Thursday, 7 August 2014

Impurities Available for sale

Mesalamine imp E
Mesalamine imp F
Mesalamine imp J
Metformin Imp A
Metformin Imp B
Metformin Imp C
Metformin Imp D
Metformin Imp E
Mirtazepine Imp A
Mirtazepine Imp B
Moxifloxacin ethyl ester
N-methyl Moxifloxacin
Metamizole 4-Acetyl
Metamizole Imp A
Metamizole Imp C
Metoprolol diol
Metoprolol Imp A
Metoprolol Imp B
Metoprolol Imp C
Metoprolol Imp O
Montelukast Diastereomer (mixture)
Montelukast methyl ketone
Montelukast styrene imp
Montelukast sulfone
Montelukast sulfoxide
Mycophenolate Imp E
Mycophenolate Imp F
Mycophenolate Imp G
Nabumetone Imp C
Naproxen Imp K
Naproxen Impurity N
Nimesulide Imp A
Nimesulide Imp B
Nimesulide Imp C
Nimesulide Imp E
Nimesulide Imp F
Nateglinide ethyl anlogue
Nateglinide ethyl ester
Nateglinide IPP impurity
Olmesartan Imp C
Pantoprazole Imp B
Pantoprazole Imp C
Perindopril Imp B
Perindopril Imp E
Phenylephrine Imp A
Phenylephrine Imp C
Phenylephrine Imp E
Pioglitazone Imp B
Pioglitazone Imp C
Pregabalin 4-eleminate
Pregabalin amine tartarate salt
Promethazine Imp A
Propafenone Imp A
Propafenone Imp C
Propafenone Imp E
Piroxicam Imp C
Piroxicam Imp D
Piroxicam Imp E
Piroxicam Imp F
Piroxicam Imp G
Piroxicam Imp H
Piroxicam Imp I
Piroxicam Imp J
Piroxicam Imp K
Piroxicam Imp L
Propranolol Imp A
Propranolol Imp C
Pyridoxine Imp B
Ramipril Imp E
Ramipril Imp F
Ropinirole 3-oxo
Ropinirole Imp A
Ropinirole Imp C
Ropinirole imp E
Ropinirole N-oxide
Rosiglitazone Imp A
Desmethyl Rosuvastatin
Rosuvastatin methyl ester
Riluzole Bromo Imp
Sibutramine Imp A
Sibutramine Imp B
Sibutramine Imp C
Sibutramine Imp D
Sildenafil Imp B
Simvastatin  anhydro sodium salt
Simvastatin imp A
Simvastatin Imp B
Telmisartan imp F
Telmisartan impurity G
Thiamethoxam-B
Thiamethoxam-C
Thiamethoxam-D
N-Deacetyl N-formyl thiocolchicoside
Tramadol Impurity E
Venlafexine Impurity D
N-methyl zonisamide
Aceclofenac Impurity A
Aceclofenac Impurity B
Aceclofenac Impurity C
Aceclofenac Impurity D
Aceclofenac Impurity E
Aceclofenac Impurity F
Aceclofenac Impurity G
Aceclofenac Impurity H
Acyclovir Impurity
Adapalene Impurity C
Albendazole Impurity A
Albendazole Impurity B
Albendazole Impurity C
Albendazole Impurity D
Albendazole Impurity E
Albendazole Impurity F
Alfuzosin Impurity A
Alfuzosin Impurity C
Alfuzosin Impurity D
Alfuzosin Impurity E
Amlodipine Imp B
Amlodipine Imp D
Amlodipine Imp G
Bupropion hydroxy impurity
Betahistine imp C
Bicalutamide Imp A
Carbamazepine Imp E
citalopram imp C
Citalopram Imp D
Chlorpheniramine Imp D
Chlorpheniramine N-oxide
Clopidogrel Imp A
Diclofenac Imp A
Diclofenac Imp B
Diclofenac Imp C
Dipyridamole Dichloro imp
Dipyridamole Imp A
Dipyridamole Imp B
Dipyridamole Imp C
Dipyridamole Imp D
Dipyridamole Imp F
Dipyridamole Trichloro
Domperidone Imp A
Domperidone Imp B
