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Rizatriptan Impurity D C19H28N5 . Cl 326.47 35.45
Rizatriptan N-oxide 260435-42-5 C15H19N5O 285.35
Rizatriptan Benzoate C15H19N5.C7H6O2 269.35 122.12
N-Monodesmethyl Rizatriptan 144034-84-4 C14H17N5 255.33
N-Monodesmethyl Rizatriptan Benzoate C14H17N5 . C7H6O2 255.33 122.12
Rizatriptan Impurity A N/A C16H21N5O C7H6O2 299.38 122.12
Rizatriptan Impurity B N/A C13H15N5 C2H2O4 241.30 90.04
Rizatriptan Impurity C 208941-96-2 C15H19N5 269.35
Rizatriptan Dimer 1135479-44-5 C36H49N11 635.87
Ropinirole 91374-21-9 C16H24N2O 260.38
7-Hydroxy Ropinirole HBr C16H24N2O2. HBr 276.38 80.91
3-Oxo Ropinirole HCl (Ropinirole Related Compound B) 221264-21-7 C16H22N2O2 274.37 36.46
Ropinirole N-Oxide 1076199-41-1 C15H21N2O3 277.35
Propylidine Ropinirole Hydrochloride (E/Z-Mixture) 221264-43-3 C19H28N2O HCl 300.45 36.46
Ethyl Ropinirole C18H28N2O 288.44
Ropinirole Cyclopentanylindone Impurity C10H9NO 159.19
Methylene Ropinirole C17H24N2O 272.39
Ropinirole Isohexyl Analog C16H24N2O 260.38
Ropinirole-d7 91374-21-9 (non-d) C16H17N2OD7 267.42
N-Despropyl Ropinirole NULL C13H18N2O 218.3
N-Hydroxy Ropinirole NA C16H24N2O2 276.38
Open Ring Nitro Derivative NA C16H24N2O4 308.38
Ropinirole-d14 NA C16H10N2OD14 274.47
N-Methoxy-ropinirole N/A C17H26N2O2 290.41
3-Methoxy-ropinirole N/A C17H26N2O2 290.41
N-Despropyl Ropinirole HCl C13H18N2O. HCl 218.30 36.46
Riluzole 1744-22-5 C8H5F3N2OS 234.2
Riluzolamide N-Glucuronide C15H14F3N3O8S 453.35
Riluzole-13C-15N2 1744-22-5 (non-d) C8H2F3N2OS 237.24
Riluzole-N-glucuronide NULL C14H10F3N2O7SD3 413.35
N-Hydroxy Riluzole C8H5F3N2O2S 250.2
Bromo Riluzole Impurity 88149-49-9 C7H4Br2F3NO 334.92
Riluzole Impurity A N/A C8H5F3N2OS 234.2
N-Hydroxy Riluzole-N-Glucuronide C14H13F3N2O8S 426.33
N-Hydroxy Riluzole-O-Glucuronide C14H13F3N2O8S 426.33
Riluzolamide C9H6F3N3O2S 277.23
Ramelteon 196597-26-9 C16H21NO2 259.35
Ramelteon-d5 196597-26-9 (non-d) C16H16NO2D5 264.38
Ramelteon metabolite M-II (mixture of isomers) C16H21NO2D 261.37
Ramelteon Impurity 3 C16H19NO2 257.34
Ramelteon Impurity IV C32H40N2O4 516.69
Ranelic Acid 5459-90-4 C12H10N2O8S 342.29
Strontium Ranelate impurity F C10H8N2O4S.Sr 252.25 87.62
Strontium Ranelate Impurity G C11H6NO7S. 3/2Sr 296.24 1.5x87.62
Strontium Ranelate Impurity H C8H4N2O4S. Sr 224.20 87.62
Ranelic Acid-d4 5459-90-4 (non-d) C12H6N2O8SD4 346.31
Ranelic Acid-13C4 Sodium Salt C813C4H6N2O8S.4 Na 342.21 4 22.99
Strontium Ranelate C12H6N2O8SSr2 513.49
Strontium Ranelate Impurity A C14H14N2O8S 370.34
Strontium Ranelate Impurity B 674773-13-8 C16H18N2O8S 398.39
Strontium Ranelate impurity C C12H8N2O9S.2Sr 356.27 2 87.62
Strontium Ranelate Impurity D C11H7N2O6S.3/2Sr 295.25 1.5x87.62
Strontium Ranelate Impurity E C10H5N2O6S.3/2Sr 281.23 1.5x87.62
Ranolazine 95635-55-5 C24H33N3O4 427.54
Ranolazine-d5 95635-55-5 (non-d) C24H28N3O4D5 432.58
Ranolazine glucuronide C30H41N3O10 603.68
Ranolazine N-oxide C24H33N3O5 443.55
Ranolazine Bis (N-Oxide) C24H33N3O6 459.55
Ranolazine Impurity A N/A C23H30N4O2 394.52
Ranolazine Impurity C N/A C14H22N2O3 266.34
Ranolazine Impurity E N/A C24H34N2O6 446.55
Rapamycin-d3 (Sirolimus-d3) 53123-88-9 (non-d) C51H76NO13D3 917.22
Rapamycin 53123-88-9 C51H79NO13 914.2
Demethoxy Rapamycin 83482-58-0 C50H77NO12 884.17
Rasagiline-13C3 Mesylate 136236-51-6 C12H13N.CH4O3S 174.21 96.11
Rasagiline 136236-51-6 C12H13N 171.24
Rasagiline glucuronide C18H21NO6 347.37
(R)-(-)-1-Aminoindan C9H11N 133.19
Rasagiline Mesylate C12H13N.CH4O3S 171.24 96.11
Rasagiline Related Compound HCl (3-Keto-N-Propargyl-1-Aminoindan) N/A C12H11NO. HCl 185.23 36.46
Rasagiline Sulfate C12H13NO3S 251.31
Rasagiline N-Carbamoyl Glucuronide C19H21NO8 391.38
Rabeprazole 117976-89-3 C18H21N3O3S 359.45
Rabeprazole Impurity G C29H36N4O5S 552.7
4-Methoxy Rabeprazole 102804-77-3 C15H15N3O2S 301.37
(R)-Rabeprazole.Na 171440-18-9 C18H23N3O3S . Na 361.47 23.00
Rabeprazole Related Compound A C14H10N3O3 . Na 268.25 22.99
Rabeprazole Impurity (Chloro Intermediate) C11H16ClNO2 229.71
Rabeprazole Impurity (Chloropropoxy Analogue) C17H18ClN3O2S 363.87
(S)-Rabeprazole Sodium Salt 171440-19-0 C18H23N3O3S.Na 361.47   22.99
(S)-Desmethyl Rabeprazole Sodium Salt C17H18N3O3S.Na 344.42   22.99
(R)-Desmethyl Rabeprazole Sodium Salt C17H18N3O3S.Na 344.42   22.99
Rabeprazole-d4 117976-89-3(non-d) C18H17N3O3SD4 363.47
(S)-O-Desmethyl Rabeprazole Impurity C17H18N3O3S . Na 344.42 22.99
(R)-O-Desmethyl Rabeprazole Impurity C17H18N3O3S . Na 344.42 22.99
Rabeprazole Impurity 1 1286104-27-5 C14H11N3O3 269.26
Rabeprazole Impurity 2 C18H19N3O4 341.37
Rabeprazole Sodium Salt C18H20N3NaO3S 381.43
Rabeprazole-d4 Sodium Salt C18H16N3NaO3SD4 385.46
Rabeprazole Sulfide 117977-21-6 C18H21N3O2S 343.45
Rabeprazole Impurity C 168167-42-8 C14H12ClN3OOS 305.79
Rabeprazole Impurity A 924663-38-7 C18H21N3O4S 375.45
Rabeprazole Impurity B C18H21N3O5S 391.45
Rabeprazole Impurity E (Rabeprazole Sulfone) 117976-47-3 C18H21N3O4S 375.45
Ractopamine-d3 HCl C18H20NO3D3.HCl 304.41 36.46
Ractopamine-d6 HCl N/A C18H17NO3D6 HCl 307.43 36.46
Ropivacaine-d7 C17H19N2OD7 281.45
Ropivacaine HCl.H2O 132112-35-7 C17H26N2O . HCl . H2O 274.41 36.46 18.02
Ropivacaine Monomethyl Impurity C16H24N2O 260.38
25-Desacetyl Rifampicin 16783-99-6 C41H56N4O11 780.92
3-Formyl Rifampicin SV 13292-22-3 C38H47NO13 725.8
Rifampicin N-Oxide 125833-03-6 C43H58N4O13 838.96
Rifampicin Quinone 13983-13-6 C43H56N4O12 820.95
Isonicotinyl Hydrazone of 3-Formyl Rifampicin C44H52N4O13 844.92
1,2-Isonicotinyl Hydrazine NULL C12H10N4O2 242.24
Rifampicin 13292-46-1 C43H58N4O12 822.96
Rifampicin-13C-d3 13292-46-1 (non-labelled) C43H55N4O12D3 826.97
Rifampicin-d4 C43H54N4O12D4 826.99
25-Desacetyl Rifampicin-d4 C41H52N4O11D4 784.95
N-Methyl Rifampicin C44H62N4O12 839
4-Methylpiperazine-1-yl-imino rifamycin-o C45H58N4O14 878.98
Raltegravir 871038-72-1 C20H20FN6O5 444.43
Raltegravir-13C-d3 871038-72-1 (non-d) C20H17FN6O5D3 447.44 39.10
Raltegravir glucuronide C26H29FN6O11 620.55
Raltegravir Potassium Salt C20H20FN6O5.K 443.42 39.10
Raltegravir-d4 C20H17FN6O5D4 448.45
Resorufin 635-78-9 C12H7NO3 213.19
Ethoxy Resorufin-d5 C14H6NO3D5 246.28
Ethoxy Resorufin C14H11NO3 241.25
Rimonabant 168273-06-1 C22H21Cl3N4O 463.8
Rimonabant-d10 929221-88-5 C22H11Cl3N4OD10 473.95
Ritonavir C37H48N6O5S2 720.96
Ritonavir Impurity H 1010809-43-4 C30H32N4O6S 576.68
Ritonavir Geo-isomer C37H48N6O5S2 720.96
Ritonavir impurity B (Monoacyl Valine) Hydrochloride 165315-97-9 C30H39N3O4S.HCl 537.73   36.46
Ritonavir Impurity S C52H61N7O8S2 976.24
Ritonavir EP Impurity F 1010809-61-6 C29H34N4O5S 550.68
Ritonavir-d6 C37H42N6O5S2D6 727
Ritonavir Impurity E (Hydroxy Ritonavir) 176655-56-4 C37H48N6O6S2 736.96
Ritonavir Impurity L 256328-82-2 C33H43N5O4S 605.81
Ritonavir Impurity O C37H48N6O5S2 720.96
Ritonavir Impurity T C46H66N8O5S2 875.22
Ritonavir Impurity G (Hydroperoxide Impurity) N/A C37H48N6O7S2 752.96
Ritonavir Impurity C31H41N5O5S 595.77
Rhein 478-43-3. C15H8O6 284.23
Rhein-13C4 1189928-10-6 C15H8O6 288.18
Rhein acyl glucuronide C21H16O12 460.35
Rhein ether glucuronide C21H16O12 460.35
Rhein monosulfate C15H8O9S 364.29
Rivaroxaban 366789-02-8 C19H18ClN3O5S 435.89
Rivaroxaban Impurity 4 1429334-00-8 C16H19N3O5 333.35
Rivaroxaban Impurity 5 C29H32N6O9 608.61
Rivaroxaban Impurity 6 C19H19N3O5S 401.44
Rivaroxaban Impurity 7 C19H17Cl2N3O5S 470.33
Rivaroxaban Impurity 8 C36H36N6O10 712.72
Rivaroxaban Impurity 9 C22H19N3O6 421.41
Rivaroxaban Impurity L C19H18ClN3O5S 435.89
Rivaroxaban Related Compound (Ethyl 4-(3-Oxomorpholino)-Phenylcarbamate) 1327778-39-1 C13H16N2O4 264.28
Rivaroxaban Related Compound 24065-33-6 C5H3ClO2S 162.6
Rivaroxaban Related Compound (R-4-(4-(5-(Aminomethyl)-2-Oxooxazolidin-3-yl)phenyl-Morpholin-3-One HCl) N/A C14H17N3O4 HCl 291.31 36.46
Rivaroxaban-d4 366789-02-8 (non-d) C19H14ClN3O5SD4 439.91
Rivaroxaban Related Impurity 1 31166-29-7 C5H2Cl2O2S 197.04
Rivaroxaban O-Carboxy Benzamide Impurity C22H21N3O7 439.43
Rivaroxaban Related Compound (5-Chloro-2-Thiophenecarboxylic Acid N-Methylamide) 97799-98-9 C6H6ClNOS 175.64
Rivaroxaban Impurity 10 C25H24Cl2N4O6S2 611.53
Rivaroxaban Dimer Impurity C38H36Cl2N6O10S2 871.78
Rivaroxaban Metabolite 5 C19H20ClN3O6S 453.9
Rivaroxaban Metabolite 8 C19H18ClN3O6S 451.89
Rivaroxaban Metabolite 9 C19H18ClN3O6S 451.89
R-Rivaroxaban 865479-71-6 C19H18ClN3O5S 435.89
Rivaroxaban Impurity 1 C15H24N4O2 292.38
Rivaroxaban Impurity 2 C14H21N3O3 279.34
Rivaroxaban Impurity 3 C19H20ClN3O6S 453.9
all trans-Retinal C20H28O 284.45
Racecadotril C21H23NO4S 385.49
Rocuronium Related Compound A (EP impurity A) 119302-24-8 C29H48N2O4 488.72
Rocuronium Bromide Related Compound C (EP impurity C) 119302-86-2 C30H51N2O3.Br 487.75 79.90
Rocuronium Bromide EP Impurity B (Impurity 15) 122483-73-2 C34H55N2O5. Br 571.83 79.90
Rocuronium Bromide Impurity 17 (EP impurity D) 1190105-63-5 C32H53N2O4 . Br 529.79 79.90
Rocuronium Bromide Impurity 18 (EP impurity E) 1190105-65-7 C32H53N2O3. Br 513.79 79.90
Rocuronium Bromide Impurity 19 C32H53N2O3 . Br 513.79 79.90
Rocuronium Bromide Impurity 21 (EP impurity H) 1190105-67-9 C32H49N2O4 . Br 525.76 79.90
Rocuronium bromide EP impurity F 1190105-66-8 C34H55N2O4 . Br 555.83  79.90
Rocuronium bromide EP impurity G 119302-20-4 C27H46N2O3 446.68
Rifabutin-d7 72559-06-9 (non-d) C46H55N4O11D7 854.07
25-O-desacetyl-23-Acetyl-Rifabutin (Possibly a mixture with API) C46H62N4O11 847.03
25-O-Desacetyl Rifabutin 100324-63-8 C44H60N4O10 804.99
25-O-Desacetyl Rifabutin-d7 C44H53N4O10D7 812.03
Rifabutin 72559-06-9 C46H62N4O11 847.03
Rilpivirine-d6 C22H12N6D6 372.47
Rilpivirine 500287-72-9 C22H18N6 366.43
Rilpivirine N-Glucuronide 143779-52-0 C28H26N6O6 542.56
Rilpivirine Chloro Impurity (4-[(4-Chloropyrimidin-2-yl)amino]-Benzonitrile) N/A C11H7ClN4 230.66
Rilpivirine Nitrile Impurity ((2E)-3-(4-Amino-3, 5-Dimethylphenyl)prop-2-Enenitrile HCl) N/A C11H12N2 HCl 172.23 36.46
Rilpivirine Keto Impurity (4-[(4-Oxo-1, 4-Dihydropyrimidin-2-yl)amino]-Benzonitrile) N/A C11H8N4O 212.21
Rilpivirine Z-Isomer HCl 500287-94-5 C22H18N6. HCl 366.43 36.46
Rilpivirine N-Oxide N/A C22H18N6O 382.43
Rilpivirine Amide-1 Impurity ((2E)-3-[4-[[2[(4-Cyanophenyl)amino]pyrimidin-4-yl]amino]-3, 5-Dimethylphenyl]prop-2-Enamid N/A C22H20N6O 384.44
Rilpivirine Amide-2 Impurity (4-{[4-({4-(E)-2-Cyanoethyl]-2, 6-Dimethyl]phenyl}amino-2-Pyrimidinyl]amino}-Benzamide) N/A C22H20N6O 384.44
Rifaximin-d6 C43H45N3O11D6 791.94
Rifaximin 80621-81-4 C43H51N3O11 785.9
Rifaximin Impurity D N/A C43H49N3O12 799.88
Rifaximin Impurity H N/A C43H51N3O12 801.9
25-Desacetyl Rifaximin C42H51N3O9 741.89
25-Desacetyl Rifaximin-d6 C42H45N3O9D6 747.93
Rifaximin Impurity 1 C43H49N3O11 783.88
Rifaximin Impurity 2 C43H49N3O11 783.88
Ritalinic acid 19395-41-6 C13H17NO2 219.29
Ritalinic Acid Lactam 54593-31-6 C13H15NO3 233.27
Roflumilast 162401-32-3 C17H14Cl2F2N2O3 403.22
Roflumilast-d4 C17H10Cl2F2N2O3D4 407.24
Roflumilast-d3 1189992-00-4 C17H11Cl2F2N2O3D3 406.23
Roflumilast N-Oxide 292135-78-5 C17H14Cl2F2N2O4 419.21
Roflumilast Impurity 1 162401-43-6 C17H14Cl2F2N2O3 403.22
Roflumilast Impurity 2 C13H8Cl2F2N2O3 349.12
Roflumilast Impurity 3 C20H20Cl2N2O3 407.3
Roflumilast Impurity 4 C14H8Cl2F4N2O3 399.13
Roflumilast Impurity 5 C16H14Cl2N2O3 353.21
Roflumilast-d4 N-Oxide C17H10Cl2F2N2O4D4 423.24
all-trans Retinoic acid 302-79-4 C20H28O2 300.44
4-Methoxy Retinoic Acid 81121-20-2 C21H30O3 330.47
11-cis Retinoic Acid 68070-35-9 C20H28O2 300.44
Hydroxypinacolone Retinoate 893412-73-2 C26H38O3 398.59
all-trans Retinoic acid-d5 C20H23O2D5 305.48
9-cis Retinoic acid 08-03-5300 C20H28O2 300.44
9-cis Retinoic acid-d5 C20H23O2D5 305.48
4-Keto-9-cis Retinoic acid-d3 C20H23O3D3 317.45
4-Keto-9-cis Retinoic acid methyl ester 163955-59-7 C21H28O3 328.46
4-Oxo Retinoic Acid 38030-57-8 C20H26O3 314.43
Rufinamide 106308-44-5 C10H8F2N4O 238.2
Rufinamide-15N-d2 C10H6F2N4OD2 241.2
Roxatidine 78273-80-0 C17H26N2O3 306.41
Roxatidine-d10 N/A C17H16N2O3D10 316.47
Roxatidine Impurity 1 C17H26N2O2 290.41
Roxatidine Impurity 2 73278-98-5 C15H24N2O 248.37
Roxatidine Acetate HCl 93793-83-0 C19H28N2O4. HCl 348.45 36.46
Ramosetron-d3 N/A C17H14N3OD3 282.36
Rupatadine Fumarate 182349-12-8 C26H26ClN3. C4H4O4 415.97 116.07
Rupatadine Impurity D C33H34ClN4 522.12
Rupatadine 158876-82-5 C26H26ClN3 415.97
Rupatadine Impurity B 156523-04-5 C26H24ClN3O 429.95
Rupatadine Impurity E 1224515-72-3 C45H43Cl2N5 724.78
Rupatadine Dimer Impurity 2 C45H39Cl2N5O2 752.75
Rupatadine Impurity 1 2387-23-7 C13H24N2O 224.35
Rotigotine 99755-59-6 C19H25NOS 315.48
Rotigotine-d7 N/A C19H18NOSD7 322.52
Rotigotine Sulfate 128478-69-3 C19H25NO4S2 395.45
Rotigotine D-Glucuronide 128464-29-9 C25H33NO7S 491.61
Dethienylethyl Rotigotine C14H22N 204.34
Depropyl Rotigotine C16H19NOS 273.4
7,8-Dihydro Naphthol C10H10O 146.19
Raubasine 483-04-5 C21H24N2O3 352.44
Riboflavin-d6 C17H14N4O6D6 382.41
Riboflavin Impurity 1 N/A C12H16N4OS 264.35
Riboflavin Impurity 2 1086-80-2 C12H10N4O2 242.24
Riboflavin Impurity 3 1088-56-8 C13H12N4O2 256.27
Riboflavin Impurity C C13H18N4O6 326.31
Riboflavin Impurity D C17H20N4O7 392.37
Riboflavin C17H20N4O6 376.37
Riboflavin-5'-phosphate Sodium Salt Dihydrate 6184-17-4 C17H20N4O9P. Na. 2 H2O 455.34 22.99 2x18.02
Riboflavin Impurity A (Riboflavin-3’, 4’-Diphosphate) N/A C17H22N4O12P2 536.33
Riboflavin Impurity B (Rbofliavin-3’, 5’-Diphosphate) N/A C17H22N4O12P2 536.33
Riboflavin Impurity C (Riboflavin-4’, 5’-Diphosphate) N/A C17H22N4O12P2 536.33
Riboflavin-3’-Phosphate Sodium N/A C17H20N4O9P Na 455.34 22.99
Riboflavin-4’-Phosphate Sodium N/A C17H20N4O9P Na 455.34 22.99
Riboflavin-5’-Phosphate Sodium 130-40-5 C17H20N4O9P Na 455.34 22.99
Rafoxanide 22662-39-1 C19H11Cl2I2NO3 626.02
Rafoxanide-d4 C19H7Cl2I2NO3D4 630.04
Ronidazole 7681-76-7 C6H8N4O4 200.16
Ronidazole-d3 1015855-87-4 (non-d) C6H5N4O4D3 203.17
Ruboxistaurin HCl C28H28N4O3 . HCl 468.56 36.46
7-O-Desmethyl Rapamycin C50H77NO13 900.17
Racecadotril Impurity C C14H17NO4S 295.36
Racecadotril Impurity D C24H28N2O6S2 504.63
Racecadotril Impurity E C10H10O2 162.19
Racecadotril Impurity F 87428-99-7 C19H19NO3 309.37
Racecadotril Impurity H C38H40N2O6S2 684.88
Racecadotril Impurity G C19H21NO3S 343.45
Racecadotril Diacid Impurity 141437-87-8 C20H22O4S2 390.52
Roxithromycin 80214-83-1 C41H76N2O15 837.07
Roxithromycin Impurity I 425365-66-8 C45H84N2O17 925.17
Roxithromycin Impurity J C40H73ClN2O14 841.49
Roxithromycin Impurity K C41H76N2O16 853.07
Roxithromycin Impurity G 425365-64-6 C42H78N2O16 867.09
Roxithromycin-d7 N/A C41H69N2O15D7 844.11
Roxithromycin Impurity B C33H62N2O12 678.87
Roxithromycin Impurity C C37H68N2O13 748.96
Roxithromycin Impurity D C41H76N2O15 837.07
Roxithromycin Impurity E C40H74N2O15 823.04
Roxithromycin Impurity F 118267-18-8 C40H74N2O15 823.04
Roxithromycin Impurity H C41H76N2O14 821.07
Rofecoxib 162011-90-7 C17H14O4S 314.36
Rofecoxib-d5 N/A C17H9O4SD5 319.39
9-cis Retinol Acetate 29584-22-3 C22H32O2 328.5
All-trans Retinol 68-26-8 C20H30O 286.46
All-trans Retinol-D5 C20H25OD5 291.49
9-cis Retinol C20H30O 286.46
13-cis Retinol C20H30O 286.46
Retinal 116-31-4 C20H28O 284.45
4-Hydroxy Retinol C20H30O2 302.46
Scopolamine-d3.HBr (Hyoscine-d3 HBr) 6533-68-2 C17H18D3NO4.HBr 387.29
Scopolamine HBr (Hyoscine HBr) C17H21NO4. HBr 303.36 80.91
Scopolamine Butylbormide (Hyoscine Butylbromide) 149-64-4 C21H30NO4 Br 360.48 79.90
Aposcopolamine 535-26-2 C18H21NO2 283.37
Scopolaming-d5 HBr (Hyoscine-d5 HBr) N/A C17H16NO4D5 HBr 308.39, 80.91
Scopolamine Glucuronide 17660-02-5 C23H29NO10 479.49
Scopolamine N-Oxide 97-75-6 C17H21NO5 319.36
Scopolamine Sulfate 866926-81-0 C17H21NO7S 383.42
Selegiline-d5.HCl 14611-51-9 (non-d) C13H12D5N.HCl 228.78
Desmethyl  selegiline-d5.HCl NULL C12H1D5N.HCl 214.75
N-Desmethyl Selegiline HCl 56862-28-3 C12H15N.HCl 173.26 36.46
Secnidazole C7H11N3O3 185.18
Secnidazole Impurity B C7H11N3O3 185.18
(R)-N-Desmethyl Selegiline HCl 115586-38-4 C12H15N. HCl 173.26 36.46
Selegiline HCl 14611-52-0 C13H17N. HCl 187.29 36.46
Sertraline HCl 79559-97-0 C17H17Cl2N.HCl 342.7
Sertraline-d6 N/A C17H11Cl2ND6 313.26
Sertraline Impurity G HCl 79645-15-1 C17H17Cl2N. HCl 306.24 36.46
Rac-cis-Sertraline-13C-d3 HCl 79559-97-0 (S,S-isomer) C16H14Cl2ND313C. HCl 310.24 36.46
Sertraline-15N13CD3 C17H14Cl2ND3 311.24
Sertraline impurity D 871838-58-3 C17H18ClN C17H18ClN
(1S,4R)-Sertraline HCl C17H17Cl2N . HCl 306.24 36.46
(1R,4R)-Sertraline 4-Chlorophenyl Impurity HCl 79617-90-6 C17H18ClN. HCl 271.79 36.46
Desmethyl Sertraline HCl 79617-96-2 C16H15Cl2N.HC 265.67
Sertraline oxime impurity 152642-35-8 C16H13Cl2NO 306.19
Sertraline 2,3-Dichloro Ketone Impurity 152448-80-1 C16H12Cl2O 291.18
Sertraline-d3 HCl 79559-97-0(non-d) C17H14D3Cl2N.HCl 345.72
Sertraline EP Impurity B 52758-05-1 C17H19N HCl 273.81
Sertraline Impurity (SRTRC-3) C16H12Cl2O 291.18
Sertraline Impurity C (Sertraline 4-Chlorophenyl Impurity HCl) 79646-00-7 C17H18ClN . HCl 271.79 36.46
(1R, 4S)-trans-Sertraline HCl 79836-45-6 C17H17Cl2N. HCl 306.24 36.46
Sertraline-2,3-Dichloro Impurity 1198084-29-5 C17H17Cl2N HCl 306.24 36.46
Sertrakine Tetralone Impurity 155748-61-1 C16H12Cl2O 291.18
(-)-3-Dehydroshikimic acid 2922-42-1 C7H8O5 172.14
Sibutramine HCl 84485-00-7 C17H26ClN.HCl 316.32
Homosibutramine N/A C18H28ClN 293.88
Sulfamethizole 144-82-1 C9H10N4O2S2 270.33
Sulfamethizole-d4 N/A C9H6N4O2S2D4 274.36
Sibutramine-d7.HCl 125494-59-9 C17H19D7ClN.HCl 323.36
Saccharin-13C6 N/A C7H5NO3S 189.12
N-Desmethyl Sibutramine HCl 84467-94-7 C16H24ClN.HCl 302.29
Sucralose-d6 N/A C12H13Cl3O8D6 403.68
N-Monodesmethyl sibutramine-d7 HCl 84467-94-7(non-d) C16H17ClND7.HCl 309.33
Sulfamic acid 5329-14-6 H3NO3S 97.09
N-Didesmethyl sibutramine HCl 84484-78-6 C15H22ClN.HCl 288.26
Sofosbuvir Nucleoside Derivative 863329-66-2 C10H13FN2O5 260.22
Sofosbuvir 1190307-88-0 C22H29FN3O9P 529.46
Sofosbuvir Impurity 1 C31H26FN3O7 571.57
Sofosbuvir Impurity 2 863329-62-8 C31H27N3O8 569.58
Sofosbuvir Impurity 3 C38H31N3O9 673.69
Sofosbuvir Impurity 4 863329-63-9 C31H25N3O7 551.56
Sofosbuvir Impurity 5 874638-94-5 C24H22FN3O6 467.46
Sofosbuvir Impurity 6 C24H22FN3O6 467.46
Sofosbuvir Impurity 7 C24H21FN2O7 468.44
Sofosbuvir Impurity 8 944476-44-2 C24H22N2O8 466.45
Sofosbuvir Impurity 10 C24H20N2O7 448.44
Sofosbuvir Impurity 11 C10H13FN2O5 260.22
Sofosbuvir Impurity 12 114262-49-6 C10H14N2O6 258.23
Sofosbuvir Impurity 13 C10H12N2O5 240.22
Sofosbuvir Impurity 14 C22H29FN3O9P 529.46
Sofosbuvir Impurity 15 C22H30N3O10P 527.47
Sofosbuvir Impurity 16 C22H28N3O9P 509.46
Sofosbuvir Impurity 17 C34H45FN4O13P2 798.7
Sofosbuvir Impurity 18 C22H29FN3O9P 529.46
Sofosbuvir-13C-D3 C22H26FN3O9PD3 533.47
Sofosbuvir Impurity 19 1190308-01-0 C22H29FN3O9P 529.46
Sofosbuvir Impurity 20 1337482-15-1 C22H29FN3O9P 529.46
Sofosbuvir Impurity 21 C22H29ClN3O9P 545.92
Sofosbuvir Impurity 22 (GS-491241) C22H29FN3O9P 529.46
Sofosbuvir Impurity (GS-566500) C13H19FN3O9P 411.28
Sofosbuvir Impurity (GS-566500)-13C-d3 C13H16FN3O9PD3 415.29
N-Didesmethyl sibutramine-d7 HCl 84484-78-6 (non-d) C15H15ClND7.HCl 295.3
Stigmasterol 83-48-7 C29H48O 412.71
Stigmasterol-D5 C29H43OD5 417.74
N-Formyl N,N-Didesmethyl Sibutramine (Mixture of Isomers) C16H22ClNO 279.81
Methyl Stearate 112-61-8 C19H38O2 298.51
Benzyl Sibutramine C20H24ClN 313.87
Stiripentol 49763-96-4 C14H18O3 234.3
Stiripentol-D9 C14H9O3D9 243.3
(R)-Stiripentol C14H18O3 234.3
(S)-Stiripentol C14H18O3 234.3
(R)-Stiripentol-D9 C14H9O3D9 243.35
(S)-Stiripentol-D9 C14H9O3D9 243.35
Chloro-Sibutramine 84485-08-5 C17H25Cl2N 314.3
Sparsentan-d5 (RE-021-d5) 254740-64-2 (non-d) C32H35N4O5SD5 597.79
Sparsentan (RE-021) 254740-64-2 C32H40N4O5S 592.76
Sulfadoxine 2447-57-6 C12H14N4O4S 310.33
Sulfadoxine-D4 C12H10N4O4SD4 314.36
Sildenafil citrate 171599-83-0 C22H30N6O4S.C6H8O7 474.59 192.13
Sulfuric Acid Monomethyl Ester 75-93-4 CH4O4S 112.1
Hydroxythiohomosildenafil NULL C23H32N6O4S2 520.68
Dimethyl Sildenafil 1416130-63-6 C23H32N6O4S 488.61
N-Desmethyl Acetildenafil C23H30N6O3 438.53
Hydroxyacetildenafil NULL C25H34N6O4 482.59
Nor-acetildenafil 949091-38-7 C24H32N6O3 452.56
Piperiacetildenafil NULL C24H31N5O3 437.55
Acetil Acid C18H20N4O4 356.38
Carbodenafil NULL C24H32N6O3 452.56
Gendenafil 147676-66-2 C19H22N4O3 354.41
N-Desmethyl  Sildenafil 139755-82-1 C21H28N6O4S 460.56
Imidazosagatriazinone C17H20N4O2 312.37
Sertaconazole Impurity A N/A C11H10Cl2N2O 257.12
Sertaconazole Impurity B N/A C9H6BrClS 261.57
Sertaconazole Impurity C 142181-53-1 C9H7ClOS 198.67
Acetildenafil (Hongdenafil) 831217-01-7 C25H34N6O3 466.59
Thiodimethyl Sildenafil (Thioaildenafill, Sulfoaildenafil) 856190-47-1 C23H32N6O3S2 504.68
Pyrazole N-desmethyl sildenafil C21H28N6O4S 460.56
PDE-5 Inhibitor (Sildenafil Related Compound) C21H30N6O4S 462.58
Sildenafil amide C8H12N4O3 212.21
Sildenafil Amine HCl C8H14N4O.HCl 182.23 36.46
Sildenafil coupled C17H22N4O3 330.39
Sildenafil chlorosulfonyl 139756-22-2 C17H19ClN4O4S 410.88
Sildenafil HCl C22H30N6O4S.HCl 474.59 36.46
Sildenafil-d8 171599-83-0(non-d) C22H22D8N6O4S 482.63
Sildenafil Dimer Impurity C38H46N10O8S2 834.98
N(1),N(12)-Diethylspermine-d10 4HCl 113812-15-0 C14H24N4D10. 4 HCl 268.51 4 36.46
Benzyl Sildenafil C28H34N6O4S 550.68
Nitrodenafil N/A C17H19N5O4 357.37
Chlorodenafil N/A C19H21ClN4O3 388.86
Hydroxychlorodenafil N/A C19H23ClN4O3 390.87
Dithio-Desmethyl Carbodenafil C23H30N6OS2 470.66
Cyclopentynafil N/A C26H36N6O4S 528.68
Cinnamyldenafil N/A C32H38N6O3 554.7
Dimethylacetildenafil N/A C25H34N6O3 466.59
Oxohongdenafil N/A C25H32N6O4 480.57
N-Desmethyl sildenafil-d8 1185168-06-2 C21H20N6O4SD8 468.61
Dioxohongdenafil N/A C25H30N6O5 494.56
Selamectin 220119-17-5 C43H63NO11 769.98
Selamectin Impurity A N/A C43H63NO12 785.98
Selamectin Impurity C N/A C36H51NO9 641.81
Selamectin Impurity B N/A C43H61NO11 767.97
Selamectin Impurity D N/A C50H75NO14 914.15
Lodenafilcarbonate N/A C47H62N12O11S2 1035.22
Desmethyl Carbodenafil C23H30N6O3 438.53
Sildenafil analogue C24H34N6O4S 502.64
Demethylpiperazinyl Sildenafil Sulfonic Acid C17H20N4O5S 392.44
Nitroso-prodenafil N/A C27H35N9O5S2 629.77
Sildenafil Impurity A (Isobutyl Sildenafil) 1391053-95-4 C23H32N6O4S 488.61
Propoxyphenyl Sildenafil 877777-10-1 C23H32N6O4S 488.61
Sildenafil Analogue III N/A C24H34N6O3S2 518.7
Homosildenafil 642928-07-2 C23H32N6O4S 488.61
Sildenafil Related Compound C24H32N6OS2 484.69
Spirodiclofen 148477-71-8 C21H24Cl2O4 411.33
O-Desethyl Sildenafil (Sildenafil Impurity C) N/A C20H26N6O4S 446.53
Sildenafil C22H30N6O4S 474.59
Sildenafil Impurity A Related Compound (Isomer of Isobutyl Sildenafil) C23H32N6O4S 488.61
Sildenafil Impurity ((1-methyl-4-Nitro -3-n-propyl pyrazole-5- carboxylic acid) C8H11N3O4 213.19
Sildenafil N-Oxide C22H30N6O5S 490.59
Propoxyphenyl-Hydroxyhomosildenafil N/A C24H34N6O5S 518.64
Sildenafil Analogue I (Propoxyphenyl-Thiohydroxyhomosildenafil) 479073-90-0 C24H34N6O4S2 534.7
Propoxyphenyl-Thiosildenafil N/A C23H32N6O3S2 504.68
Depiperazinothiosildenafil C17H20N4O4S2 408.5
Norneosildenafil NULL C22H29N5O4S 459.57
Propoxyphenyl Thiohomosidenafil 479073-88-6 C24H34N6O3S2 518.7
Sildenafil Related Compound 2 C25H36N6O4S 516.67
Dithio-Desethyl Carbodenafil N/A C22H28N6OS2 456.64
Hydroxyhomosildenafil NULL C23H32N6O5S 504.61
1-Ethyl-1-Methylsuccinic Acid 631-31-2 C7H12O4 160.17
Thiosildenafil 479073-79-5 C22H30N6O3S2 490.65
Suffruticoside C 145898-96-0 C27H32O16 612.55
Thiohomosildenafil NULL C23H32N6O3S2 504.68
Sparfloxacin 110871-86-8 C19H22F2N4O3 392.41
7-alpha-Thiomethyl Spironolactone C23H32O3S 388.57
Spironolactone Impurity B N/A C24H31BrO4S 495.48
Spironolactone Impurity G N/A C24H32O5S 432.58
Spironolactone Impurity H N/A C20H26O2 298.43
Spironolactone-d3 52-01-7 (non-d) C24H29D3O4S 419.6
Spironolactone 52-01-7 C24H32O4S 416.58
Spironolactone acid NA C24H34O5S 434.6
7-Beta-Spironolactone 33784-05-3 C24H32O4S 416.58
Delta-20-Spironolactone N/A C24H30O4S 414.57
Spironolactone EP Impurity C: (2'R)-3', 4'-Dihydro-5'H-Spiro[androst-4-ene-17, 2'-furan]-3, 5& 976-70-5 C22H30O3 342.48
Disulfanyl Spironolactone N/A C24H32O4S2 448.65
Spironolactone Related Compound (S-[17-Alfa-(Ethoxymethyl)-17-hydroxy-3-oxoandrost-4-en-7-alfa-yl] Ethanethioate) N/A C24H36O4S 420.62
Sulfadiazine-d4 NULL C10H6D4N4O2S 254.3
Sulfadiazine Sodium C10H9N4O2S. Na 272.26
Sulfadimethoxine-d4 NULL C10H10D4N4O4S 314.35
Sulfadimethoxine Sodium Salt 1037-50-9 C12H13N4O4S . Na 309.33 22.99
Sulfadimidine-d4 NULL C12H10D4N4O2S 282.36
N-Acetylsulfathiazole-d4 NULL C11H7N3O3S3D4 301.38
Sumatriptan succinate 103628-48-4 C14H21N3O2S.C4H6O6 413.5
Sumatriptan-d6 Hemisuccinate 1397195-80-0 C28H30N6O4S2D12. C4H6O4 602.89 118.09
Sumatriptan Impurity H 1391052-59-7 C27H37N5O2S 495.69
Sumatriptan Impurity A 545338-89-4 C27H37N5O2S 495.69
Sumatriptan N-Oxide 212069-94-8 C14H21N3O3S 311.41
Sumatriptan Impurity 1 N/A C14H21N3O4S 327.41
Sumatriptan Impurity 2 N/A C14H22N3O3S. Cl 312.41 35.45
Simvastatin hydroxy acid sodium salt 101314-97-0 C25H39O6.Na 458.58
Simvastatin Impurity B (Acetyl Simvastatin) 145576-25-6 C27H40O6 460.62
Anhydro Simvastatin (Simvastatin Impurity C) 210980-68-0 C25H36O4 400.56
Methylene Simvastatin 1449248-72-9 C25H36O5 416.56
Simvastatin Ethyl Ester N/A C27H44O6 464.65
Simvastatin Impurity G N/A C25H36O5 416.56
(3S)-Hydroxperoxy Simvastatin N/A C25H38O7 450.58
(3R)-Hydroxperoxy Simvastatin N/A C25H38O7 450.58
Simvastatin Hydroxyl Acid Methyl Ester 145576-26-7 C26H42O6 450.62
Simvastatin Impurity H N/A C19H28O4 320.43
Simvastatin Impurity K N/A C25H40O5 420.59
Simvastatin-d6 1002347-71-8 C25H32O5D6 424.61
Simvastatin Acyl-β-D-glucuronide 463962-56-3 C31H48O12 612.72
(6S)-Hydroxy Simvastatin 133645-46-2 C25H38O6 434.58
6S)-Hydroperoxy Simvastatin 149949-01-9 C25H38O7 450.58
(4S)-Hydroxy Simvastatin 149949-05-3 C25H38O6 434.58
3-Hydroxy Simvastatin 134523-09-4 C25H38O6 434.58
3-Hydroxy Simvastatin Acid, Sodium Salt N/A C25H39O7 Na 451.59 22.99
Simvastatin-d6 hydroxy acid sodium salt 12009-77-6(non-d) C25H33D6O6.Na 464.61
Simvastatin 79902-63-9 C25H38O5 418.58