Domperidone Imp C
Domperidone Imp D
Atorvastatin tert-Butyl Ester
Omeprazole Impurity F
Omeprazole Impurity G
Omeprazole Impurity H
Omeprazole Impurity E
3-Oxo Atorvastatin
3-O Methyl Atorvaststin Calcium
Atorvastatin 3-Oxo Methyl Ester
Atorvastatin (3S,5R)Calcium Salt
Atorvastatin Impurity B
Atorvastatin Acetonide
Atorvastatin Lactone Diepoxide
Difluoro Atorvastatin
Atorvastatin ethyl ester
Amlodipine EP Impurity I
Azelastine Imp D
Azelastine Imp E
Betahistine Impurity C Trihydrochloride
Chlorpheniramine Imp A
Chlorpheniramine Imp B
Diclofenac Imp D
Metoprolol Imp D
Metoprolol Imp E
Metoprolol Imp F
Metoprolol Imp G
Metoprolol Imp H
Metoprolol Imp J
Metoprolol Imp M
Metoprolol Imp N
Nimesulide Imp F
Clozapine Impurity A
Clozapine Impurity B
Clozapine Impurity D
Clozapine Impurity C
Omeprazole Impurity D 
Omeprazole sulfone-N-oxide 
Omeprazole Impurity A 
Omeprazole Impurity C 
Omeprazole Impurity E
Dipyridamole Dichloro imp
Dipyridamole Imp B
Dipyridamole Imp C
Salmeterol EP Impurity B
Salmeterol EP impurity C
Salmeterol EP Impurity E
Salmeterol EP Impurity F
Aminoquat
Bromoquat
Decylaminoquat
Amino Dihexylquat
Decylamine hydrochloride
Di-decylamine hydrochloride
Azithromycin Impurity F
Azithromycin Impurity I
Azithromycin Impurity J
Azithromycin Impurity L
Azithromycin Impurity M
Azithromycin Impurity N
Sitagliptin S-Isomer
Tiagabine Impurity I
Tiagabine Impurity 2
Bis(3-methylthien-2-yl)methanone
Meclofenamic Acid
 N-Adamantan-2-yl-N'-((E)-3,7-dimethyl-octa-2,6-dienyl)-ethane-1,2-diamine
Pravastatin Lactone
Sulpiride Impurity B
Sulpiride Impurity D
Diacerein Impurity H
Diacerein Impurity F
Diacerin Impurity G
Azithromycin Impurity E
Irganox-259
octadecyl 3-(3-tert-butyl-4-hydroxyphenyl)propanoate
Octadecyl-4-hydroxyphenylpropionate; Irganox related
1-Octadecanal
7,9-Di-tert-butyl-1-oxaspiro(4,5)deca-6,9-diene2,8-dione
5-chlorohydrochlorothiazide
Celecoxib impurity
Diclofenac Propylene Glycol esters: Mixture of primary amd secondary
Bromhexine EP Impurity A
Bromhexine Impurity B
Bromhexine EP Impurity D
Clotrimazole Related Compound A
Tiotropium EP Impurity D
Tiotropium EP Impurity I
Tiotropium EP Impurity C
Tiotropium EP Impurity H
Tiotropium EP Impurity J Iodide
Tiotropium EP Impurity K
6-Keto Fulvestrant
7β-Fulvestrant
∆6-Fulvestrant
Fulvestrant Extended
Fulvestrant 9-Sulfone
7-Aminodesacetoxycephalosporanic acid
Cephalexin Impurity E
Cephalexin Sulfoxide TFA salt
N-Ethoxycarbonyl-7-ADCA
L-Cephalexin
Cephalexin Diketopiperazine
Cephalexin Dimer
Tiotropium EP Impurity A
Tiotropium EP Impurity B
Tiotropium EP Impurity E
Tiotropium EP Impurity F
Tiotropium EP Impurity G
1-Methoxy Decane
2,2’-azobis(2-amidinopropane) dihydrochloride
5-Oxo Rosuvastatin
(3R,5R)-Rosuvastatin Sodium Salt
Rosuvastatin EP Impurity A : Calcium Salt
rac threo-Dihydro Bupropion