Simvastatin Impurity D 476305-24-5 C50H76O10 837.16
Simvastatin Impurity F 79952-44-6 C24H36O5 404.55
6-Oxo-Simvastatin 130468-11-0 C25H36O6 432.56
1-Phenyl-d5-azo-2-naphthol-d4 (Sudan 1) 752211-63-5 C16H7N2OD5 253.31
Saquinavir Mesylate 149845-06-7 C38H50N6O5. CH4O3S 670.86 96.11
Saquinavir-d9 127779-20-8 (non-d) C38H41N6O5D9 679.91
Saquinavir-d6 N/A C38H44N6O5D6 676.9
Salmeterol 89365-50-4 C25H37NO4 415.58
Salmeterol Impurity E 108928-81-0 C25H37NO4 415.58
Salmeterol Impurity H 1330076-52-2 C36H43NO6 585.75
Salmeterol-d3 89365-50-4 C25H34NO4D3 418.62
Salmeterol Xinafoate 94749-08-3 C25H37NO4.C11H8O3 415.58 188.18
Salmeterol Impurity F 1391054-40-2 C25H37NO3 399.58
Salmeterol Impurity D 1391052-04-2 C34H47NO7 581.76
Salmeterol Impurity G N/A C50H72N2O7 813.14
Salmeterol Impurity B 94749-02-7 C23H33NO4 387.52
Salmeterol Impurity A N/A C19H25NO3 315.42
Salmeterol Impurity C 94749-11-8 C24H35NO4 401.55
Salbutamol 18559-94-9 C13H21NO3 239.32
Salbutamol Impurity G N/A C20H25NO3 327.43
Salbutamol Impurity J 156547-62-5 C13H19NO3 237.3
Salbutamol Impurity H N/A C13H21NO 207.32
Salbutamol Impurity I 56796-66-8 C20H27NO3 329.44
Salbutamol Impurity K C13H20ClNO3 273.76
Salbutamol Impurity L 898542-80-8 C13H18ClNO3 271.75
Salbutamol Glyoxal Impurity C9H10O5 198.18
Salbutamol Impurity M C14H23NO3 253.34
Salbutamol Impurity O C15H25NO3 267.37
Salbutamol Impurity P C22H31NO6 405.5
Salbutamol-d9 1173021-73-2 C13H12NO3D9 248.37
Salbutamol Related Compound 1 156339-89-8 C20H27NO4 345.44
Salbutamol Related Compound 2 51234-21-0 C9H8O4 180.16
Salbutamol Impurity N 149222-15-1 C26H40N2O5 460.62
Salbutamol Impurity D N/A C13H19NO3 237.3
Salbutamol Impurity F N/A C26H40N2O5 460.62
Salbutamol Impurity A 870076-72-5 C14H23NO3 253.34
Salbutamol Impurity B N/A C12H19NO2 209.29
Salbutamol Impurity C 18910-68-4 C13H21NO2 223.32
Salbutamol Impurity E 24085-03-8 C20H27NO3 329.44
Solifenacin 242478-37-1 C23H26N2O2 362.48
(1S, 4R)-3,4-Dihydro-4-Hydroxy-1-Phenyl-2-(1H)-isoquinoline-Carboxylic Acid (3R)-1-Azabicyclo[2,2,2]oct-3-yl Ester N/A C23H26N2O3 378.48
Solifenacin Related Compound 2 Succinate 1262506-09-1 C23H26N2O2. C4H6O4 362.48 118.09
Solifenacin Related Compound 3 Succinate 862207-70-3 C23H26N2O2. C4H6O4 362.48 118.09
Solifenacin Related Compound 4 Succinate 862207-71-4 C23H26N2O2. C4H6O4 362.48 118.09
Solifenacin Related Compound 5 C23H26N2O3 378.48
Solifenacin impurity (4-nitrophenyl (1S)-1-phenyl-3-4-dihidroisoquinoline-2(1H)-carboxylate) C22H18N2O4 374.4
Solifenacin-d5 242478-37-1 (non-d) C23H21N2O2D5 367.51
Solifenacin Impurity C23H26N2O3 378.48
4-Hydroxy Solifenacin (trans, Mixture of (1R,4R) and (1S,4S) Diastereomers) C23H26N2O3 378.48
4-Hydroxy Solifenacin N-Oxide C23H26N2O4 394.47
Solifenacin N-Glucuronide C29H34N2O8 538.6
Solifenacin N-Oxide C23H26N2O3 378.48
Solifenacin Succinate 242478-38-2 C23H26N2O2.C4H6O4 362.48 118.09
4-Hydroxy Solifenacin-d5 C23H21N2O3D5 383.51
Stavudine-d4 C10H8N2O4D4 228.24
Stavudine 3056-17-5 C10H12N2O4 224.22
Sitagliptin 486460-32-6 C16H15F6N5O 407.32
Sitagliptin impurity D C18H17F6N5O2 449.36
Sitagliptin Enamine impurity C16H13F6N5O 405.31
Sitagliptin Acid Impurity HCl 1204818-19-8 C10H10F3NO2. HCl 233.19 36.46
Sitagliptin Triazole Impurity HCl 762240-92-6 C6H7F3N4. HCl 192.14 36.46
Sitagliptin Defluoro Impurity 1 N/A C16H20F3N5O 355.36
Sitagliptin Defluoro Impurity 2 N/A C16H20F3N5O 355.36
Sitagliptin Defluoro Impurity 3 851307-12-5 C15H19F2NO4 315.32
Sitagliptin Defluoro Impurity 4 1271773-97-7 C15H19F2NO4 315.32
(S)-Sitagliptin N-Boc-Acid Impurity 922178-94-7 C15H18F3NO4 333.31
(R)-Sitagliptin N-Boc-Methyl-Ester Impurity 881995-73-9 C16H20F3NO4 347.34
Sitagliptin-d4 486460-32-6 (non-d) C16H11F6N5OD4 411.35
(R)-Sitagliptin Methyl-Ester Impurity 881995-69-3 C11H12F3NO2 247.22
Sitagliptin N-Phoshate Impurity 1351498-25-3 C16H16F6N5O4P 487.3
Sitagliptin Deamino Impurity 1 1253056-18-6 C16H12F6N4O 390.29
Sitagliptin Deamino Impurity 2 (Mixture of Z and E Isomers) N/A C16H12F6N4O 390.29
Sitagliptin Defluoro Impurity 5 486460-31-5 C16H16F5N5O 389.33
(R)-Sitagliptin N-Boc-Acid Impurity 486460-00-8 C15H18F3NO4 333.31
Sitagliptin N-Boc Impurity 486460-23-5 C21H23F6N5O3 507.44
Sitagliptin impurity E C16H15F6N5O.H3PO4 407.32  98.00
Sitagliptin impurity F Sitagliptin Impurity F C22H24F6N4O2 490.45
Sitagliptin impurity G 269396-59-0 C15H19F2NO4 315.32
Sitagliptin-N-sulfate C16H15F6N5O4S 487.38
Sitagliptin impurity H HCl 1334244-24-4 (free base) C16H16F5N5O. HCl 389.33 36.46
Sitagliptin impurity I C15H19F2NO4 315.32
Sitagliptin impurity M 218608-98-1 C15H20FNO4 297.33
Sitagliptin Desfluoro Impurity HCl C16H17F4N5O. HCl 371.34 36.46
Sitagliptin related compound 1 331763-66-7 C15H20FNO4 297.33
Sitagliptin impurity P HCl C16H17F4N5O. HCl 371.34 36.46
Sitagliptin impurity B C32H25F12N9O2 795.6
Sitagliptin diamide impurity C20H19F6N5O3 491.4
Sitagliptin enamine amide impurity C18H15F6N5O2 447.34
Sitagliptin impurity N related compound C16H10F6N4O 388.27
Sitagliptin carbamoyl glucuronide C23H23F6N5O9 627.46
Sitagliptin impurity O related compound C26H21F9N6O2 620.48
Sitagliptin impurity N C16H14F6N4O 392.31
Sitagliptin impurity O C26H23F9N6O2 622.5
Sitagliptin Related Compound HCl (5-Defluoro Impurity) N/A C16H16F5N5O. HCl 389.33 36.46
Sitagliptin Impurity 6 N/A C17H15F6N5O2 435.33
Sitagliptin Triazecine Analog C16H13F6N5O2 421.3
Sitagliptin Styrylacetyl Analog C16H12F6N4O 390.29
Sitagliptin Fumarate Adduct C20H19F6N5O5 523.4
Sitagliptin Monophosphate Monohydrate 654671-77-9 C16H15F6N5O.H2O.H3O4P 407.32 18.02 98.00
Sitagliptin Phosphate 654671-78-0 C16H15F6N5O.H3O4P 407.32 98.00
Racemic Sitagliptin-d4 HCl 823817-56-7 (non-labelled and free base) C16H11F6N5OD4.HCl 411.35 36.46
Sitagliptin S-Isomer HCl N/A C16H15F6N5O. HCl 407.32 36.46
Sitagliptin dioxo impurity C16H12F6N4O2 406.29
Sulbutiamine 3286-46-2 C32H46N8O6S2 702.9
Sulbutiamine-d14 3286-46-2 (non-d) C32H32N8O6S2D14 716.99
Sevelamer Hydrochloride N/A N/A
Colesevelam hydroxyquat impurity C9H22NO . I 160.28  126.90
Colesevelam Methoxyquat impurity C10H24NO . I 174.31  126.90
Colesevelam Bromoquat impurity C9H21BrN . Br 223.18  79.90
Synhexyl 117-51-1 C22H32O2 328.5
Synhexyl-d6 117-51-1 (non-d) C22H26O2D6 334.54
Salinomycin Sodium Salt 53003-10-4 C42H69O11 . Na 750.01 22.99
Silodosin (R-isomer) 160970-54-7 C25H32F3N3O4 495.55
Silodosin Related Impurity C22H25N3O2 363.46
rac-Silodosin 160970-64-9 C25H32F3N3O4 495.55
Silodosin-d4 1426173-86-5 C25H28F3N3O4D4 499.57
Silodosin glucuronide (mixture of diasteromers) C31H40F3N3O10 671.67
Silodosin glucuronide-d4 (mixture of diasteromers) C31H36F3N3O10D4 675.7
Silodosin Metabolite 1357252-79-9 C25H30F3N3O5 509.53
Silodosin Dehydro Impurity 175870-21-0 C25H30F3N3O4 493.53
Silodosin Impurity 2 (Nitrile Impurity) C25H30F3N3O3 477.53
Silodosin Impurity 3 (Dimer Impurity) N/A C35H41F6N3O6. HCl 713.72 36.46
Silodosin Impurity 4 (S-Isomer) C25H32F3N3O4 495.55
Salicylaldehyde Azine 959-36-4 C14H12N2O2 240.26
Sorafenib 284461-73-0 C21H16ClF3N4O3 464.83
Sorafenib related compound 5 C14H16N4O2 272.31
Sorafenib related compound 6 C17H19N3O4 329.36
Sorafenib related compound 7 C16H17N3O4 315.33
Sorafenib related compound 8 C14H14N4O3 286.29
Sorafenib related compound 9 343247-69-8 C8H6ClF3N2O 238.6
Sorafenib Related Compound C13H12N2O2 228.25
Sorafenib Impurity C C27H23N5O6 513.51
Sorafenib Impurity I C15H8Cl2F6N2O 417.14
Sorafenib related compound 10 1012058-78-4 C20H13ClF3N3O4 451.79
Sorafenib related compound 11 C20H19N5O3 377.41
Sorafenib-d4 284461-73-0 (non-d) C21H12ClF3N4O3D4 468.86
Sorafenib Related Compound 12 C14H13N3O3 271.28
Sorafenib-N-oxide 583840-03-3 C21H16ClF3N4O4 480.82
Sorafenib-d3 C21H13ClF3N4O3D3 467.85
Sorafenib 2-Chloro Isomer 1431697-81-2 C21H16ClF3N4O3 464.83
Sorafenib related compound 1 C8H6ClF3N2O 238.6
Sorafenib related compound 2 18585-06-3 C10H9ClF3NO2 267.64
Sorafenib related compound 3 1285533-84-7 C21H17F3N4O3 430.39
Sorafenib related compound 4 C7H5ClF3N 195.57
Sulfalene (sulfamethoxypyrazine) C11H12N4O3S 280.31
Sulindac C20H17FO3S 356.42
Sulindac Acyl Glucuronide C26H25FO9S 532.55
Sulindac Sulfide 32004-67-4 C20H17FO2S 340.42
Sulindac Sulfone 59864-04-9 C20H17FO4S 372.42
Sulindac Sulfide Acyl Glucuronide C26H25FO8S 516.55
Sulindac Sulfone Acyl Glucuronide C26H25FO10S 548.55
Sulindac-d3 C20H14FO3SD3 359.44
Sulindac Sulfide-d3 C20H14FO2SD3 343.44
Sulindac Sulfone-d3 C20H14FO4SD3 375.44
Spilanthol 25394-57-4 C14H23NO 221.35
Sapropterin DiHCl 69056-38-8 C9H15N5O3. 2 HCl 241.25 2 36.46
Sapropterin-d3 C9H12N5O3D3 244.27
Sapropterin Related Compound ((6S)-5,6,7,8-Tetrahydro-L-Biopterin Sulfate) C9H15N5O3.H2SO4 241.25   98.08
Saxagliptin 945667-22-1 C18H25N3O2 315.42
Saxagliptin Cyclic Amidine Impurity C18H25N3O2 315.42
Saxagliptin-13C3 C1513C3H25N3O2 318.39
5-Hydroxt Saxagliptin N/A C18H25N3O3 331.42
5-Hydroxy Saxagliptin-13C3 C1513C3H25N3O3 334.39
Saxagliptin Impurity 1 N/A C17H27NO5 325.41
Saxagliptin Impurity 2 N/A C6H10N2O 126.16
(1S, 3R, 5S, 2’S)-Saxagliptin N/A C18H25N3O2 315.42
(1R, 3S, 5R, 2’S)-Saxagliptin N/A C18H25N3O2 315.42
(1S, 3S, 5S, 2’R)-Saxagliptin N/A C18H25N3O2 315.42
Sulfasalazine 599-79-1 C18H14N4O5S 398.4
Sulfasalazine Impurity H NA C7H6O3 138.12
Sulfasalazine Impurity I NA C13H10N2O6S 322.3
Sulfasalazine Impurity J NA C11H11N3O2S 249.29
Sulfapyridine-d4 NA C11H7N3O2SD4 253.32
Sulfasalazine-d4 N/A C18H10N4O5SD4 402.42
Sulfasalazine-d3 599-79-1 (non-d) C18H11N4O5SD3 401.42
Sulfasalazine Impurity A NA C28H22N8O5S2 614.67
Sulfasalazine Impurity B NA C29H22N8O7S2 658.68
Sulfasalazine Impurity C NA C18H14N4O3 334.34
Sulfasalazine Impurity D NA C17H14N4O3S 354.39
Sulfasalazine Impurity E NA C29H22N6O7S2 630.66
Sulfasalazine Impurity F NA C18H14N4O5S 398.4
Sulfasalazine Impurity G NA C29H22N6O7S2 630.66
Serotonin Glucuronide C16H20N2O7 352.35
Serotonin-d4 C10H8N2OD4 180.24
Serotonin-d4 Glucuronide C16H16N2O7D4 356.37
Serotonin HCl 153-98-0 C10H12N2O. HCl 176.22 36.46
N,O-Diacetyl Serotonin 28026-16-6 C14H16N2O3 260.3
Salicylic Acid Acyl Glucuronide C13H14O9 314.25
Diethylamine Salicylate C7H6O3.C4H11N 138.12 73.14
Salicylic Acid-d4 78646-17-0 C7H2O3D4 142.15
Salicylic Acid  Impurity C C6H6O 94.11
Ethyl Salicylate 118-61-6 C9H10O3 166.18
Sarpogrelate Hydrochloride 135159-51-2 C24H31NO6 HCl 429.52 36.46
Sarpogrelate Intermediate M1 135261-74-4 C20H27NO3 329.44
Sarpogrelate-d3 N/A C24H28NO6D3 432.54
Sarpogrelate Related Compound I (3-Dimethylamino-1-(o-Formylphenoxy)-2-propyl Hydrogen Succinate) N/A C16H21NO6 323.35
Sarpogrelate Related Compound II (3-Dimethylamino-1-[o-[2-(m-methoxyphenyl)-1-Hydroxyethyl]phenoxy]-2-propyl Hydrogen Su N/A C24H31NO7 445.52
1-[o-[2-(m-methoxyphenyl)-ethyl]phenoxy]-3-Methylamino-2-propyl Hydrogen Succinate N/A C23H29NO6 415.49
Silybin A 22888-70-6 C25H22O10 482.45
Silybin B 142797-34-0 C25H22O10 482.45
5-Sulphosalicylic Acid C7H6O6S 218.19
Sulpiride 15676-85-7 C15H23N3O4S 341.43
Sulpiride Impurity A (Amisulpride Impurity A) 26116-12-1 C7H16N2 128.22
Sulpiride Impurity B 33045-52-2 C9H11NO5S 245.26
Sulpiride Impurity C 33045-53-3 C10H13NO5S 259.28
Sulpiride Impurity D 22117-85-7 C8H9NO5S 231.23
Sulpiride Impurity E 52395-25-2 C8H10N2O4S 230.24
Sulpiride Impurity F C15H23N3O5S 357.43
Sulpiride Impurity G C14H21N3O4S 327.41
5-Sulphamoylsalicylic Acid C7H7NO5S 217.2
Sunitinib Malate C22H27FN4O2. C4H6O5 398.48 134.09
Sunitinib Impurity B N/A C20H20FN3O2 353.4
N-Desethyl Sunitinib C20H23FN4O2 370.43
Sunitinib-d10 C22H17FN4O2D10 408.54
Sunitinib (Mixture of E and Z Isomer) 557795-19-4 (Z-isomer) C22H27FN4O2 398.48
Sunitinib N-Oxide 356068-99-0 C22H27FN4O3 414.48
Sunitinib Impurity C 356068-86-5 C14H23N3O2 265.36
Sunitinib Impurity G (N,N-Didesethyl Sunitinib HCl) 1217216-61-9 C18H19FN4O2 HCl 342.38 36.46
Sunitinib Impurity H N/A C18H18FN3O3 343.36
Sunitinib Impurity I N/A C16H14FN3O2 299.31
Sodium Valproate Impurity C 62391-99-5 C8H16O2 144.22
Spiramycin I-d3 C43H71N2O14D3 846.05
Sitostanol-d7 C29H45OD7 423.78
Sarafloxacin HCl 91296-87-6 C20H17F2N3O3. HCl 385.37 36.46
Sulbactam Impurity A C5H11NO4S 181.21
Sulbactam Impurity D C8H10BrNO3S 280.14
Sulbactam Impurity C C8H10BrNO5S 312.14
Sulbactam Impurity E C8H9Br2NO5S 391.04
Sulbactam Impurity F C8H9Br2NO3S 359.04
Sulbactam Impurity B (Amoxicillin Impurity A) 551-16-6 C8H12N2O3S 216.26
Sulbactam Impurity G N/A C8H13O6S 251.26
Sulbactam Pivoxil 69388-79-0 C14H21NO7S 347.39
Sulbactam Related Compound (6-alfa-Bromopenicillanic acid) 24138-28-1 C8H10BrNO3S 280.14
Sotalol Impurity A N/A C12H20N2O2S 256.37
Sovaprevir 1001667-23-7 C43H53N5O8S 799,99
Sulfamethoxazole 723-46-6 C10H11N3O3S 253.28
Sulfamethoxazole-d4 N/A C10H7N3O3SD4 257.31
Sulfamethoxazole N4-glucoside 119691-75-7 C16H21N3O8S 415.43
N-Hydroxy Sulfamethoxazole 114438-33-4 C10H11N3O4S 269.28
Spectinomycin DiHCl 22189-32-8 C14H24N2O7. 2HCl 332.36 2 36.46
N-Desmethyl  tamoxifen HCl 10540-29-1 C25H27NO.HCl 393.96
(E)-Tamoxifen 13002-65-8 C26H29NO 371.53
Tamoxifen N-oxide 75504-34-6 C26H29NO2 387.53
N-Desmethyl tamoxifen-d5 HCl 10540-29-1(non-d) C25H22NOD5.HCl 398.99
4-Hydroxy Tamoxifen 58047-06-3 C26H29NO2 387.53
4-Hydroxy tamoxifen-d5 58047-06-3(non-d) C26H24D5NO2 392.53
Tamoxifen Citrate C26H29NO. C6H8O7 371.53 192.13
Didesmethyl Tamoxifen C24H25NO 343.47
4-Hydroxy-N-Desmethyl Tamoxifen C25H27NO2 373.5
Tamoxifen-d5 C26H24NOD5 376.56
(Z)-4-Hydroxy-N-Desmethyl Tamoxifen (Endoxifen) 112093-28-4 C25H27NO2 373.5
Tenofovir-d6 C9H8D6N5O4P 293.25
Tenofovir Disoproxil Carbamate (Related Compound H) 1244022-54-5 C23H36N5O12P 605.54
Desmethyl Tenofovir Disoproxil N/A C18H28N5O10P 505.43
Tenofovir Disoproxil Related Compound E (Tenofovir Disoproxil Impurity MONO-POCPMPA) N/A C14H22N5O7P 403.33
Tenofovir Disoproxil Related Compound G 1246812-40-7 C17H28N5O7P 445.42
(S)-Tenofovir Disoproxil Fumarate N/A C19H30N5O10P C4H4O 519.45 116.07
Diethylaminocarboxymethyl POC Tenofovir N/A C20H33N6O9P 532.49
9-Propenyladenine (Tenofovir Impurity) 4121-40-8 C8H9N5 175.19
Mono-POC Methyl Tenofovir 1246812-16-7 C15H24N5O7P 417.36
Mono-POC Tenofovir Fumarate Salt N/A C17H26N5O10P C4H4O4 491.40 116.07
Tenofovir Disoproxil Fumarate C19H30N5O10P.C4H4O4 519.45 116.07
6N-Hydroxymethyl Tenofovir Disoproxil 1244022-53-4 C20H32N5O11P 549.48
Tenofovir Impurity E (Mono-POC Tenofovir 6-Isopropyl Carbomate) 1244022-56-7 C18H28N5O9P 489.43
Ethyl Tenofovir Impurity N/A C11H18N5O4P 315.27
Isopropyl Tenofovir C12H20N5O4P 329.3
n-POC-POC Tenofovir 1217542-13-6 C19H30N5O10P 519.45
Diisopropyl Tenofovir Fumarate 160616-04-6 (free base) C15H26N5O4P. C4H4O4 371.38 116.07
(S)-Tenofovir 147127-19-3 C9H14N5O4P 287.22
6N-Bromomethyl Tenofovir Disoproxil C20H31BrN5O10P 612.38
Dimethylaminocarboxymethyl POC Tenofovir C18H29N6O9P 504.44
Tenofovir 147127-20-6 C9H14N5O4P 287.22
Tenofovir monophosphate 206646-04-0 C9H15N5O7P2 367.2
Tenofovir Diphosphate 166403-66-3 C9H16N5O10P3 447.18
Tenofovir-d7 C9H7N5O4PD7 294.26
Tenofovir Disoproxil Impurity EOC-POCPMPA N/A C18H28N5O10P 505.43
Tenofovir Disoproxil Dimer 1093279-76-5 C39H60N10O20P2 1050.92
Tizanidine HCl 64461-82-1 C9H8ClN5S.HCl 290.17
Tizanidine-d4 HCl 64461-82-1(non-d) C9H4D4ClN5S.HCl 294.2
Tizanidine Impurity A C6H4ClN3S 185.64
Tizanidine Impurity B C11H10ClN5OS 295.75
Tizanidine Impurity C C5H8N2OS 144.2
Tizanidine Metabolite C7H6ClN5S 227.68
Hydroxy tolbutamide 5719-85-7 C12H18N2O4S 286.35
Hydroxy tolbutamide-d9 5719-85-7(non-d) C12H9D9N2O4S 295.41
4-Carboxy Tolbutamide 04-10-2224 C12H16N2O5S 300.34
4-Carboxy Tolbutamide-d9 NULL C12H16N2O5S 309.38
Tolbutamide-d9 80404-52-0 C12H9N2O3SD9 279.4
Topiramate-d12 97240-79-4 (non-d) C12H9D12NO8S 351.44
Topiramate Related Compound A 20880-92-6 C12H20O6 260.29
Topiramate N-Methyl Impurity 97240-80-7 C13H23NO8S 353.39
Topiramate Dimer Impurity N/A C24H39NO13S 581.64
Topiramate Desacetal Impurity 106881-41-8 C9H17NO8S 299.3
Topiramate Didesacetal Impurity 106881-42-9 C6H13NO8S 259.24
Topiramate impurity C C12H19ClO8S 358.8
Topiramate impurity D C12H20O6 260.29
Tramadol HCl 22204-88-2 C16H25NO2.HCl 299.84
(-)-cis-Tramadol HCl C16H25NO2.HCl 263.38 36.46
O-Desmethyl-(+)-cis-Tramadol C15H23NO2 249.36
O-Desmethyl-(-)-cis-Tramadol C15H23NO2 249.36
O-Desmethyl Tramadol-d6 HCl C15H17NO2D6.HCl 255.39 36.46
Tramadol Impurity C HCl C16H23NO. HCl 245.37 36.46
Tramadol Impurity A 22204-88-2 C16H25NO2 263.38
Tramadol N-Oxide 147441-56-3 C16H25NO3 279.38
Tramadol Impurity E N/A C9H17NO 155.24
N-desmethyl tramadol HCl NULL C15H23NO2.HCl 285.82
O-Desmethyl Tramadol HCl (Racemic,Tramadol Impurity D) 185453-02-5 C15H23NO2.HCl 249.36 36.46
N,O-Didesmethyl Tramadol C14H21NO2 235.33
O-Desmethyl tramadol glucuronide NULL C21H31NO8 425.48
N, O-Didesmethyl tramadol glucuronide NULL C20H29NO8 411.46
Tramadol-d6 HCl 22204-88-2 (non-d) C16H19NO2D6.HCl 269.42 36.46
N-Desmethyl Tramadol-d3 NULL C15H20NO2D3 252.37
(+)-cis-Tramadol HCl C16H25NO2.HCl 263.38 36.46
Trandolapril 87679-37-6 C24H34N2O5 430.55
Trandolaprilat 87679-71-8 C22H30N2O5 402.49
Trandolapril-d5 87679-37-6 (non-d) C24H29N2O5D5 435.58
Trandolaprilat-d5 87679-71-8(non-d) C22H25N2O5D5 407.52
Trandalopril glucuronide C30H42N2O11 606.68
Trandaloprilat glucuronide C28H38N2O11 578.62
Trandolapril EP Impurity A 118194-41-5 C23H32N2O5 416.52
Trandolapril EP Impurity B C25H36N2O5 444.58
Tyramine-d4 HCl 60-19-5 C8H7OD4.HCl 177.67
3-Methoxy Tyramine HCl C9H13NO2.HCl 167.21 36.46
3-Hydroxy 4-Methoxyphenethylamine HCl C9H13NO2.HCl 167.21 36.46
N,N-Dimethyltyramine 539-15-1 C10H15NO 165.24
trans-N-(p-Coumaroyl)tyramine 20375-37-5 C17H17NO3 283.33
Dihydro-N-Caffeoyltyramine N/A C17H19NO4 301.35
Aminotadalafil 385769-84-6 C21H18N4O4 390.4
Tadalafil Impurity C NA C22H20ClN3O4 425.88
Tinoridine HCl 25913-34-2 C17H20N2O2S. HCl 316.43 36.46
Tadalafil Impurity D NA C22H20ClN3O4 425.88
Tadalafil Impurity E (6S, 12R) 171596-28-4 C22H19N3O4 389.41
N-Ethyl Tadalafil N/A C23H21N3O4 403.44
6R,12S-Tadalafil 171596-27-3 C22H19N3O4 389.41
Tadalafil Hydroxylactam Impurity C22H19N3O6 421.41
Tadalafil Aminohemiketal Impurity C22H19N3O6 421.41
Tadalafil Spiro-urethane Impurity C22H19N3O6 421.41
Tadalafil Hydroxyquinoline Impurity C22H17N3O5 403.4
Tadalafil Ketolactam Impurity 1346605-38-6 C22H19N3O6 421.41
Tadalafil-d3 960226-55-5 C22H16N3O4D3 392.43
Tadalafil Spiro-oxindole Impurity C22H19N3O5 405.41
Acetaminotadalafil N/A C23H20N4O5 432.44
Tadalafil Oxo Impurity 1346602-17-2 C22H17N3O5 403.4
Tadalafil EP Impurity B (ent-tadalafil) 629652-72-8 C22H19N3O4 389.41
Tadalafil Related Compound N/A C26H29N3O5 463.54
Tadalafil Related Compound 2 C24H25N3O5 435.48
2-Hydroxypropylnortadalafil C24H23N3O5 433.47
Tadalafil 171596-29-5 C22H19N3O4 389.41
Tadalafil Dichloro Impurity N/A C22H18Cl2N2O5 461.31
Triclocarban 101-20-2 C13H9Cl3N2O 315.58
Tadalafil Dimethoxy Impurity 1356345-67-9 C23H23N3O4 405.46
Tadalafil Impurity (1,1Œ-ethylidenebistryptophan) C24H26N4O4 434.5
Tadalafil Related Impurity 1 N/A C26H25N3O4 443.51
Tadalafil Acid Impurity N/A C19H16N2O4 HCl 336.35 36.46
Tadalafil Related Compound 3 C27H29N3O4 459.55
Tadalafil Related Compound 4 C27H29N3O4 459.55
Chloropretadalafil NULL C22H19ClN2O5 426.86
Trimethobenzamide 138-56-7 C21H28N2O5 388.47
Trimethobenzamide-d4 N/A C21H24N2O5D4 392.49
Trimethobenzamide-d6 N/A C21H22N2O5D6 394.5
N-Octyl-nortadalafil C29H33N3O4 487.6
Tezosentan 180384-57-0 C27H27N9O6S 605.64
Tezosentan-d4 N/A C27H23N9O6SD4 609.66
N-Butyl Tadalafil C25H25N3O4 431.5
Travoprost 157283-68-6 C26H35F3O6 500.56
5,6-trans-Travoprost N/A C26H35F3O6 500.56
15-Keto Travoprost 404830-45-1 C26H33F3O6 498.54
Travoprost Acid 54276-17-4 C23H29F3O6 458.48
Nortadalafil C21H17N3O4 375.39
Ticarcillin Sodium 4697-14-7 C15H14N2O6S2 2Na 382.42 2x22.99
Ticarcillin Sodium Impurity A 36041-93-7 C14H16N2O4S2 340.42
Ticarcillin Sodium Impurity B 6964-21-2 C6H6O2S 142.18
Ticarcillin Sodium Impurity C 21080-92-2 C7H6O4S 186.19
Ticarcillin Sodium Impurity D N/A C15H18N2O7S2 402.45
Ticarcillin Sodium Impurity E N/A C14H17N2O5S2 357.43
Tadalafil Impurity A NA C20H19N3O3 349.39
Troglitazone 97322-87-7 C24H27NO5S 441.55
Troglitazone-d4 N/A C24H23NO5SD4 445.57
Tadalafil Impurity B NA C20H19N3O3 349.39
Tigecycline 220620-09-7 C29H39N5O8 585.66
Tigecycline Epimer N/A C29H39N5O8 585.66
Tigecycline Metabolite M1 (t-Butylaminoacetic Acid) N/A C6H13NO2 131.18
Tigecycline Metabolite M2 (Epimer of Tigecycline Glucuronide) N/A C35H47N5O14 761.79
Tigecycline Metabolite M3 (Tigecycline Glucuronide) N/A C35H47N5O14 761.79
Tigecycline Metabolite M4 (Epimer of N-Acetyl-9-Aminominocycline) N/A C25H30N4O8 514.54
Tigecycline Metabolite M5 (N-Acetyl-9-Aminominocycline) N/A C25H30N4O8 514.54
Tigecycline Metabolite M6 (9-Aminominocycline, Impurity 4) 149934-19-0 C23H28N4O7 472.5
Tigecycline Metabolite M7 (Epimer of Hydroxy Tigecycline) N/A C29H39N5O9 601.66
Tigecycline Metabolite M8 (Hydroxyl Tigecycline) N/A C29H39N5O9 601.66
Tigecycline impurity (ring-open) C29H39N5O10 617.66
Tigecycline Impurity 1 N/A C23H26N4O9 502.49
Tigecycline Impurity 2 N/A C24H28N4O10 532.51
Tigecycline Impurity 3 N/A C20H19N3O9 445.39
Tigecycline Impurity 5 N/A C24H30N4O8 502.53
Tigecycline Impurity 6 N/A C20H21N3O7 415.41
Tigecycline-D9 C29H30N5O8D9 594.72
Tioconazole Related Compound A 61709-33-9 C16H14Cl2N2OS HCl 353.27 36.46
Tioconazole Related Compound B N/A C16H12Cl4N2OS HCl 422.16 36.46
Tioconazole Related Compound C N/A C16H12BrCl3N2OS HCl 466.61 36.46
Torsemide-d7 1189375-06-1 C16H13N4O3SD7 355.47
Teprenone 6809-52-5 C23H38O 330.56
Torsemide 56211-40-6 C16H20N4O3S 348.43
Tolnaflate 2398-96-1 C19H17NOS 307.42
Tolnaflate-d7 N/A C19H10NOSD7 314.46
Tolnaflate Impurity A 135-19-3 C10H8O 144.17
Tolnaflate Impurity D 696-44-6 C8H11N 121.18
Torsemide Impurity B 72811-73-5 C12H13N3O2S 263.32
Tiabendazole Impurity A C6H8N2 108.14
Torsemide Impurity D 160972-33-8 C17H22N4O3S 362.45
Tretinoin C20H28O2 300.44
Tretinoin-d5 (Retinoic Acid-d5) 302-79-4 (non-labelled) C20H23O2D5 305.48
9-cis-Retinoic acid 08-03-5300 C20H28O2 300.44
Tretinoin Glucuronide C26H36O8 476.57
4-Oxo Tretinoin (4-Oxo Retinoic Acid) 38030-57-8 C20H26O3 314.43
4-Hydroxy-all-trans-Retinoic Acid 66592-72-1 C20H28O3 316.44
4-Oxo-9-cis Retinoic acid 150737-18-1 C20H26O3 314.43
4-Hydroxy-9-cis-Retinoic Acid N/A C20H28O3 316.44
5,8-Epoxy-13-cis Retinoic Acid (Mixture of Diastereomers) 112018-12-9 C20H28O3 316.44
5,6-Epoxy-13-cis-Retinoic Acid N/A C20H28O3 316.44
5,8-Epoxy-all-trans-Retinoic Acid (Mixture of Diastereomers) 3012-76-8 C20H28O3 316.44
5,8-Epoxy-9-cis-Retinoic Acid N/A C20H28O3 316.44
5,6-Epoxy-all-trans-Retinoic Acid N/A C20H28O3 316.44
5,6-Epoxy-9-cis-Retinoic Acid N/A C20H28O3 316.44
11,13-di-cis-Retinoic Acid 3555-80-4 C20H28O2 300.44
9,13-di-cis-Retinoic Acid 5352-74-9 C20H28O2 300.44
4-Oxo-Isotretinoin N/A C20H26O3 314.43
4-Hydroxy Isotretinoin (13-cis-4-Hydroxy-Retinoic Acid) N/A C20H28O3 316.44
Isotretinoin-d5 4759-48-2 (non-d) C20H23O2D5 305.48
Isotretinoin Glucuronide N/A C26H36O8 476.57
Isotretinoin (13-cis-Retinoic Acid) N/A C20H28O2 300.44
Torsemide Impurity C 58155-35-4 C15H18N4O3S 334.4
Tipranavir 174484-41-4 C31H33F3N2O5S 602.68
Tipranavir-d4 N/A C31H29F3N2O5SD4 606.7
Torsemide Impurity A 72810-61-8 C13H11N3O3S 289.31
Thermospermine 70862-11-2 C10H26N4 202.35
Torsemide Impurity E N/A C15H17N3O4S 335.38
Tofacitinib Citrate 540737-29-9 C16H20N6O. C6H8O7 312.38 192.13
Tofacitinib-d3 N/A C16H17N6OD3 315.4
Tofacitinib Impurity A 1092578-46-5 C16H20N6O 312.38
Tofacitinib Impurity B N/A C16H20N6O 312.38
Tofacitinib Impurity C Citrate 1092578-47-6 (free base) C16H20N6O. C6H8O7 312.38 192.13
Tofacitinib Impurity (N-Des-(2-Cyanide-acetyl)-(3S,4R)) N/A C13H19N5 245.33
Tofacitinib Impurity (N-Des-(2-Cyanide-acetyl)-(3R,4S)) N/A C13H19N5 245.33
Tofacitinib N-hydroxy impurity C13H19N5O 261.33
Tofacitinib related compound 1 C16H22N6O2 330.39
Tofacitinib related compound 2 C10H17N3O 195.27
Tofacitinib related compound 3 C13H18N4O2 262.31
Tofacitinib related compound 4 C16H20N6O 312.38
Tofacitinib related compound 5 C13H19N5 245.33
Tofacitinib Related Compound 6 C19H21N7O2 379.42
Tofacitinib Related Compound 7 C16H22N6O2 330.39
Tofacitinib Related Compound 8 C29H38N10O2 558.69
Tofacitinib Related Compound 9 C34H45N7 551.78
Tofacitinib Related Compound 10 C13H19N5 245.33
Temsirolimus 475271-62-6 C56H87NO16 1030.31
Torcetrapib 262352-17-0 C26H25F9N2O4 600.49
4-Benzyltoluene 27776-01-8 C14H14 182.27
2-Benzyltoluene 713-36-0 C14H14 182.27
3-Benzyltoluene 620-47-3 C14H14 182.27
1,1-Diphenylethane 612-00-0 C14H14 182.27
1,2-Diphenylethane 103-29-7 C14H14 182.27
Diphenylmethane 101-81-5 C13H12 168.24
1,2-Dibenzyl-3-methyl-benzene 53585-53-8 C21H20 272.39
1-Phenyl-2-(m-tolyl)ethane 34403-06-0 C15H16 196.29
Tamsulosin-d4 HCl 144701-48-4 C20H24N2O5SD4 412.54
Tamsulosin Impurity H C20H27NO3 329.44
Theophyllidine Hydrochloride 116131-08-9 C6H10N4O 154.17
Tamsulosin Impurity G 106463-19-8 C20H28N2O5S HCl 408.52 36.46
(R)-Tamsulosin 106463-17-6 C20H28N2O5S . HCl 408.52 36.46
Tamsulosin Sulfonic Acid N/A C20H27NO6S 409.51
N-Benzyl Tamsulosin HCl 1027854-97-2 (free base) C27H34N2O5S HCl 498.65 36.46
Tamsulosin Related Compound ((S)-5-(2-Aminopropyl)-2-Methoxybenzenesulfonamide) 119714-13-5 C10H16N2O3S 244.31
Tamsulosin HCl C20H28N2O5S.HCl 408.52 36.46
Trametinib 871700-17-3 C26H23FIN5O4 615.41
Trametinib-d4 871700-17-3 (non-labelled) C26H19FIN5O4D4 619.43
Trametinib-d6 871700-17-3 (non-labelled) C26H17FIN5O4D6 621.44
Desethoxy Tamsulosin N/A C18H24N2O4S 364.47
Terizidone-d6 C14H8N4O4D6 308.33
N-Methyl Tamsulosin N/A C21H30N2O5S 422.55
beta-Tropisetron N/A C17H20N2O2 284.36
Tamsulosin Impurity A C28H36N2O6S 528.67
7, 8 : 15, 16-Dibenzoterrylene 187-96-2 C38H20 476.58
Tamsulosin Impurity B C10H16N2O3S 244.31
alpha-Terpineol 98-55-5 C10H18O 154.25
Tamsulosin Impurity D C19H26N2O5S 394.49
Tazobactam-d4 N/A C10H8N4O5SD4 304.32
Tazobactam Acid Impurity T-1 N/A C20H24N8O10S2 600.59
Tazobactam Acid Impurity T-2 N/A C9H12N4O3S 256.28
Tazobactam Acid Impurity T-4 N/A C10H8N4O7S 328.26
Tazobactam Acid Impurity T-5 N/A C10H8N4O9S 360.26