rac erythro-Dihydro Bupropion
Hydroxy Bupropion
Iso Tiotropium Bromide
Zolmitriptan R-Isomer
Rosuvastatin Lactone
3’-Dechloro-4’-chloro Bupropion
Ethyl 4-[2-(5-Chloro-2-methoxybenzamido)ethyl]benzene Sulfonamide Carbamate
3-Chloro Glyburide
Cinnarizine Impurity A
Cinnarizine Impurity E
11-Keto Oxcarbazepine
Aceclofenac EP Impurity C
Aceclofenac EP Impurity B
Diclofenac Isopropyl Ester
Diclofenac Aldehyde
Diclofenac Carboxylic Acid
Diclofenac impurity C
USP Diclofenac Related Compound A
Quetiapine EP Impurity G
Quetiapine HEEP Impurity
Quetiapine EP Impurity B
Quetiapine N-Oxide
Quetiapine EP Impurity I
Quetiapine EP Impurity D
Quetiapine EP Impurity A
Quetiapine EP impurity C
Quetiapine EP Impurity E
Quetiapine EP impurity F
Quetiapine EP Impurity J
Quetiapine EP Impurity K
Quetiapine EP Impurity L
Quetiapine EP Impurity N
Quetiapine EP Impurity O
Quetiapine EP Impurity P
Quetiapine EP Impurity Q
Quetiapine EP Impurity R
Quetiapine EP Impurity S
Quetiapine EP Impurity T
Quetiapine EP Impurity U
Quetiapine EP Impurity V
Quetiapine EP Impurity W
Ethinyl Estradiol EP Impurity B
Ethinyl Estradiol EP Impurity E
Ethinyl Estradiol EP Impurity F
Ethinyl Estradiol EP Impurity G
Ethinyl Estradiol EP Impurity H
Ethinyl Estradiol EP Impurity I
6α-Hydroxy 17β-Estradiol
6β-Hydroxy 17β-Estradiol
6,7-Dehydro Estradiol
∆9(11)-Estradiol
6-Keto 17β-Estradiol
(17β)-3,17-Bis[(tetrahydro-2H-pyran-2-yl)oxy]-estra-1,3,5(10)-trien-6-ol
(17β)-3,17-Bis[(tetrahydro-2H-pyran-2-yl)oxy]-estra-1,3,5(10)-trien-6-one
(17β)-3,17-Bis[(1-oxopentyl)oxy]-estra-1,3,5(10)-trien-6-one
6-Dehydro Estradiol 17-Valerate
∆9,11-Dehydro-17β-estradiol 17-Valerate
17β-Estradiol
17β-Estradiol Dimethyl Ether
17β-Estradiol Diacetate
Estradiol 3,17-Divalerate
17β-Estradiol 3-O-Sulfate Sodium Salt
Methyl Indole-3-acetate
Indole-3-acetamide
5-Chloro-2-methylindole
5-Bromo-2-methylindole
5-Fluoro-2-methylindole
2,5-Dimethylindole
5-Chloro-2-methyl-1H-indole-3-carbaldehyde
Ethyl 5-chloro-2-methyl-1H-indole-3-carboxylate
1-Methylindole-3-acetamide
Methyl (1-methylindolyl)-3-glyoxylate
Ethyl 2-methyl-3-indolylglyoxylate
Methyl 3-indoleglyoxylate
tert-butyl 3-(1H-indol-1-yl)propylcarbamate
3-(1H-Indol-1-yl)propan-1-amine Hydrochloride
Methyl 2-(1-(3-(tert-butoxycarbonylamino)propyl)-1H-indol-3-yl)-2-oxoacetate
1,2-Dimethyl-1H-indole-3-carboxaldehyde
5-Fluoro-2-methylindole-3-carboxaldehyde
5-Bromo-2-methylindole-3-carboxaldehyde
2,5-Dimethyl-1H-indole-3-carbaldehyde
2-(1-Methyl-1H-indol-3-yl)-ethanol
(1-allyl-1H-indol-3-yl)acetic acid
Bisindolylmaleimide III, Hydrochloride
GF 109203X
Bisindolylmaleimide IV
Bisindolylmaleimide VIII acetate salt
3-(Boc-amino)propyl bromide

Impurities available for sale

Rxn chemicals are leading manufacturer of  impurities,It is ready with data and is confirmed with RT, RRT and RF.