Tazobactam Acid Impurity T-7 N/A C12H16N4O5S 328.35
Tazobactam Related Compound A 118175-11-4 C7H12N4O4S 248.26
Tamsulosin Impurity F HCl 1051368-80-9 C10H15NO2. HCl 181.24 36.46
Taurolidine 19388-87-5 C7H16N4O4S2 284.36
Taurultam 38668-01-8 C3H8N2O2S 136.17
Tamsulosin Impurity I C10H13BrO2 245.12
Tenoxicam Impurity D (N-Methyl-N'-(2-pyridyl)oxamide) 52781-01-8 C8H9N3O2 179.18
Tenoxicam Impurity E (2-Methylthieno[2,3-d]isothiazol-3(2H)-one-1,1-dioxide   ) 94040-09-2 C6H5NO3S2 203.24
Tenoxicam Impurity C (N-Methylthiophene-2-carboxamide) 39880-77-8 C6H7NOS 141.19
Telmisartan-d3 144701-48-4 C33H27N4O2D3 517.65
Tolmetin-acyl-beta-D-Glucuronide 71595-19-2 C21H23NO9 433.42
Dibromo Impurity N/A C15H12Br2O2 384.07
Telmisartan Bromo Acid Impurity (4-Bromomethylbiphenyl-2’-carboxylic acid) 150766-86-2 C14H11BrO2 291.15
Telmisartan Bromo Amide Impurity 147404-72-6 C14H12NBrO 290.16
Desmethyl Telmisartan 144701-81-5 C32H28N4O2 500.61
Telmisartan Dimer Impurity 884330-14-7 C46H38N4O4 710.84
Telmisartan Methyl Ester C34H32N4O2 528.66
Telmisartan Related Compound 2 (Desmethyl Dibenzimidazole) 88433-09-0 C18H18N4 290.37
Telmisartan Related Compound (Methyl 4'-bromomethyl biphenyl-2-carboxylate) C15H13BrO2 305.17
Telmisartan Impurity G 144702-27-2 C33H29N5 495.63
Telmisartan acyl glucuronide NULL C39H38N4O8 690.76
Telmisartan-13CD3 C33H27N4O2D3 518.64
Tesofensine 402856-42-2 C17H23Cl2NO 328.28
4’,4’-Dibromomethyl Biphenyl-2-Carboxylic Acid N/A C14H10Br2O2 370.04
Telmisartan Aldehyde Impurity N/A C14H10O3 226,23
Telmisartan Desethyl Impurity N/A C31H26N4O2 486.58
Telmisartan Desethyl Methyl Ester Impurity N/A C32H28N4O2 500.61
Telmisartan 144701-48-4 C33H30N4O2 514.63
Tributyrin 60-01-5 C15H26O6 302.37
Telmisartan Impurity A<br>(2-n-propyl-4-methyl-6-(1-methylbenzimidazole-2-yl)benzimidazole) 152628-02-9 C19H20N4 304.4
Talaporfin 13C4 C38H41N5O9 715.73
Telmisartan Impurity E C26H24N2O4 428.49
Telotristat 1033805-28-5 C25H22ClF3N6O3 546.94
Telmisartan Impurity C 144702-26-1 C37H38N4O2 570.74
Technocolor Purple 3 (1,3,3-Trimethylindolino-6&#39;-(1-piperidinyl)spironaphthoxazine) 114747-45-7 C27H29N3O 411.55
Telmisartan Impurity F C33H31N5O 513.65
Tolafentrine 139308-64-8 C28H31N3O4S 505.64
Telmisartan Impurity B 1026438-56-1 C37H38N4O2 570.74
Thonzylamine 91-85-0 C16H22N4O 286.38
Thonzylamine Hydrochloride 63-56-9 C16H22N4O . HCl 286.38   36.46
Telmisartan Impurity H 114772-40-6 C18H19BrO2 347.25
Tetramethrin (Mixture of Cis and Trans Isomers) 7696-12-0 C19H25NO4 331.42
Tebuconazole 107534-96-3 C16H22ClN3O 307.83
Tebuconazole-d9 N/A C16H13ClN3OD9 316.88
Tirofiban-d6 144494-65-5 C22H30N2O5SD6 446.64
Taspine 602-07-3 C20H19NO6 369.38
Tirofiban Hydrochloride Monohydrate 150915-40-5 C22H36N2O5S.HCl.H2O 440.61 36.46 18.02
Terconazole Impurity A N/A C26H31Cl2N5O3 532.47
Terconazole Impurity B N/A C26H31Cl2N5O3 532.47
Tirofiban-d9 NA C22H27N2O5SD9 449.66
Tobramycin sulfate 126777-32-0 C18H37N5O9. H2O4S 467.52 98.08
Tirofiban Cyclohexyl Impurity N/A C22H42N2O5S 446.65
Nitrotyrosine-D3 C9H7N2O5D3 229.21
Tirofiban Chloro Impurity N/A C22H35ClN2O5S 475.05
Teneligliptin HBr 906093-29-6 C22H30N6OS. 2.5HBr 426.59 2.5 80.91
Teneligliptin-D4 C22H26N6OSD4 430.61
Teneligliptin-D8 C22H22N6OSD8 434.64
Tirofiban Impurity DiHCl (4,4&#39;-Dipyridyl-1,5-Pentane DiHCl) 25382-33-6 (free base) C15H18N2. 2 HCl 226.32 2 36.46
Triptorelin Acetate 140194-24-7 C64H82N18O13. C2H4O2 1311.48 60.05
Tirofiban Impurity (4-(4-Pyridyl)butanoic Acid) N/A C9H11NO2 165.19
Turpentine Oil 9005-90-7 C10H16 136.24
R-Tirofiban HCl 151414-72-1 C22H36N2O5S . HCl 440.61 36.46
Topiroxostat 577778-58-6 C13H8N6 248.25
Topiroxostat Impurity 1 C7H10N6O 194.2
Topiroxostat Impurity 2 C7H8N4O2 180.17
Topiroxostat Impurity 3 C6H7N3O2 153.14
Topiroxostat Impurity 4 C12H9N5O 239.24
Topiroxostat Impurity 5 C13H10N6O 266.26
Topiroxostat Impurity 6 C13H9N5O2 267.25
16-Hydroxytriptolide 139713-80-7 C20H24O7 376.41
Triptolide 38748-32-2 C20H24O6 360.41
Triptonide 38647-11-9 C20H22O6 358.39
Tolcapone C14H11NO5 273.25
5,6,7,8-Tetrahydroquinazoline-2,4-Diamine-15N3 C8H12N4 167.19
5-Methyl-5,6,7,8-Tetrahydroquinazoline-2,4-Diamine-15N3 C9H14N4 181.22
Tolcapone 3-â-D-Glucuronide C20H19NO11 449.37
3-(Hydroxymethyl)-1-oxy-2,2,5,5-tetramethylpyrrolidine 27298-75-5 C9H19NO2 173.26
Tolcapone-d4 C14H7NO5D4 277.27
Tulathromycin A 217500-96-4 C41H79N3O12 806.1
3-O-Methyl Tolcapone 134612-80-9 C15H13NO5 287.27
3-O-Methyl Tolcapone-d4 C15H9NO5D4 291.3
N-Desmethyl Trimebutine HCl 84333-59-5 C21H27NO5.HCl 409.91
Trimebutine-d5 Fumarate C22H24NO5D5.C4H4O4 392.51 116.07
N-Desmethyl Trimebutine-d5 HCl 84333-59-5 (non-d) C21H22NO5D5.HCl 378.48 36.46
Trimebutine-d5 maleate 34140-59-5 (non-d) C22H24NO5D5.C4H4O4 392.51 116.07
Trimebutine maleate 34140-59-5 C22H29NO5.C4H4O4 387.51 116.07
N-Didesmethyl Trimebutine HCl C20H25NO5.HCl 359.43 36.46
N-Didesmethyl Trimebutine-d5 HCl C20H20NO5D5.HCl 364.46 36.46
Trimebutine Impurity C C11H14O5 226.23
N-Desmethyl Trimebutine-beta-D-Glucuronide N/A C26H33NO11 535.55
(R)-5-Hydroxymethyl Tolterodine Formate 380636-49-7 C22H31NO2. CH2O2 341.50 46.03
Tolterodine Monomer Impurity N/A C19H25NO C4H6O6 283.42 150.09
Tolterodine Dimer Impurity 854306-72-2 C35H41NO2 507.72
Tolterodine Lactone Impurity 40546-94-9 C16H14O2 238.29
Tolterodine O-Benzyl Impurity N/A C29H37NO 415.62
5-Hydroxymethyl rac-Tolterodine Formate N/A C22H31NO2. CH2O2 341.50 46.03
Tolterodine Lactol Impurity 209747-04-6 C16H16O2 240.3
(S)-5-Hydroxymethyl Tolterodine 260389-90-0 C22H31NO2 341.5
rac-5-Hydroxymethyl Tolterodine-d14 1185071-13-9 C22H19NO2D12 353.57
Tolterodine diol acetate impurity C18H20O3 284.36
Tolterodine diol impurity C16H18O2 242.32
5-Hydroxymethyl Tolterodine-d14 1191280-58-6 (free base) C22H17NO2D14.CH2O2 355.58 46.03
Tolterodine Impurity ((R)-5-Isopropylcarbonyloxymethyl Tolterodine) 1380491-70-2 C26H37NO3 411.59
Tolterodine-d14 124937-51-5 C22H17NOD14.CH2O2 385.54
5-Carboxy Tolterodine Formate 1076199-77-3 C22H29NO3. CH2O2 355.48 46.03
5-Carboxy Tolterodine-d14 Formate 1189681-84-2 (free base) C22H15NO3D14. CH2O2 369.57 46.03
Tolterodine Tartrate 124937-52-6 C22H31NO.C4H6O6 325.50 150.09
5-Hydroxymethyl Tolterodine Glucuronide C28H39NO8 517.62
Tolterodine-d5 C22H26NOD5 330.53
S-Tolterodine C22H31NO 325.5
Tetracaine-d6 HCl 136-47-0 (non-d) C15H18N2O2D6.HCl 284.43 36.46
Tetracaine-d6 C15H18N2O2D6 270.41
Tetracaine Impurity C C12H17NO2 207.27
Tetracaine HCl 136-47-0 C15H24N2O2. HCl 264.37 36.46
Tetracaine HCl Impurity A (4-Aminobenzoic Acid) 150-13-0 C7H7NO2 137.14
Tetracaine N-Oxide C15H24N2O3 280.37
Tetracaine Hydrochloride Impurity B C11H15NO2 193.25
Tryptophan-d3 34025-61-6 C11H9N2O2D3 207.25
5-Hydroxy L-Tryptophan T-202 C11H12N2O3 220.23
Tryptophan Impurity G C11H12N2O3 220.23
Tryptophan Impurity B C11H12N2O4 236.23
Tryptophan Impurity E 08-11-3978 C11H12N2O4 236.23
Tryptamine-d4 HCl 340257-60-5 C10H8N2D4.HCl 200.7
Trospium-d8 Chloride 10405-02-4 (non-d) C25H22NO3D8.Cl 400.57 35.45
Trospium Chloride 10405-02-4 C25H30NO3.Cl 392.52 35.45
Trospium Impurity A C14H12O3 228.25
Trospium Impurity B C21H23NO3 337.42
Trospium Impurity C C11H20NO . Cl 182.29 35.45
Trospium impurity D (Benzilide) 467-32-3 C28H20O4 420.47
Thalidomide-d4 50-35-1 (non-d) C13H6N2O4D4 262.26
Thalidomide 50-35-1 C13H10N2O4 258.24
R-Thalidomide 04-06-2614 C13H10N2O4 258.24
S-Thalidomide 841-67-8 C13H10N2O4 258.24
4-Hydroxy Thalidomide C13H10N2O5 274.24
N-Hydroxy Thalidomide C13H10N2O5 274.24
3-Hydroxy Thalidomide C13H10N2O5 274.24
Trilostane 13647-35-3 C20H27NO3 329.44
Telbivudine C10H14N2O5 242.23
Telbivudine-d4 C10H10N2O5D4 246.26
Topotecan 123948-87-8 C23H23N3O5 421.46
Topotecan-d6 123948-87-8 (non-d) C23H17N3O5D6 427.49
N-Desmethyl Topotecan C23H23N3O5 407.43
Topotecan HCl C23H23N3O5.HCl 421.46 36.46
Topotecan N-Oxide C23H23N3O6 437.46
Topotecan Bis N-Oxide C23H23N3O7 453.46
1-Hydroxy-Tacrine-d4 NULL C13H10N2OD4 218.29
1-Hydroxy-Tacrine C13H14N2O 214.27
Tauroursodeoxycholic-D4 Acid C26H41NO6SD4 503.74
Tauroursodeoxycholic Acid C26H45NO6S 499.72
Taurolithocholic-2,2,3,4,4-D5 Acid C26H40NO5SD5 488.75
Taurolithocholic-d4 Acid 516-90-5 (non-labelled) C26H41NO5SD4 487.74
Triclosan-d3 C12H4Cl3O2D3 292.57
Trimipramine-d3 Maleate C20H23N2D3.C4H4O4 297.46 116.07
Trimipramine N-Glucuronide N/A C26H34N2O6 470.57
Trimipramine N-oxide 14171-70-1 C20H26N2O 310.44
Tiotropium Bromide 136310-93-5 C19H22NO4S2.Br 392.52 79.90
Tiotropium Bromide Impurity E 26447-85-8 C11H10O3S2 254.34
Tiotropium Bromide Impurity F N/A C9H6OS2 194.28
Tiotropium Bromide Impurity G N/A C9H16NO2 Br 170.23 79.90
Tiotropium Bromide Impurity H N/A C9H16NO2 Br 170.23 79.90
Iso Tiotropium Bromide Impurity 136431-94-2 C19H22NO4S2 . Br 392.52 79.90
Tiotropium-D6 Bromide C19H16NO4S2D6.Br 398.56   79.90
Tiotropium-d3 Bromide 136310-93-5 (non-d) C19H19NO4S2D3.Br 395.54 79.90
Tiotropium Bromide Impurity D 736108-96-6 C18H19NO3S2 361.49
Tiotropium Bromide Impurity J Iodide C19H22ClNO3S2. I 411.97 126.90
Tiotropium Bromide Impurity I 136521-48-7 C19H22NO4S2 . Br 392.52 79.90
Tiotropium Bromide Impurity K C19H19NO5S2 405.49
Tiotropium Bromide Impurity A 4746-63-8 C10H8O3S2 240.3
Tiotropium Bromide Impurity B 136310-64-0 C18H19NO4S2 377.48
Tiotropium Bromide Impurity C 136310-95-7 C19H22NO3S2 Br 376.52 79.90
Trazodone HCl 25332-39-2 C19H22ClN5O. HCl 371.87 36.46
Trazodone Impurity H DiHCl 6323-09-7 (free base) C23H30Cl2N4. 2 HCl 433.43 2 36.46
Trazodone-d6 HCl 1181578-71-1 C19H16ClN5OD6. HCl 377.91 36.46
Trazodone Impurity A C19H22ClN5O2 387.87
Trazodone Impurity B 62337-66-0 C19H23N5O 337.43
Trazodone Impurity C C19H22ClN5O 371.87
Trazodone Impurity D C19H22BrN5O 416.32
Trazodone Impurity E C21H26ClN5O 399.93
Trazodone Impurity F HCl 39577-43-0 C13H18Cl2N2. HCl 273.21 36.46
Trazodone Impurity G HCl C17H27ClN2O. HCl 310.87 36.46
Temozolomide 85622-93-1 C6H6N6O2 194.15
Temozolomide-d3 208107-14-6 C6H3N6O2D3 197.17
Temozolomide Metabolite - MTIC 1232679-46-7 C5H8N6O 168.16
Temozolomide Metabolite - MTIC-d3 C5H5N6OD3 171.18
Temozolomide Acid 113942-30-6 C6H5N5O3 195.14
Temozolomide Cyano Impurity 114601-31-9 C6H4N6O 176.14
Trimetazidine-d8 5011-34-7 (non-d) C14H14N2O3D8 274.39
Trimetazidine Hydrochloride Impurity H N/A C17H26N2O5 338.41
Trimetazidine Hydrochloride Impurity I N/A C15H24N2O3 280.37
N-Formyl Trimetazidine C15H22N2O4 294.35
Trimetazidine diHCl C14H22N2O3.2 HCl 266.34 2 36.46
Trimetazidine Hydrochloride Impurity A N/A C14H22N2O3 266.34
Trimetazidine Hydrochloride Impurity B N/A C24H34N2O6 446.55
Trimetazidine Hydrochloride Impurity C N/A C10H12O4 196.2
Trimetazidine Hydrochloride Impurity D N/A C10H14O4 198.22
Trimetazidine Hydrochloride Impurity E N/A C14H22N2O3 266.34
Trimetazidine Hydrochloride Impurity F N/A C14H22N2O3 266.34
Trimetazidine Hydrochloride Impurity G 110-85-0 C4H10N2 86.14
Tianeptine Sodium Salt 30123-17-2 C21H24ClN2O4S.Na 435.95 22.99
Tianeptine Impurity E 768351-55-9 C28H37ClN2O6S 565.13
Tianeptine-d12 30123-17-2 (non-d) C21H13ClN2O4SD12 448.95 22.99
Tianeptine MC5 (pentanoic acid metabolite) 115220-11-6 C19H20ClN2O4S.Na 407.90 22.99
Tianeptine MC5-d4 (pentanoic acid metabolite) 115220-11-6 (non-d) C19H16ClN2O4SD4.Na 411.90 22.99
Tianeptine-d6 72797-41-2 (non-labelled) C21H19ClN2O4SD6 443
Tianeptine Thiazepinyl Chloride Impurity 26638-66-4 C14H11Cl2NO2S 328.22
Tianeptine Impurity B C24H31ClN2O4S 479.04
Tianeptine Impurity C C14H10ClNO3S 307.76
Tianeptine Impurity D 131206-48-9 C21H23ClN2O4S 434.95
Thioanisole-d3 C7H5SD3 127.22
Tacrolimus 104987-11-3 C44H69NO12 804.04
Tacrolimus Impurity 3 C43H69NO11 776.03
Tacrolimus Impurity 4 C44H69NO12 804.04
Tacrolimus Impurity (Methyl Acryl Aldehyde) 109466-74-2 C11H18O3 198.26
Tacrolimus-13C,D2 C44H67NO12D2 807.04
Tacrolimus Related Compound A N/A C43H69NO12 792.03
Dihydro Tacrolimus 104987-30-6 C44H71NO12 806.06
Tacrolimus Diene 104987-16-8 C44H67NO11 786.02
8-epi Tacrolimus 129212-35-7 C44H69NO12 804.04
Tacrolimus 21-Carboxy Acid N/A C44H71NO13 822.06
Tacrolimus Impurity 1 C43H69NO11 776.03
Tacrolimus Impurity 2 C44H69NO12 804.04
Tetracycline 60-54-8 C22H24N2O8 444.45
Tetracycline-d6 60-54-8 (non-d) C22H18N2O8D6 450.54
4-Epitetracycline C22H24N2O8 444.45
4-Epianhydrotetracycline C22H22N2O7 . HCl 426.43 36.46
Lymecycline 992-21-2 C29H38N4O11 618.65
Lymecycline-d8 N/A C29H30N4O11D8 626.69
Epirubicin Impurity B (Daunomycinone) 21794-55-8 C21H18O8 398.37
Epirubicin Impurity G (Epirubicin Dimer) N/A C54H58N2O22 1087.06
Toremifene 89778-27-8 C26H28ClNO 405.97
Toremifene (Z-isomer)-d6 89778-27-8 (non-d) C26H22ClNOD6 412.05
N-Desmethyl Toremifene 110503-61-2 C25H26ClNO 391.95
N-Desmethyl Toremifene-d4 110503-61-2 (non-d) C25H22ClNOD4 395.95
4-Hydroxy Toremifene 110503-62-3 C26H28ClNO2 421.97
Thyroxine 51-48-9 C15H11I4NO4 776.88
Liothyronine Impurity B N/A C9H9I2NO3 432.99
Liothyronine Impurity C N/A C14H9I3O4 621.94
Liothyronine Impurity D N/A C14H8I4O4 747.84
Liothyronine Impurity E 1041-01-6 C15H13I2NO4 525.08
Monobromo-triiodothroxine N/a C15H11BrI3NO4 729.88