Bupropion Hydrochloride
Bupropion USP Related Compound E
Bupropion Amino Impurity
Bupropion USP Related Compound F
Bupropion USP Related Compound C
Bupropion Des-t-Butylamino Impurity
Bupropion 2'-Chloro Analog (HCl Salt)
Bupropion Hydroxy Cyclic Impurity
Bupropion 2-Bromo Impurity
Bupropion USP Related Compound D
Bupropion 3,5-Dichloro Impurity
Bupropion 3,4-Dichloro Impurity
Bupropion USP Related Compound B
Bupropion USP Related Compound A
Erythro Hydroxy Bupropion HCl
Threo Hydroxy Bupropion HCl
Pramipaxole EP Impurity C
Pramipexole EP Impurity A
Pramipexole EP Impurity B
Ethyl Pramipexole
Pramipexole EP Impurity E
Pramipexole Di-Amide
Ropinirole HCl
Ropinirol Impurity C
3-Methoxy Ropinirole
N-Methoxy Ropinirole
N-Hydroxy Ropinirole
N-Despropyl Ropinirole HCl
Propylidine Ropinirole Hydrochloride
Ropinirole Open Ring Nitro Impurity
Ropinirole N-Oxide
Aripiprazole
Dehydro Aripiprazole Impurity
Aripiprazole Impurity D
Aripiprazole Impurity
Aripiprazole Impurity
Aripiprazole Impurity C
Aripiprazole N1-Oxide
7-Hydroxycarbostyril
Aripiprazole 4 4'-dimer
Aripiprazole Impurity E
Aripiprazole Impurity(OPC 14714)
Aripiprazole Impurity B
Aripiprazole USP RC B
Aripiprazole 3,4-Dichloro Impurity
Aripiprazole 3-Deschloro Impurity
Levetiracetam Impurity A
Isorizatriptan
Valsartan USP Related Compound A
Valsartan USP Related Compound B
Valsartan Impurity C
Tranexamic acid Impurity A
Esmoprazole N-Oxide
Duloxetine 1,4 Rearrangement Impurity
Duloxetine Pthalimide
Duloxetine Impurity B
Duloxetine Impurity F
Duloxetine Impurity EP F
Duloxetine Impurity EP A
Duloxetine EP Impurity E
Duloxetine Related Compound H
Fluoxetine Related Compound A
Fluoxetine Related Compound B
Fluoxetine Impurity I
Pioglitazone N-Oxide
Donepezil N-Oxide
Debenzyl Donepezil
Donepezil Pyridine Dehydro Impurity
Donepezil Pyridine Impurity
Donepezil Benzyl Bromide
Donepezil Dehydro Deoxy Impurity
Donepezil Deoxy Impurity
Donepezil Dihydro Impurity
Donepezil Hydroxy Acid Impurity
Donepezil Hydroxy Keto Impurity
Donepezil Keto Acid Impurity
Domperidone N-Oxide
Apoatropine
Littorine
Bromzepam EP Impurity A
Bromzepam EP Impurity D
Bromzepam EP Impurity E
Bromazepam Impurity B
Mycophenolate N-Oxide(EP Imp G)
Z Mycophenoate Mofetil (EP Imp C)
Mycophenolate Mofetil EP Impurity E
Loratadine USP Related Compound E
2-Chloro Loratadine
3-Hydroxy Loratadine
Desloratadine USP RC A
Desloratadine 8-Bromo-N-Methyl
Desloratadine 8-Bromo-11-Oxo
11-Hydroxy Desloratadine
Loratadine USP RC A
Desloratadine EP Impurity A
Desloratadine EP Impurity B
Desloratadine EP Impurity C
Desloratadine N-Acetyl Impurity
N-Formyl Desloratadine
Desloratadine N-Hydroxy Impurity
Loratadine USP RC B
Dehydro Desloratidine
Loratadine Cyano Impurity
Loratadine EP Impurity A
Loratadine EP Impurity B
Loratadine EP Impurity C
8-Bromo Loratadine
Loratadine EP Impurity E
Loratadine EP Impurity F
Loratadine EP Impurity G
Loratadine N-Oxide
Loratadine USP RC D
2-Hydroxymethyl loratadine
4-Hydroxymethyl loratadine
Ibuprofen Impurity B
Ibuprofen Impurity J
Darifenacin Impurity H
Darifenacin Impurity E
Darifenacin Pyrrolidine tartarate R Isomer
Darifenacin Pyrrolidine tartarate S-Isome
Darifenacin Bromo Impurity
Darifenacin Carboxylic Acid Impurity
Darifenacin Cyano Impurity
Darifenacin R-Isomer