Liothyronine related impurity, (R)-2-amino C15H12I3NO4 650.98
O-Methyl Tetraiodothyroethylamine C15H13I4NO2 746.89
3, 3&#39;-L-Diiodothyronine C15H13I2NO4 525.08
3, 3&#39;, 5, 5&#39;-Tetraiodo-thyroformic Acid C13H6I4O4 733.81
Thyroxine-13C6 7488-70-2 (non-d) C15H11I4NO4 782.95
Liothyronine 03-02-6893 C15H12I3NO4 650.98
Liothyronine-15N-13C9 C15H12I3NO4 660.87
Liothyronine sulfate C15H12I3NO7S 731.04
Liothyronine acyl glucuronide C21H20I3NO10 827.11
Tetraiodothyronine 51-48-9 C15H11I4NO4 776.88
Reverse T3 (3,3&#39;,5&#39;-Triiodo-L-Thyronine) 5817-39-0 C15H12I3NO4 650.98
Thyroxine Methyl Ester 32180-11-3 C16H13I4NO4 790.9
Tizoxanide 173903-47-4 C10H7N3O4S 265.25
Tizoxanide-d4 173903-47-4 (non-d) C10H3N3O4SD4 269.27
Tizoxanide Glucuronide Sodium Salt 221287-83-8 C16H14N3O10S.Na 440.37 22.99
Tizoxanide-d4 Glucuronide 221287-83-8 (non-d) C16H11N3O10SD4 444.46
Nitazoxanide C12H9N3O5S 307.29
Tizoxanide sulfate C10H7N3O7S2 345.31
Nitazoxanide Impurity 402848-76-4 C12H10N2O3S 262.29
Toltrazuril sulfone (Ponazuril) 69004-04-2 C18H14F3N3O6S 457.39
Toltrazuril 69004-03-1 C18H14F3N3O4S 425.39
Triclabendazole 68786-66-3 C14H9Cl3N2OS 359.66
Triclabendazole-13C, d3 N/A C14H6Cl3N2O6SD3 363.67
Thiorphan 76721-89-6 C12H15NO3S 253.32
Thiorphan-d5 76721-89-6 (non-d) C12H10NO3SD5 258.35
Thiorphan-methoxyacetophenone C21H23NO5S 401.49
Thiorphan-d5-methoxyacetophenone C21H18NO5SD5 406.54
Thioridazine HCl C21H26N2S2.HCl 370.58 36.46
Terbutaline Impurity D (2-[benzyl-(1,1-dimethylethyl) amino]-1-(3,5-dihydroxyphenyl) ethanone) HBr 94109-61-2 (free base) C19H23NO3 313.4
Terbutaline Impurity B C13H19NO3 237.3
Terbutaline Sulfate 23031-32-5 C12H19NO3. 0.5H2SO4 225.29 49.05
Terbutaline-d9 N/A C12H10NO3D9 234.34
Terbutaline Impurity HCl (2-(Benzylmethylamino)-3&#39;,4&#39;-dihydroxyacetophenone HCl) N/A C16H17NO3 HCl 271.32 36.46
Terbutaline Related Compound (2-(Benzylmethylamino)-3&#39;,5&#39;-dihydroxyacetophenone HCl) 857432-92-9 C16H17NO3 . HCl 271.32 36.46
Ticlopidine HCl C14H14ClNS.HCl 263.79 36.46
Ticlopidine Impurity E 721387-90-2 C14H11ClNS 260.77
Ticlopidine Impurity F 62019-75-4 C14H14ClNS 263.79
Ticlopidine Impurity G 55142-86-4 C14H14ClNS 263.79
Ticlopidine Impurity H 55157-56-7 C14H14ClNS 263.79
Ticlopidine Impurity I 69061-17-2 C13H14ClNS 251.78
Ticlopidine Impurity J 108896-78-2 C16H18Cl2N2 309.24
Ticlopidine Impurity K C24H24Cl2N2S 443.44
Ticlopidine Impurity L (4-Oxo Ticlopidine) 68559-55-7 C14H12ClNOS 277.77
Ticlopidine-d4 1246817-49-1 C14H10ClNSD4 267.82
2-Oxo Ticlopidine HCl 83427-55-8 C14H14ClNOS HCl 279.79 36.46
2-Oxo Ticlopidine-d4 C14H10ClNOSD4 283.81
4-Oxo Ticlopidine-d4 C14H8ClNOSD4 281.8
Ticlopidine Impurity A 272-14-0 C7H5NS 135.19
Ticlopidine Impurity B 68559-60-4 C7H7NOS 153.2
Ticlopidine Impurity C 89-97-4 C7H8ClN 141.6
Ticlopidine Impurity D 55142-78-4 C14H15NS 229.35
Trimeprazine C18H22N2S 298.45
Trimeprazine-d6 C19H17NSD6 303.5
Teniposide C32H32O13S 656.67
Triamcinolone-d5 C21H22FO6D5 399.47
Triamcinolone impurity C (Pretriamcinolone) C21H29FO6 396.46
6-alpha-Chloro-Triamcinolone-Acetonide Acetate N/A C26H32ClFO7 510.99
6-beta-Fluoro-Triamcinolone-Acetonide Acetate N/A C26H32F2O7 494.54
Triamcinolone Impurity D 10392-74-2 C24H31ClO6 450.96
Triamcinolone Acetonide Impurity (Triamcinolone Base) 124-94-7 C21H27FO6 394.44
Triamcinolone Acetonide Impurity (Epoxy Acetonide) C24H30O6 414.5
Triamcinolone Acetonide Impurity (Diolone Acetonide) C24H30O5 398.5
6-Hydroxy Triamcinolone C21H27FO7 410.44
Triamcinolone Acetonide 76-25-5 C24H31FO6 434.51
Triamcinolone Acetonide-d6 C24H25FO6D6 440.55
6&#946;-Hydroxy Triamcinolone Acetonide 3869-32-7 C24H31FO7 450.51
Triamcinolone Impurity A (Triamcinolone 16,21-diacetate) C25H31FO8 478.52
Triamcinolone Acetonide-d7 C24H24FO6D7 441.55
D-Homoanalog of Triamcinolone 130063-07-9 C21H27FO6 394.44
Triamcinolone acetonide impurity F (Triamcinolone Acetonide 21-Acetate) 03-07-3870 C26H33FO7 476.55
Terbinafine-d3 Hydrochloride C21H22ND3 HCl 330.92
Terbinafine-d7 HCl 78628-80-5 (non-labelled) C21H18ND7. HCl 298.48 36.46
Terbinafine Impurity B C21H25N 291.44
Terbinafine Dimer Impurity diHCl C36H40N2. 2 HCl 500.73 2 36.46
Terbinafine Impurity F HCl N/A C21H25N. HCl 291.44 36.46
Terbinafine Impurity C 187540-01-8 C21H25N 291.44
Terbinafine Impurity D 151222-50-3 C22H27N 305.47
Tolperisone Hydrochloride 3644-61-9 C16H23NO.HCl 281.83
Tolperisone-d10 Hydrochloride 1185160-65-9 C16H13NOD10.HCl 291.89
Carboxy Tolperisone Hydrochloride 446063-44-1 C16H21NO3.HCl 311.81
Hydroxymethyl Tolperisone Hydrochloride 352233-14-8 C16H23NO2.HCl 297.83
Teriflunomide 163451-81-8 C12H9F3N2O2 270.21
Teriflunomide-d4 1185240-22-5 C12H5F3N2O2D4 274.24
Teriflunomide impurity (3-methyl-N-(4-(trifluoromethyl)phenyl)isoxazole-4-carboxamide C12H9F3N2O2 270.21
Thiouric Acid 2002-60-0 C5H4N4O2S 184.18
Thiouric Acid-13C-15N2 C5H4N4O2S 187.15
Thymidine 50-89-5 C10H14N2O5 242.23
3&#39;,5&#39;-Anhydrothymidine 38313-48-3 C10H12N2O4 224.22
Thiocolchicine-d3 C22H22NO5SD3 418.53
3-Demethyl Thiocolchicine-d3 C21H20NO5D3 372.44
3-Demethyl Thiocolchicine 87424-25-7 C21H23NO5 369.42
3-Demethyl-Thiocolchicine-13C,d3 C21H20NO5SD3 405.49
Theophylline 7-Acetic Acid 652-37-9 C9H10N4O4 238.2
8-Chlorotheophylline C7H7ClN4O2 214.61
Etofylline (7-(2-hydroxyethyl)theophylline) C9H12N4O3 224.22
Theophylline Impurity C 7597-60-6 C7H10N4O3 198.18
Theophylline HCl 58-55-9 (free base) C7H8N4O2 HCl 180.17 36.46
Thiamphenicol-d3 C12H12D3Cl2NO5S 359.23
Thiamphenicol 15318-45-3 C12H15Cl2NO5S 356.23
Thiamphenicol Amine 51458-28-7 C10H15NO4S 245.3
Tranexamic acid impurity A C16H27NO4 297.4
Tranexamic acid impurity B 1197-17-7 C8H15NO2 157.21
Tranexamic acid impurity C C8H13NO2 155.2
Tranexamic Acid 1197-11-8 C8H15NO2 157.21
Tranexamic Acid Impurity A HCl C16H27NO4.HCl 297.40 36.46
Tranexamic Acid Impurity D 56-91-7 C8H9NO2 151.17
Tranexamic Acid-13C2, 15N N/A C8H15NO2 160.19
Triamterene 396-01-0 C12H11N7 253.27
Triamterene-d5 C12H6N7D5 258.3
Triamterene Impurity A 1006-23-1 C4H6N6O 154.13
Triamterene Impurity B 19375-89-4 C12H10N6O 254.25
Triamterene Impurity C 19152-93-3 C12H10N6O 254.25
Triamterene Impurity D 140-29-4 C8H7N 117.15
Hydroxy Triamterene-d4 C12H7N7OD4 273.29
Hydroxy Triamterene Sulfate-d4 C12H6N7O4SD4 . Na 352.35 22.99
Hydroxy Triamterene Sulfate C12H10N7O4S . Na 348.32 22.99
Tapentadol Hydrochloride 175591-09-0 C14H23NO.HCl 257.81
Tapentadol-d5 Hydrochloride 1217724-63-4 C14H18NOD5.HCl 262.84
Tapentadol-d6 C14H17NOD6 227.38
Tapentadol N-Oxide 1422277-62-0 C14H23NO2 237.34
Tapentadol O-&#946;-D-Glucuronide 1300037-86-8 C20H31NO7 397.47
Tapentadol O-Sulfate C14H23NO4S 301.41
Tapentadol Impurity HCl (O-Methyl Tapentadol HCl) C15H25NO.HCl 235.37 36.46
N-Desmethyl Tapentadol HCl C13H21NO. HCl 207.32 36.46
Talinolol 38649-73-9 C20H33N3O3 363.5
Triflusal 322-79-2 C10H7F3O4 248.16
Triflusal-d3 322-79-2 (non-labelled) C10H4F3O4D3 251.18
rac-trans-Tranylcypromine 155-09-9 C9H11N 133.19
(-)-Tranylcypromine C9H11N 133.19
(+)-Tranylcypromine C9H11N 133.19
Tranylcypromine-d5 C9H6ND5 138.22
(+)-Tranylcypromine HCl C9H11N. HCl 133.19 36.46
(-) Tranylcypromine-d5 C9H6ND5 138.22
(+) Tranylcypromine-d5 C9H6ND5 138.22
Reduced Timolol C13H22N4O3S 314.41
Timolol-d9 C13H15N4O3SD9 325.48
Timolol-d5 C13H19N4O3SD5 321.46
Timolol Impurity E 1026075-53-5 C17H26N4O6S 414.48
Timolol Impurity G N/A C6H9N3O3S 203.22
N-Linked Timolol Impurity N/A C13H24N4O3S 316.43
Hydroxy Timolol C13H24N4O4S 332.42
(S)-Timolol Maleate 26921-17-5 C13H24N4O3S.C4H4O4 316.43   116.07
Timolol Impurity I C11H20N4O3S 288.37
Timolol Impurity J C16H32N4O4S 376.52
Timolol 26839-75-8 C13H24N4O3S 316.43
Timolol impurity B (racemic) 59697-06-2 C13H24N4O3S 316.43
Timolol Impurity A C13H24N4O3S 316.43
(S)-Isotimolol (Timolol Impurity B) 158636-96-5 C13H24N4O3S 316.43
Timolol Impurity C C19H31N7O4S2 485.63
Timolol Impurity D C6H9N3O2S 187.22
3-Chloro-4-morpholino-1,2,5-thiadiazole C6H8ClN3OS 205.67
Timolol Impurity (3-Hydroxy-4-Morpholino-1,2,5-Thiadiazole-1-Oxide) C6H9N3O3S 203.22
(R)-Timolol 26839-76-9 C13H24N4O3S 316.43
Tolvaptan 150683-30-0 C26H25ClN2O3 448.95
Tolvaptan impurity 2 C26H25ClN2O5 480.95
Tolvaptan-d7 150683-30-0 (non-d) C26H18ClN2O3D7 456
DM-4104 C26H27ClN2O4 466.97
DM-4105 C26H25ClN2O4 464.95
Rac-Trans-4-Hydroxy Tolvaptan C26H25ClN2O4 464.95
DM-21826 C26H23ClN2O3 446.94
(R)-(+)-Tolvaptan 331947-66-1 C26H25ClN2O3 448.95
(S)-(-)-Tolvaptan 331947-44-5 C26H25ClN2O3 448.95
Tolvaptan impurity 1 C26H23ClN2O5 478.94
Trimethoprim Impurity A 213745-86-9 C15H20N4O3 304.35
Trimethoprim impurity 2 93885-69-9 C14H16N2O5 292.29
Trimethoprim impurity 3 72920-13-9 C13H15N3O4 277.28
Trimethoprim Impurity C 29606-06-2 C14H18N4O4 306.32
Trimethoprim Impurity D C14H17N3O4 291.31
Trimethoprim Impurity E C14H17N3O4 291.31
Trimethoprim Impurity F 16285-82-8 C13H15BrN4O2 339.19
Trimethoprim Impurity G C15H20N4O3 340.35
Trimethoprim Impurity H 1916-07-0 C11H14O5 226.63
Trimethoprim Impurity I 30078-48-9 C19H20N2O3 324.38
Trimethoprim Impurity B N/A C14H16N4O4 304.31
Trifluoperazine N-&#946;-D-glucuronide 165602-90-4 C27H32F3N3O6S 583.6
Trifluoperazine-d3 HCl C21H21F3N3SD3. HCl 410.52 36.46
Trifluoperazine-d3 N-D-glucuronide C27H29F3N3O6SD3 586.65
Trifluoperazine DiHCl 440-17-5 C21H24F3N3S 2HCl 407.50 2 36.46
Thromboxane A2 57576-52-0 C20H32O5 352.48
Thromboxane B2 54397-85-2 C20H34O6 370.49
Thromboxane B2-d7 N/A C20H27O6D7 377.53
Thiocolchicoside 602-41-5 C27H33NO10S 563.63
N-Desacetyl-N-formyl Thiocolchicoside 219547-29-2 C26H32NO10S 550.61
Thiocolchicoside-13C,d3 C27H30NO10SD3 567.64
Theobromine 83-67-0 C7H8N4O2 180.17
Terazosin related compound A NA C14H21N5O2Cl2 362.26
Terazosin related compound C NA C24H30N8O4Cl2 565.46
Terazosin Impurity J 152551-75-2 C19H27N5O4 389.46
Terazosin Impurity L 40172-95-0 C9H12N2O2 180.21
Tazarotene 118292-40-3 C21H21NO2S 351.47
Tazarotenic Acid C19H17NO2S 323.42
Tazarotenic acid-d6 C19H11NO2SD6 329.45
Tazarotenic acid sulfoxide C19H17NO3S 339.42
Tazarotene-d6 C21H15NO2SD6 357.51
Tazarotene Impurity (6-Ethynyl-4,4-Dimethyl Thiochroman) 118292-06-1 C13H14S 202.32
Tazarotene Sulfoxide C21H21NO3S 367.47
Triprolidine-d4 C19H18N2D4 282.42
Triprolidine-d8 C19H14N2D8 286.45
Tetrabenazine 58-46-8 C19H27NO3 317.43
Tetrabenazine-d7 N/A C19H20NO3D7 324.47
Alpha-Hydroxy Tetrabenazine C19H29NO3 319.45
Beta-Hydroxy Tetrabenazine C19H29NO3 319.45
Alpha-Hydroxy Tetrabenazine-d7 C19H22NO3D7 326.49
Beta-Hydroxy Tetrabenazine-d7 N/A C19H22NO3D7 326.49
Hydroxy Tetrabenazine (Mixture of Alpha and Beta) C19H29NO3 319.45
Tiropramide 55837-29-1 C28H41N3O3 467.66
Tiropramide Impurity C C22H28N2O3 368.48
Tiropramide Impurity A C23H19NO5 389.41
Tiropramide Impurity B C29H32N2O4 472.59
L-2-Aminomethyl-1-ethyl-pyrrolidine C7H16N2 128.22
5-Sulphamoyl-2-Methoxy benzoic acid C8H9NO5S 231.23
5-Sulphamoyl-2-Methoxy benzamide C8H10N2O4S 230.24
3,4-Methylendioxy-5-Methox-Benzoic acid Methylester C10H10O5 210.19
Ticagrelor 274693-27-5 C23H28F2N6O4S 522.58
Ticagrelor impurity M C23H28F2N6O6S 554.58
Ticagrelor impurity N C23H29FN6O4S 504.59
Ticagrelor Related Compound 1 ((3aR, 4S, 6R, 6aS)-6-Aminotetrahydro-2,2-Dimethyl-4H-Cyclopenta-1.3-dioxol-4-ol) 155899-66-4 C8H15NO3 173.21
Ticagrelor Related Compound 2 ((3aS, 4R, 6S, 6aR)-6-Aminotetrahydro-2,2-Dimethyl-4H-Cyclopenta-1.3-dioxol-4-ol) 592533-90-9 C8H15NO3 173.21
Ticagrelor Related Compound 3 ((+/-)-6-Aminotetrahydro-2,2-Dimethyl-4H-Cyclopenta-1.3-dioxol-4-ol) 88756-83-6 C8H15NO3 173.21
Ticagrelor Related Compound 4 (6-Aminotetrahydro-2,2-Dimethyl-4H-Cyclopenta-1.3-dioxol-4-ol) 1446475-48-4 C8H15NO3 173.21
Ticagrelor Related Compound 5 ((1R, 2R)-2-(3,4-Difluorophenyl)cyclopropanamine) 1414348-35-8 C9H9F2N 169.18
Ticagrelor Related Compound 6 ((1S, 2R)-2-(3,4-Difluorophenyl)cyclopropanamine) 134513-20-8 C9H9F2N 169.18
Ticagrelor Related Compound 7 (rac-2-(3,4-Difluorophenyl)cyclopropanamine) 63312-86-4 C9H9F2N 169.18
Ticagrelor Related Compound 8 378236-67-0 C10H7F2N3O 223.18
Ticagrelor-d7 N/A C23H21F2N6O4SD7 529.62
Ticagrelor Related Compound 9 C23H28F2N6O4S 522.58
Ticagrelor Related Compound 10 C23H28F2N6O4S 522.58
Ticagrelor Related Compound 11((1S, 2S)-2-(3,4-Difluorophenyl)cyclopropanamine) C9H9F2N 169.18
Ticagrelor Related Compound 12 C26H32F2N6O4S 562.64
Ticagrelor Related Compound 13 C23H28F2N6O4S 522.58
Ticagrelor Related Compound 14 C23H28F2N6O4S 522.58
Ticagrelor metabolite C21H24F2N6O3S 478.52
Ticagrelor impurity A C23H28F2N6O4S 522.58
Ticagrelor impurity B C23H28F2N6O4S 522.58
Ticagrelor impurity F C25H30F2N6O5S 564.62
Ticagrelor impurity G C21H24F2N6O3S 478.52
Ticagrelor Impurity L (Mixture of Diastereomers) C23H28F2N6O5S 538.58
Triethylenetetramine Dihydrochloride (Trientine Hydrochloride ) 38260-01-4 C6H18N4 2HCl 146.24 2x36.46
Trientine-d4 4HCl (Triethylenetetramine-d4 4HCl) 4961-40-4 (non-labelled) C6H14N4D4. 4 HCl 150.26 4 36.46
Triethylenetetramine (Trientine) C6H18N4 146.24
N1-Acetyl Triethylenetetramine 141998-21-2 C8H20N4O 188.27