4-Hydroxy Clonidine
Anastrozole Impurity A
Anastrozole Impurity B
Anastrozole Impurity C
Anastrozole Impurity D
Anastrozole Impurity E
Bisoprolol Fumarate
Bisoprolol EP Impurity A
Bisoprolol EP Impurity B
Bisoprolol EP Impurity C
Bisoprolol EP Impurity E
Bisoprolol EP Impurity F
Bisoprolol EP Impurity G
Bisoprolol EP Impurity J
Bisoprolol EP Impurity K
Bisoprolol EP Impurity L
Bisoprolol EP Impurity M
Bisoprolol EP Impurity N
Bisoprolol EP Impurity Q
Bisoprolol EP Impurity R
Bisoprolol EP Impurity S
Bisoprolol Alcohol Impurity
Bisoprolol Epoxide Impurity
Bortezomib
(1R,2R)-Bortezomib
(1S,2R)-Bortezomib
(1S,2S)-Bortezomib
Desisobutyl-n-butyl Bortezomib
Desisobutyl-n-pentyl Bortezomib
N-Pyrazinylcarbonyl-L-phenylalanine
N-Pyrazinylcarbonyl-L-phenylalanin Ester
Clotrimazole EP Impurity A
Clotrimazole EP Impurity D
Clotrimazole EP Impurity C
Clotrimazole EP Impurity E
Escitalopram Butyryl Impurity
Gabapentin Quaternized Salt
Letrozole Impurity
Monohydroxy Melphalan
Dihydroxy Melphalan
Methoxy Melphalan
Chloroethoxy Melphalan
Melphalan Dimer
Ondansetron EP Impurity A
Ondansetron EP Impurity B
Ondansetron EP Impurity C
Ondansetron EP Impurity D
Ondansetron EP Impurity F
Ondansetron EP Impurity G
Ondansetron EP Impurity G
Ondansetron EP Impurity H
5-Fluoro Paliperidone
Paliperidone Impurity H
Paliperidone USP RC A
Paliperidone USP RC B
Paliperidone USP RC C
Paliperidone USP RC D
6,7,8,9-Dehydro Paliperidone
Ritonavir Impurity L
Ritonavir impurity D
Ritonavir Impurity T
Cyanotemozolamide
Ziprasidone Open Chain Imp
Decyl Aminoquat
Aminoquat
Dihexyl Aminoquat
Bromquat-Colsevelam Impurity 1
Hydroxyquat - Colesevelum Impurity
Methoxyquat
Decylamine HCl
1,6-Dibromohexane
Trimethylamine HCl
hexamethylhexane-1,6-diaminium Br
Olanzapine Lactam
Olanzapine Thiolactam
Olanzapine EP Impurity B
Olanzapine EP Impurity C
Olanzapine EP Impurity D
Olanzapine N-Formyl Impurity
Olanzapine N-Desmethyl
Olanzapine EP Impurity A
Chlorphenamine Impurity A
Chlorphenamine Impurity B
Chlorphenamine Impurity C
Chlorphenamine Impurity D
Tinidazole Impurity A
Tinidazole Impurity B
Modafinil Related Compound A
Modafinil Related Compound B
Modafinil Related Compound C
Modafinil Related Compound D
Modafinil related compound E
Ranitidine Related Compound A
Ranitidine Related Compound B
Ranitidine Related Compound C
5-Hydroxy Propafenone Hydrochloride
N-Depropylpropafenone
Capecitabine USP related compound A
Capecitabine USP related compound B
Capecitabine USP related compound C
Capecitabine impurity D
Oseltamivir EP Impurity A
Oseltamivir EP Impurity B
Oseltamivir EP Impurity C
Oseltamivir EP Impurity D
Oseltamivir EP Impurity E
Oseltamivir EP Impurity F
Oseltamivir EP Impurity G
Oseltamivir EP Impurity H
Clopidrogel Impurity
Ceterzin Impurity
IRBESARTAN Impurity
PALIPERDONE Impurity
LEVOTHYROXINE Impurity
FLUPIRTINE Impurity
PIMOZIDE Impurity A
PIMOZIDE Impurity C
TRIPROLIDINE Impurity
PARMIPEXOLE Impurity
ISONIAZIDE Impurity
LINEZOLID Impurity
MEFENAMIC Impurity
CIPROFLOXACIN Impurity
PREGABALINE Impurity
TAMULOSIN Impurity
Atovaquone methyl ether
Didehydro Atovaquone 
Aceclofenac Impurity E (EP)
Aceclofenac Impurity F (EP)
Aceclofenac Impurity D (EP)
Aceclofenac Impurity A (EP)
Acetazolamide Impurity D
Acetazolamide Impurity E
Acetazolamide Impurity C