N1,N10-Diacetyl triethylenetetramine 141998-22-3 C10H22N4O2 230.31
N1-Acetyl triethylenetetramine-D4 C8H16N4OD4 192.3
N1-Acetyl triethylenetetramine-d8 141998-21-2 (non-labelled) C8H12N4OD8 196.32
N1,N10-Diacetyl Triethylenetetramine-d8 141998-22-3 (non-labelled) C10H14N4O2D8 238.36
Treprostinil 81846-19-7 C23H34O5 390.52
Treprostinil -d9 N/A C23H25O5D9 399.58
Treprostinil-13C2-d2 C23H32O5D2 394.51
Thiamine Hydrochloride 67-03-8 C12H17N4OS Cl HCl 265.36 35.45 36.46
Thiamine Disulfide 67-16-3 C24H34N8O4S2 562.72
Thiamine-d3 N/A C12H14N4OSD3 Cl 268.38 36.46
2-Nor Thiamine 7770-93-6 C11H15N4OS . Cl 251.33 35.45
Benfotiamine (S-Benzoylthiamine O-Monophosphate) 22457-89-2 C19H23N4O6PS 466.46
Thiamine Impurity A 2380-61-2 (Free Amine) C12H16N4O4S2 344.41
Thiamine Impurity B N/A C12H15N4OS Cl 251.33 35.45
Thiamine Impurity C 7275-24-3 C12H16ClN4S Cl 283.81 35.45
Thiamine Impurity D 490-82-4 C12H16N4O2S 280.35
Thiamine Impurity E N/A C12H16N4OS2 296.42
Thiamine Impurity F 02-04-6309 C13H19N4OS Cl 279.39 35.45
Thiamine Impurity G N/A C14H19N4O2S Cl 307.40 35.45
Thiamine Impurity H 1037-29-2 C14H20N4O3S2 356.47
1-[2-(ethylthio)ethyl]-2-methyl-4-nitro-1H-imidazole 13230-19-8 C8H13N3O2S 215.28
beta-Tocopherol 16698-35-4 C28H48O2 416.69
Thioctic Acid Impurity A 1204245-29-3 C8H14O2S3 238.39
Thioctic Acid Impurity B H2O[C8H14OS2]n 18.02[190.33]n
Tartrazine C16H9N4Na3O9S2 534.37
Tartrazine-d4 C16H5N4Na3O9S2D4 538.39
Tetrachlorophenol-13C6 C6H2Cl4O 237.83
2,4,5,6- Tetrachlorophenol 58-90-2 C6H2Cl4O 231.89
Tiagabine Impurity I C20H27NO4S2 409.57
Tiagabine Impurity II C20H25NO3S2 391.56
Tiagabine-d6 N/A C20H21NO2S2D6 HCl 383.61 36.46
Tiagabine HCl 145821-59-6 C20H25NO2S2. HCl 375.56 36.46
Tiagabine Impurity N/A C9H11ClOS 202.7
4-Methoxy Tryamine HCl 645-33-0 C9H13NO2.HCl 167.21 36.46
Tegaserod Maleate 189188-57-6 C16H23N5O. C4H4O4 301.39 116.07
Tiamulin Fumarate C28H47NO4S. C4H4O4 493.76 116.07
Tiamulin-d10 HCl C28H37NO4SD10 . HCl 503.82 36.46
Tiamulin Impurity E (Tiamulone,11-Oxo Tiamulin) 113323-39-0 C28H45NO4S 491.74
Telaprevir C36H53N7O6 679.87
Tolfenamic Acid-d4 C14H8ClNO2D4 265.73
Tolfenamic Acid 13710-19-5 C14H12ClNO2 261.71
Tolfenamic Acid  Impurity 1609192-68-8 C14H10ClNO 243.69
Terbuthylazine-d9 N/A C9H7ClN5D9 238.77
4,7-seco-Tebipenemoic Acid Pivoxil N/A C22H33N3O7S2 515.65
4,7-seco-Tebipenemoic Acid Methyl Ester Pivoxil N/A C23H35N3O7S2 529.68
Tebipenem Pivoxil 161715-24-8 C22H31N3O6S2 497.64
Delta-2,3-(Delta-3,4)-4,7-seco-Tebipenemoic Acid N/A C16H23N3O5S2 401.51
Tebipenem 161715-21-5 C16H21N3O4S2 383.49
Tebipenem Dimer Impurity C44H62N6O12S4 995.27
Tebipenem Pivoxil Impurity C23H33N3O7S2 527.66
WC testing
5-Methyl Uridine-d4 82845-85-0 C10H10N2O6D4 262.26
Uranyl Acetate (Oxyacetate Uranium) 541-09-3 C4H6O6U 388.12
Uridine C9H12N2O6 244.21
2&#39;,2&#39;-Difluoro-2&#39;-deoxy Uridine 114248-23-6 C9H10F2N2O5 264.19
Uridine-5&#8242;-triphosphate Trisodium Salt 19817-92-6 C9H12N2O15P3 . 3Na 481.12    3x22.99
2&#39;,2&#39;-Difluoro-2&#39;-deoxy Uridine-13C-15N2 C9H10F2N2O5 267.16
Ursodiol-d4 C24H36O4D4 396.61
Glycoursodiol-d4 NULL C26H39NO5D4 453.66
Tauroursodiol-d4 NULL C26H41NO6SD4 503.74
Tauroursodiol 128-13-2 C24H40O4 392.58
Glycoursodeoxycholic Acid C26H43NO5 449.64
Udenafil 268203-93-6 C25H36N6O4S 516.67
Udenafil-d7 N/A C25H29N6O4SD7 523.71
Ulifloxacin 112984-60-8 C16H18FN3O3S 351.4
Ulifloxacin-d8 112984-60-8 (non-d) C16H10FN3O3SD8 359.46
Ulifloxacin Acyl Glucuronide C22H26FN3O9S 527.53
Uracil 66-22-8 C4H4N2O2 112.09
Uracil-13C-15N2 66-22-8 (non-labelled) C4H4N2O2 115.06
Hydroxy Urea 127-07-1 CH4N2O2 76.06
Hydroxy Urea-15N2-13C 127-07-1 (un-labelled) CH4N2O2 79.03
Acetohydroxamic Acid 546-88-3 C2H5NO2 75.05
N-Carboxymethylurea (Hydantoic Acid) 462-60-2 C3H6N2O3 118.09
Urapidil 34661-75-1 C20H29N5O3 387.49
Urapidil Impurity 4 (1,3-Dimethylbarbituric Acid) 769-42-6 C6H8N2O3 156.14
Urapidil-d6 C20H23N5O3D6 393.52
Urapidil-d8 C20H21N5O3D8 395.53
Urapidil Impurity 1 34654-81-4 C9H14ClN3O2 231.68
Urapidil Impurity 2 34661-79-5 C20H29N5O3 387.49
Urapidil Impurity 3 34661-73-9 C19H26ClN5O2 391.9
O-Desmethyl Urapidil 91453-03-1 C19H27N5O3 373.46
Urapidil Impurity DiHCl N/A C14H23N3O. 2 HCl 249.36 2 36.46
p-Hydroxy Urapidil 88733-12-4 C20H29N5O4 403.49
N-Desmethyl Ulipristal C27H33NO3 419.57
N-Desmethyl Ulipristal Acetate 159681-66-0 C29H35NO4 461.61
N,N-Didesmethyl Ulipristal 244206-52-8 C26H31NO3 405.54
Ulipristal Acetate 126784-99-4 C30H37NO4 475.63
Ulipristal 159811-51-5 C28H35NO3 433.6
Urazol (1,2,4-triazolidine-3,5-dione) 3232-84-6 C2H3N3O2 101.07
Pyridyl Urazol [4-(3-Pyridyl)-1,2,4-triazolidine-3,5-dione] 1076199-39-7 C7H6N4O2 178.15
Urolithin A 1143-70-0 C13H8O4 228.21
Urolithin A-D3 C13H5O4D3 231.22
Urolithin B-D3 C13H5O3D3 215.22
Valacyclovir-d8 HCl 1279033-32-7 C13H12N6O4D8. HCl 332.39 36.46
Valacyclovir Related Compound D C15H24N6O4 352.4
Bis Valacyclovir C27H40N12O8 660.7
Valacyclovir Related Compound E C21H26N6O6 458.48
Valacyclovir HCl 124832-27-5 C13H20N6O4 HCl 324.34 36.46
Valacyclovir Related Compound F N/A C7H15NO3 C7H8O3S 161.20 172.20
Valacyclovir Impurity J 142963-63-1 C14H22N6O4 338.37
Guaninyl Valacyclovir C19H25N11O5 487.48
Valsartan 137862-53-4 C24H29N5O3 435.53
Valsartan-d9 137862-53-4(non-d) C24H20D9N5O3 444.58
Valery 4-Hydroxy Valsartan C24H29N5O4 451.53
Valsartan Related Compound A (ent-Valsartan) 137862-87-4 C24H29N5O3 435.53
Valsartan Related Compound B 952652-79-8 C23H27N5O3 421.5
Valsartan Related Compound C 137863-20-8 C31H35N5O3 525.66
Valsartan Methyl Ester 137863-17-3 C25H31N5O3 449.56
Vandetanib 443913-73-3 C22H24BrFN4O2 475.36
Vandetanib-d4 C22H20BrFN4O2D4 479.39
N-Desmethyl Vandetanib 338992-12-4 C21H22BrFN4O2 461.34
N-Demethyl Vandetanib-D4 C21H18BrFN4O2D4 465.36
O-Desmethyl Vandetanib 910298-60-1 C21H22BrFN4O2 461.34
Vemurafenib 918504-65-1 C23H18ClF2N3O3S 489.93
Vemurafenib-d7 C23H11ClF2N3O3SD7 496.97
VP 14637 235106-62-4 C25H22N10O3 510.52
VP 14637-13C3 N/A C25H22N10O3 513.49
Venlafaxine HCl 93413-69-5 C17H27NO2.HCl 277.4  36.5
N,N-Didesmethyl Venlafaxine HCl C15H23NO2.HCl 249.36 36.46
Vicriviroc 306296-47-9 C28H38F3N5O2 533.64
Vicriviroc-13C,d3 C2713CH35F3N5O2D3 537.65
Ethyl 3-(dimethylamino)-2-(4-hydroxyphenyl)propionate C13H19NO3 237.3
Venlafaxine Related Compound (4-(1-Cyclohexyl-2-(dimethylamino)ethyl)phenol) C16H25NO 247.38
Venlafaxine Related Compund (R-4-(3-Methyl-1-oxa-azaspiro[5,50undecan-5-yl]phenol)) C16H23NO2 261.37
Venlafaxine Related Compund (4-(1-Cyclohex-1-en-1-yl)-2-(dimethylamino)ethyl)phenol) C16H23NO 245.37
Venlafaxine Related Compund (S-4-(1-(1-Hydroxycyclohexyl)-2-((4-hydroxyphenylethyl) amino) ethyl) phenol) C22H29NO3 355.48
Venlafaxine Impurity G C17H27NO . HCl 261.41 36.46
Venlafaxine Impurity B C14H21NO3 . HCl 251.33 36.46
Venlafaxine Impurity E C17H25NO2 . HCl 275.39 36.46
Descyclohexanol Venlafaxine C11H17NO 179.26
Venlafaxine-d10 HCl 93413-69-5 C17H17D10NO2 323.93
Venlafaxine Impurity H C24H33NO3 383.54
Vancomycin EP Impurity A (N-Demethyl Vancomycin B) N/A C65H73Cl2N9O24 1435.26
Vancomycin EP Impurity B ([ß Asp3]vancomycin B ; Vancomycin B Diacid) N/A C66H74Cl2N8O25 1450.27
Vancomycin EP Impurity C (Agluco Vancomycin B ; Vancomycin B Aglycone) N/A C53H52Cl2N8O17 1143.95
Vancomycin EP Impurity D (Desvancosaminylvancomycin B) N/A C59H62Cl2N8O22 1306.1
Monodeschloro-Vancomycin C66H76ClN9O24 1414.84
Venlafaxine Impurity (1-[1-(4-Benzyloxyphenyl)-2-dimethylaminoethyl]-cyclohexanol) 93413-61-7 C23H31NO2 353.51
Desvenlafaxine (O-Desmethyl Venlafaxine) Fumarate 93414-01-1 C16H25NO2. C4H4O4 263.38 116.07
Desvenlafaxine (O-Desmethyl Venlafaxine) Succinate Monohydrate 386750-22-7 C16H25NO2. C4H6O4. H2O 263.38 118.09 18.02
Desmethoxy Venlafaxine Hydrochloride C16H25NO . HCl 247.38 36.46
S-(+)-O-Desmethyl-Venlafaxine 142761-12-4 C16H25NO2 263.38
R-(-)-O-Desmethyl-Venlafaxine 142761-11-3 C16H25NO2 263.38
S-(+)-O-Desmethyl-Venlafaxine-d6 1062609-99-7 C16H19NO2D6 269.42
R-(-)-O-Desmethyl-Venlafaxine-d6 1062609-96-4 C16H19NO2D6 269.42
Venlafaxine Hydroxyl Methyl Impurity N/A C18H29NO3 HCl 307.44 36.46
O-Desmethyl-N,N-didesmethyl venlafaxine HCl NULL C14H21NO2.HCl 271.79
Vitamine B6 Impurity C15H15N5O4 329.32
Venlafaxine N-Oxide Impurity C16H25NO3 279.38
Desvenlafaxine (O-Desmethyl venlafaxine) 93413-62-8 C16H25NO2 263.38
(R)-Valiolamine Voglibose 1303996-67-9 C17H34N2O11 442.47
(S)-Valiolamine Voglibose 1303996-66-8 C17H34N2O11 442.47
N-Desmethyl Venlafaxine HCl (Venlafaxine Impurity D) 93413-90-2 C16H25NO2.HCl 263.38 36.46
Hydroxocobalamin Acetate (Vitamin B12 Analog) 22465-48-1 C64H91CoN13O16P 1388.42
N,O-Di-Desmethyl venlafaxine NULL C15H23NO2 249.36
Calcium 4-Methyl-2-Oxovalerate 51828-95-6 2 C6H9O3. Ca 2 129.14 40.08
Calcium 3-Methyl-2-Oxovalerate 66872-75-1 2 C6H9O3. Ca 2 129.14 40.08
4-Chlorovaleroyl Chloride 63480-12-6 C5H8Cl2O 155.02
O-Desmethyl Venlafaxine Glucuronide (Mixture of Isomers) 1021933-98-1 C22H33NO8 439.51
Vitamin A Impurity A (Diels-Alder Dimers) N/A C40H60O2/C44H64O4 572/92/657.00
Vitamin A Impurity B (Anhydro-Vitamin A) N/A C20H28 268.45
Vitamin A Impurity C (retro-Vitamin A) N/A C20H30O 286.46
O-Desmethyl Venlafaxine-d10 C16H15NO2D10 273.44
Vitamin D2 50-14-6 C28H44O 396.66
Venlafaxine Impurity F Hydrochloride 93413-57-1 (free base) C17H25NO.HCl 259.39 36.46
Vigabatrin 60643-86-9 C6H11NO2 129.16
Vigabatrin-13C-D2 C6H9NO2D2 132.16
Vinorelbine Ditartrate 125317-39-7 C45H54N4O8. 2 C4H6O6 778.95 2 150.09
Vinorelbine 3,6-Epxoy Impurity C45H52N4O8 776.94
Vinorelbine N-Oxide Sulfate C45H54N4O9.H2SO4 794.95   98.08
Norverapamil HCl (N-Desmethyl Verapamil HCl) 670018-85-3 C26H36N2O4.HCl 477.05
Verapamil Impurity G N/A C9H10O3 166.18
Verapamil Impurity A 141991-88-0 C25H38N2O4 430.59
Verapamil Impurity B 3490-06-0 C11H17NO2 195.26
Verapamil Impurity C 09-05-3490 C12H19NO2 209.29
Verapamil Impurity D 36770-74-8 C14H22ClNO2 271.79
Verapamil Impurity F 34245-14-2 C17H26N2O2 290.41
Verapamil Impurity H 67018-83-1 C26H36N2O4 440.59
Verapamil Impurity I 2893-91-6 C26H36N2O4 440.59
Verapamil Impurity J 67018-85-3 C26H36N2O4 440.59
Verapamil Impurity K 20850-49-1 C13H17NO2 219.29
Verapamil-d7 HCl 52-53-9(non-d) C27H31D7N2O4.HCl 498.12
Verapamil Impurity L 14046-55-0 C12H16O3 208.26
Verapamil Impurity M 141991-89-1 C42H57N3O6 699.94
Verapamil Impurity N C33H47N3O4 549.76
Verapamil Impurity O 959011-16-6 C27H38N2O4 454.61
Verapamil Impurity P C29H38N2O4 478.64
Norverapamil-d7 HCl 670018-85-3(non-d) C26H29D7N2O4.HCl 484.09
Vortioxetine 508233-74-7 C18H22N2S 298.45
Vortioxetine Impurity 1 1293489-71-0 C17H20N2S 284.43
Vortioxetine Impurity 2 1293489-69-6 C17H20N2S 284.43
Vortioxetine Impurity 3 508233-82-7 C17H20N2S 284.43
Vortioxetine Impurity 4 1293489-77-6 C18H22N2S 298.45
Vortioxetine Impurity 5 C18H22N2S 298.45
Vortioxetine Impurity 6 1293489-74-3 C18H22N2S 298.45
Vortioxetine Impurity 7 C18H22N2S 298.45
Vortioxetine Impurity 8 C18H22N2S 298.45
Vortioxetine Impurity 9 C18H21ClN2S 332.9
Vortioxetine Impurity 10 C18H21ClN2S 332.9
Vortioxetine Impurity 11 C18H22N2S 298.45
Vortioxetine Impurity 12 C18H22N2S 298.45
Vortioxetine Impurity 13 1011-13-8 C10H13BrN2 241.13
Vortioxetine Impurity 14 C28H34N4S 458.67
Vortioxetine Impurity 15 C28H34N4S2 490.74
Vortioxetine Impurity 16 16704-47-5 C14H14S 214.33
Vortioxetine Impurity 17 C22H22S2 350.55
Vortioxetine Impurity 18 13616-83-6 C16H18S2 274.45
Vortioxetine Impurity 19 C18H22N2OS 314.45
S-Verapamil 36622-28-3 C27H38N2O4 454.61
Vernakalant 794466-70-9 C20H31NO4 349.47
Vernakalant Impurity 1 ((3S, 1&#39;S, 2&#39;S)-Isomer) C20H31NO4 349.47
Vernakalant Impurity 2 ((3S, 1&#39;R, 2&#39;R)-Isomer) C20H31NO4 349.47
Vernakalant Impurity 3 ((3S, 1&#39;R, 2&#39;S)-Isomer) C20H31NO4 349.47
Vernakalant Impurity 4 ((3S, 1&#39;S, 2&#39;R)-Isomer) C20H31NO4 349.47
Vernakalant Impurity 5 ((3R, 1&#39;S, 2&#39;S)-Isomer) C20H31NO4 349.47
Vernakalant Hydrochloride 748810-28-8 C20H31NO4.HCl 349.47   36.45
Vernakalant Impurity 7 ((3R, 1&#39;R, 2&#39;S)-Isomer) C20H31NO4 349.47
Vernakalant Impurity 8 ((3R, 1&#39;S, 2&#39;R)-Isomer) C20H31NO4 349.47
S-Verapamil-d7 C27H31N2O4D7 461.66
Vitamin E Impurity A C31H52O3 472.76
Vitamin E Impurity B C31H52O3 472.76
Vitamin E Impurity D C32H54O3 486.79
Vitamin E Impurity E C40H76 557.05
R-Verapamil 38176-02-2 C27H38N2O4 454.61
R-Verapamil-d7 C27H31N2O4D7 461.66
Norverapamil glucuronide 126883-99-6 C32H44N2O10 616.71
Verapamil Impurity E N/A C9H12O3 168.19
Pseudovardenafil 224788-34-5 C22H29N5O4S 459.57
Hydroxythio Vardenafil C23H32N6O4S2 520.68
Vardenafil Impurity 1 1417529-67-9 C17H18N4O4 342.36
Vardenafil Impurity 2 1417529-69-1 C23H30N6O6S 518.6
Vardenafil Impurity 3 C21H28N6O4S 460.56
Vardenafil Impurity (2-Ethoxy-N-Hydroxy Benzamidine) 879-57-2 C9H12N2O2 180.21
Vardenafil Impurity (2-Ethoxy Benzamidine Hydrochloride) 18637-00-8 C9H12N2O HCl 164.21 36.46
Vardenafil Benzoyl Impurity C26H30N6O4S 522.63
Vardenafil Dimer C38H46N10O8S2 834.98
Vardenafil Oxopiperazine C21H26N6O5S 474.54
Vardenafil Acetyl Analogue N/A C24H31N5O3 437.55
N-Desethyl Vardenafil 448184-46-1 C21H28N6O4S 460.56
Vardenafil Hydroxy Impurity C23H32N6O5S 504.61
Vardenafil Hydroxy Impurity-D5 C23H27N6O5SD5 509.64
Vardenafil N-Oxide C23H32N6O5S 504.61
Vardenafil-d5 NULL C23H27N6O4SD5 493.64
Vardenafil HCl 224785-90-4 C23H32N6O4S 488.61
Hydroxy Vardenafil C23H32N6O5S 504.61
N-Desethyl Vardenafil-d8 448184-46-1 (Unlabelled) C21H28N6O4S 460.56
2-(2-Ethoxyphenyl)-5-methyl-7-propyl-3H-imidazo[5,1-f][1,2,4]triazin-4-one C17H20N4O2 312.37
Acetylvardenafil C25H34N6O3 466.59
Norneovardenafil N/A C18H20N4O4 356.38
Valproic acid 99-66-1 C8H16O2 144.22
Valproic Acid Impurity J C11H21N 167.3
Valproic Acid Impurity G C11H23NO 185.31
Valproic Acid Impurity ((E)-2-Propyl-2-Pentenoic Acid) N/A C8H14NO2 142.2
Valproic Acid-d4 C8H12O2D4 148.24
Valproic acid-acyl-â-D-glucuronide C14H24O8 320.34
Valproic Acid Impurity B C7H14O2 130.19
Valproic Acid related compound A C8H12O2 140.18
Valproic Acid related compound B C8H16O2 144.22
Valproic Acid Impurity F N/A C9H18O2 158.24
Valproic Acid Impurity K 5343-52-2 C8H16O2 144.22
Valproic Acid Impurity I C8H15N 125.22
Vorinostat 149647-78-9 C14H20N2O3 264.33
Vorinostat-d5 149647-78-9 (non-d) C14H20N2O3 269.36
Vorinostat Amide Impurity C14H20N2O2 248.33
Vorinostat Dimer Impurity C28H38N4O6 526.64
Vorinostat Impurity (N-Hydroxy-N,N-di-(N&#39;-Phenyl-Octanediamide)amine) C28H37N3O5 495.62
25-Hydroxy Doxercalciferol C28H44O3 428.66
25-Hydroxy Doxercalciferol-13C-d3 C28H41O2D3 416.67
Doxercalciferol C28H44O2 412.66
Doxercalciferol-13C-d3 C28H41O2D3 416.67
Alfacalcidol C27H44O2 400.65
Vitamin E Related Compound (2-Methyl-2-(4,8,12-Trimethyltridecyl)-6-Chromanol) 119-98-2 C26H44O2 388.64
Valdecoxib-d3 C16H11N2O3SD3 317.38
Valdecoxib m-Sulfonamide Impurity N/A C19H18N2O4S 370.43
Valdecoxib Disulfonamide Impurity N/A C22H23N3O7S2 505.57
Valdecoxib 3&#39;-Sulfonyl Chloride Impurity 1373038-57-3 C16H12ClNO3S 333.8
Valdecoxib 3&#39;-Sulfonamide Impurity 1373038-56-2 C16H14N2O3S 314.37
Valdecoxib impurity (Ring-open N-OH) C14H13NO 211.27
Valdecoxib impurity (desulfonamide) C16H13NO 235.29
Valdecoxib impurity (3-acetyl sulfonamide) C18H16N2O4S 356.4
Valdecoxib 181695-72-7 C16H14N2O3S 314.37
Valdecoxib Impurity J C19H18N2O4S 370.43
Valdecoxib Impurity A C17H16N2O3S 328.39
Valdecoxib Impurity N C16H12ClNO3S 333.8
Valdecoxib Impurity B 1373038-60-8 C32H25N3O6S2 611.7
Valdecoxib Impurity C C17H15NO 249.32
Valdecoxib Impurity D 181696-35-5 C16H13NO4S 315.35
Valdecoxib Impurity E 1373038-63-1 C16H11Cl2NO5S2 432.3
Valdecoxib Impurity F C16H12ClNO3S 333.8
Valdecoxib Impurity H C17H14ClNO3S 347.82
Valdecoxib Impurity I C16H15N3O5S2 393.44
Voriconazole 137234-62-9 C16H14F3N5O 349.32
Voriconazole Related Compound C C10H7F2N3O 223.18
Voriconazole Related Compound D C16H15F2N5O 331.33
Voriconazole-N-Oxide-d3 C16H11F3N5O2D3 368.34
6-Chloro Voriconazole 188416-35-5 C16H13ClF3N5O 383.76
Voriconazole-d3 137234-62-9 (non-d) C16H11F3N5OD3 352.34
Voriconazole N-oxide 618109-05-0 C16H14F3N5O2 365.32
Voriconazole Impurity B 182369-73-9 C16H15F2N5O 331.33
Voriconazole Impurity C 137234-88-9 C6H7FN2 126.13
Voriconazole Impurity E 02-08-5872 C10H16O4S 232.3
Voriconazole Related Compound A C16H14F3N5O 349.32
Voriconazole Related Compound B C16H14F3N5O 349.32
Valganciclovir HCl 175865-60-8 C14H22N6O5 354.37
Valganciclovir-d5 HCl (mixture of diastetromers) 175865-60-8 (non-d) C14H17N6O5D5.HCl 359.40 36.46
O-Acetyl N-Benzyloxycarbonyl Valganciclovir 194159-22-3 C24H30N6O8 530.54
N-Carbobenzyloxy-L-valinyl-ganciclovir 194154-40-0 C22H28N6O7 488.5
N-(L-Valyl) Valganciclovir Hydrochloride C19H31N7O6 . HCl 453.50 36.46
N-Methyl Valganciclovir Hydrochloride 1401562-16-0 C15H24N6O5 . HCl 368.40 36.46
D-Valganciclovir Hydrochloride 1393911-57-3 C14H22N6O5 . HCl 354.37 36.46
Vitamin D3 67-97-0 C27H44O 384.64
Calcifediol-d3 C27H41O2D3 403.67
pre-Calcitriol PTAD Adduct 86307-44-0 C35H149N3O5 591.8
5, 6-trans Calcitriol-d6 N/A C27H38O3D6 422.69
5, 6-trans Calcitriol 73837-24-8 C27H44NO3 416.65
Calcipotriene-d4 N/A C27H36O3D4 416.64
Vitamin D3-d7 67-97-0 (non-d) C27H37OD7 391.74
Calcitriol 32222-06-3 C27H44O3 416.65
Calcitriol-d6 32222-06-3 (non-d) C27H38O3D6 422.74
1, 26-Dihydroxy Vitamin D3 C27H44O3 416.65
23, 25-Dihydroxy Vitamin D3 77733-16-5 C27H44O3 416.65
24, 25-Dihydroxy Vitamin D3 40013-87-4 C27H44O3 416.65
25, 26-Dihydroxy  Vitamin D3 29261-12-9 C27H44O3 416.65
Vitamin D3 Sulfate Triethylamine Salt C27H44O4S.C6H15N 464.71 101.19
Calcifediol 19356-17-3 C27H44O2 400.65
Vitamin B5-d4 Calcium Salt C18H24N2O10D8.Ca 444.51 40.08
Vitamin K1 84-80-0 C31H46O2 450.71
Vitamin K1-d7 84-80-0 (non-d) C31H39O2D7 457.78
Vinpocetine C22H26N2O2 350.46
Vinpocetine Carboxylic Acid (Apovincaminic Acid) 27773-65-5 C20H22N2O2 322.41
Vinpocetine-d4 N/A C22H22N2O2D4 354.49
Vinpocetine Impurity (Oxime) 102341-40-2 C19H23N3O 309.41
Vinpocetine impurity (ketone) C19H22N2O 294.4
Vinpocetine impurity (trans isomer) C24H30N2O2 378.52
Voglibose 83480-29-9 C10H21NO7 267.28
Voglibose-13C3 83480-29-9 (non-labelled) C10H21NO7 270.25
Virginiamycin M1 21411-53-0 C28H35N3O7 525.61
Virginiamycin S1 C43H49N7O10 823.91
Vasopressin-d5 C46H60N15O12S2D5 1089.28
Vasopressin-d9 C46H56N15O12S2D9 1093.31
Vincristine 57-22-7 C46H56N4O10 824.98
Vincristine Impurity D (Deacetyl Vincristine) C44H54N4O9 782.94
Vincristine Impurity G (Formyl Leurosine) C46H54N4O10 822.96
Vincristine Impurity I (Methyl Vincristine) C47H59N4O10.I 840.02   126.90
Vincristine Impurity J (DCM Adduct of Vincristine) C47H58ClN4O10.Cl 874.46   35.45
Vincristine Impurity K (Vincristine N-Oxide) C46H56N4O11 840.98
Vincristine Impurity L (Hydroxy Vinamidine) C46H56N4O11 840.98
Voacangine C22H28N2O3 368.48
Vilazodone 163521-12-8 C26H27N5O2 441.54
Vilazodone-d8 N/A C26H19N5O2D8 449.59
Vilazodone Carboxy Acid 163521-19-5 C26H26N4O3 442.52
Vilazodone Impurity C (Vilazodone N-Oxide) C26H27N5O3 457.54
Vilazodone impurity II C28H30N4O3.HCl 470.58   36.46
Vilazodone Dimer Impurity N/A C35H32N6O4 600.68
Vilazodone Impurity N/A C26H21ClN4O2 456.94
Vildagliptin Carboxy Acid Metabolite Trifluoroacetate 565453-41-0 C17H26N2O4 . C2HF3O2 322.41 114.02
Vildagliptin 274901-16-5 C17H25N3O2 303.41
Vildagliptin-d6 C17H19N3O2D6 309.44
Vildagliptin Related Compound 1 N/A C17H27N3O3 321.42
Vildagliptin Related Compound 2 N/A C17H25N3O2 303.41
Vildagliptin Related Compound 3 N/A C17H24N2O3 304.39
Vildagliptin Impurity 2 (Mixture of Diastereomers) 1036959-23-5 C24H33N5O3 439.56
(R)-Vildagliptin N/A C17H25N3O2 303.41
Veratric Acid C9H10O4 182.18
Veratric Acid-d6 N/A C9H4O4D6 188.21
Voltindole C14H9Cl2NO 278.14
Varenicline C13H13N3 211.27
Varenicline-d4 215.29 C13H9N3D4
N-Formyl Varenicline 796865-82-2 C14H13N3O 239.28
Varenicline Metadinitro Impurity N/A C14H11F3N2O5 344.25
Varenicline carbamoyl glucuronide C20H21N3O8 431.41
Varenicline N-glucoside C19H23N3O5 373.41
Varenicline impurity, N-Oxide C13H12N3O 226.26
Vinblastine 865-21-4 C46H58N4O9 811
Vinblastine Impurity H C46H56N4O9 808.98
Vinblastine Impurity J C47H61N4O9.I 826.03   126.90
Vinblastine Impurity K C45H54N4O8 778.95
Vinblastine Impurity M C46H56N4O11 840.98
Vinblastine-d3 N/A C46H55N4O9D3 814.01
Vinblastine Impurity A C47H60ClN4O9.Cl 860.48   35.45
Vinblastine Impurity B C46H58N4O10 827
Vinblastine Impurity C C45H56N4O9 796.97
Vinblastine Impurity D C46H56N4O10 824.98
Vinblastine Impurity E C44H56N4O8 768.96
Vinblastine Impurity F C46H56N4O9 808.98
Vinblastine Impurity G C44H56N4O7 752.96
rac Viloxazine Hydrochloride 35604-67-2 C13H19NO3 HCl 237.30 36.46
rac Viloxazine-d5 Hydrochloride N/A C13H14NO3D5 HCl 242.33 36.46
Wilforlide B 84104-70-1 C30H44O3 452.68
Warfarin-d5 75472-93-4 C19H11D5O4 313.37
Dehydro Warfarin C19H14O4 306.32
6-Hydroxy Warfarin C19H16O5 324.34
6-Hydroxy Warfarin-d5 C19H11O5D5 329.37
(R)-7-hydroxy warfarin C19H16O5 324.34
Warfarin Impurity (Benzalacetone) 122-57-6 C10H10O 146.19
7-Hydroxy  warfarin 63740-81-8 C19H16O5 324.34
(S)-7-Hydroxy warfarin NULL C19H16O5 324.34
7-Hydroxy warfarin-d5 63740-81-8 (non-d) C19H11O5D5 329.37
Warfarin C19H16O4 308.34
(R)-Warfarin 5543-58-8 C19H16O4 308.34
(S)-Warfarin 5543-57-7 C19H16O4 308.34
(S)-Warfarin-d5 C19H11O4D5 313.37
(R)-Warfarin-d5 C19H11O4D5 313.37
Xanthophyll 127-40-2 C40H56O2 568.89
4-Hydroxy Xylazine 145356-32-7 C12H16N2OS 236.34
5&#39;-Xanthylic Acid Disodium Salt 25899-70-1 C10H11N4O9P. 2 Na 362.19 2 22.99
Xibornol 13741-18-9 C18H26O 258.41
Xanthine C5H4N4O 136.11
Xanthine-13C-15N2 C5H4N4O 139.09
Hypoxanthine-13C-15N2 C5H4N4O2 155.09
Xanthoanthrafil NULL C19H23N3O6 389.41
Yohimbine HCl C21H26N2O3.HCl 354.45 36.46
Zaleplon 151319-34-5 C17H15N5O 305.34
Zaleplon-d5 151319-34-5(non-d) C17H10D5N5O 310.37
Zaleplon related compound B C17H15N5O 305.34
Zaleplon related compound A 96605-66-2 C15H20N2O2 260.34
Zebularine 06-10-3690 C9H12N2O5 228.21
Zalcitabine 7481-89-2 C9H13N3O3 211.22
N-Desmethyl zolmitriptan 139264-35-0 C15H19N3O2 273.34
Zeaxanthin 144-68-3 C40H56O2 568.89
Zolmitriptan-d6 139264-17-8 C16H15NO2D6 293.4
Zinc Phenolsulfonate 127-82-2 2 C6H5O4S . Zn 2 173.17 65.37
N-Desmethyl Zolmitriptan-d3 139264-35-0 (non-d) C16H15N3O2D6 293.4
Zosuquidar 167354-41-8 C32H31F2N3O2 527.62
rac-Zosuquidar-d5 C32H26F2N3O2D5 532.65
Zolmitriptan C16H21N3O2 287.36
Zomepirac-acyl-beta-D-Glucuronide 75871-31-7 C21H22ClNO9 467.86
3-Des[2-(dimethylamino)ethyl]-zolmitriptan 3-Acetic acid 251451-31-7 C14H14N2O4 274.28
Zaltoprofen-D3 N/A C17H11O3SD3 301.38
Zaltoprofen Dihydro Impurity N/A C17H16FO3S 300.38
Zaltoprofen Enol Impurity C17H14O3S 298.36
Didesmethyl Zolmitriptan 139264-15-6 C14H17N3O2 259.31
Zolmitriptan N-Oxide 251451-30-6 C16H21N3O3 303.36
Zonisamide-13C2-15N 68291-97-4 C613C2H8N15NO3S 215.2
N-Acetyl Zonisamide 68936-43-6 C10H10N2O4S 254.27
N,N-Dimethyl Zonisamide 1217201-89-2 C11H13N3O3S 267.31
N-Methyl Zonisamide 68292-02-4 C9H10N2O3S 226.26
Zonisamide 68291-97-4 C8H8N2O3S 212.23
Zopiclone-d4 43200-80-2 C17H13D4ClN6O3 392.84
N-Desmethyl zopiclone 59878-63-6 C16H15ClN6O3 374.79
(R)-Zopiclone 138680-08-7 C17H17ClN6O3 388.82
Zopiclone Impurity (3-Formyl-2-Pyrazinecarboxylic Acid) N/A C6H4N2O3 152.11
N-Desmethyl Eszopiclone HCl N/A C16H15ClN6O3 374.79
N-Desmethyl zopiclone-d8 59878-63-6 (non-d) C16H7ClN6O3D8 382.84
Zopiclone-d8 1215518-83-4 C17H9ClN6O3D8 396.86
Eszopiclone Impurity C 148891-53-6 C11H7ClN4O 246.66
Zopiclone impurity (5-(Chloropyridine-2-yl-carbamoyl)pyrazine) C10H7ClN4O 234.65
Eszopiclone-d8 C17H9ClN6O3D8 396.86
Eszopiclone ( S-Zopiclone) C17H17ClN6O3 388.82
Zopiclone Impurity A (Zopiclone N-Oxide) 43200-96-0 C17H17ClN6O4 404.82
Eszopiclone Impurity B 43200-81-3 C11H7ClN4O2 262.66
Ziprasidone-d8 146939-27-7 C21H13ClN4OSD8 420.99
Ziprasidone Related Compound C C42H40Cl2N8O3S2 839.87
Ziprasidone Deschloro Impurity 118305-72-9 C21H22N4OS 378.5
Ziprasidone Hydrochloride Monohydrate C21H21ClN4OS.HCl.H2O 412.94 36.46 18.02
Ziprasidone Ring-opened Impurity (Impurity C) N/A C21H23ClN4O2S 430.96
Ziprasidone Impurity F (5-(2-Chloroethyl)-6-chlorooxindole) 118289-55-7 C10H9Cl2NO 230.1
Ziprasidone Impurity E C28H24ClN5OS2 546.12
Ziprasidone Impurity B 1159977-56-6 C21H19ClN4O2S 426.93
Ziprasidone Impurity (6-Chloro-5-(2-Chloro-1-Hydroxy-Ethyl)-1,3-Dihydro-Indol-2-One) 884305-06-0 C10H9Cl2NO2 246.09
Ziprasidone Sulfoxide 188797-80-0 C21H21ClN4O2S 428.94
Zidovudine-glucuronide-13C6 C16H21N5O10 449.3
Zidovudine Related Compound B 25526-94-7 C10H13ClN2O4 260.68
Zofenopril Calcium Salt 81938-43-4 C22H22NO4S2. 0.5 Ca 428.55 0.5 40.08
Zofenopril-d5 81872-10-8 (non-d) C22H18NO4S2D5 434.59
Zofenoprilat C15H19NO3S2 325.45
Zofenoprilat-d5 C15H14NO3S2D5 330.48
Zofenoprilat-NES C21H26N2O5S2 450.58
Zofenoprilat-NES-d5 C21H21N2O5S2D5 455.61
Zofenoprilat-NES-d5 C21H21N2O5S2D5 455.61
Zofenopril-d5 C22H18NO4S2D5 434.59
Zuclopenthixol HCl (mixture of cis and trans) C22H25ClN2OS.HCl 400.97 36.46
Zileuton-d4 111406-87-2 (non-d) C11H8N2O2SD4 240.32
Zileuton Sulfoxide C11H12N2O3S 252.29
Zileuton Glucuronide (Mixture of Diastereomers) C17H20N2O8S 412.42
Zileuton 111406-87-2 C11H12N2O2S 236.29
Zileuton Related Compound A 171370-49-3 C11H12N2OS 220.3
Zafirlucast 107753-78-6 C31H33N3O6S 575.69
Zafirlucast-d7 N/A C31H26N3O6SD7 582.73
Zafirlukast-13C-d3 (Zafirlukast-13C-d3 ) C30H30N3O6S13CD3 579.7
Zafirlukast Related Compound C N/A C27H27N3O6S 521.6
Zafirlukast Related Compound D N/A C31H33N3O6S 575.69
Zafirlukast Related Compound E N/A C31H33N3O6S 575.69
Zanamivir 139110-80-8 C12H20N4O7 332.32
Zanamivir-13C, 15N2 N/A C12H20N4O7 335.29
Zotarolimus 221877-54-9 C52H79N5O12 966.24
Zotarolimus-d3 C52H76N5O12D3 969.23
Zilpaterol-d7 HCl C14H12N3O2D7. HCl 268.37 36.46
Zilpaterol HCl C14H19N3O2. HCl 261.33 36.46
Zearalenone 17924-92-4 C18H22O5 318.37
Zoledronic Acid 118072-93-8 C5H10N2O7P2 272.09
Zoledronic Acid Impurity (NAP-205-02) C7H17N2O14P4 477.11
Zephirol 139-07-1 C21H38N Cl 304.54 35.45
Benzyldimethyltetradecylammonium Chloride

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139-08-2 C23H42N Cl 332.54 35.45

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