Acetazolamide Impurity B
Amlodipine Impurity B (EP)
Amlodipine Impurity D (EP)
Amlodipine oxalate Impurty D  
Amlodipine Impurity A (USP) 
Aspirin Impurity A (EP)
Aspirin Impurity D (EP)
Aspirin Impurity F (EP)
Aspirin Impurity C (EP)
Atenolol Impurity H
Atenolol Impurity F
Atorvastatin ethyl  ester
Atorvastatin Impurity H (EP)
Dehydro lactone
Atorvastatin methyl  ester
Carvedilol  Impurity C (EP)
Carvedilol Impurity D (USP)
Carvedilol Impurity E (USP)
Acedapsone 
4-Methoxyphenyl ethyl amine
Desvenlafaxine dimer
Dextromethorphan  Impurity A (EP)
Dextromethorphan Impurity B (EP)
Dextromethorphan Impurity C (EP)
Dextromethorphan N-oxide 
Diclofenac ethyl ester
Diclofenac Impurity A (EP)
Diclofenac isopropyl ester
Diclofenac methyl ester
Diethyl phthalate
2,6-Dichloroaniline
Diclofenac Impurity E (EP)
Diphenhydramine    Impurity A (EP)
Diphenhydramine Impurity D (EP)
Diphenhydramine Impurity E (EP)
Donepezil benzyl bromide  
Duloxetin Impurity A
Duloxetin Impurity C
Esomeprazole  Impuriy A(EP)
Esomeprazole     Impurity C (EP)
Esomeprazole Impurity  E (EP)
Guaifenesin Impurity A (EP)
Guaifenesin Impurity B (EP)
Guaifenesin Impurity D (EP)
Ibuprofen isopropyl ester 
Ibuprofen Impurity K
Ibuprofen Impurity C
Ibuprofen Impurity L
Ibuprofen Impurity J
Ibuprofen Impurity E
(2SR) 2-[4-(2-methyl-propyl) phenyl]-N-[(1S)-1-phenyl-ethyl] Propanamide
(2SR) 2-[4-(2-methyl-propyl) phenyl]-N-[(1R)-1-phenylethyl] Propanamide
Ibuprofen methyl ester 
Ibuprofen Impurity P
Ibuprofen Impurity F
Lidocaine Impurity A
Lidocaine Impurity C
Lidocaine Impurity H
Lidocaine Impurity D (E.P.)
Lidocaine Impurity F
Lidocaine Impurity G (E.P.)
Lidocaine Impurity I
Lidocaine Impurity J (E.P.)
Lidocaine Impurity K
Losartan Impurity J
Losartan methyl ether
Triphenyl methanol
Metformin Impurity A
Metformin Impurity D
Metformin Impurity C
Metformin Impurity E
Metoprolol Impurity A
Metoprolol Impurity F
Metoprolol Impurity B (EP)
Metoprolol Impurity D
Metoprolol Impurity B (USP)
Metoprolol Impurity O (EP)
Metoprolol Impurity N (EP)
Metoprolol 
Metoprolol Impurity H
Metoprolol Impurity C (USP)
N-Desmethyl desvanlafaxin 
N-Methyl moxifloaxacin
Naproxen Impurity M (EP)
Naproxen Impurity L (EP)
Naproxen Impurity J (EP)
10-Methoxy carbazepine
10-Methoxy dibenzazepine
Dibenzazepine
10, 11-Dihydro-10-hydroxy carbamazepine
Oximinostilbene  
Carbamazepine
10,11-dihydro-10,11-dioxo carbamazepine
Oxeladine Impurity A (EP)
Paracetamol Impurity A (EP)
Paracetamol Impurity K (EP)
Paracetamol Impurity I (EP)
Paracetamol Impurity C (EP)
 Paracetamol Impurity J (EP)
Paracetamol Impurity D (EP)
Paracetamol Impurity G (EP)
Paracetamol Impurity H (EP)
 Paracetamol Impurity E (EP)
Paracetamol Impurity B (EP)
Phenylephrine hydrochloride Impurity E
Phenytoin Impurity B
Propranolol Impurity A
Propranolol Impurity B (EP)
Propranolol Impurity C (EP)
Rosuvastatin lactone
Simvastatin Impurity A
Simvastatin Impurity B
Simvastatin ethyl ester
Sitagliptin amino acid 
Sitagliptin triazole 
Sumatriptan N-oxide
Topiramate Impurity A
Tramadol Impurity D
3-Bromo phenol
3-Methoxy phenol
1-Bromo 3-methoxy benzene
Tramadol N-oxide
Trospium Impurity A (EP)
Spiro desvenlafaxine
Metoprolol Impurity G
Carbamazepine Impurity A
Carbamazepine Impurity E
Carbamazepine-10,11- epoxide
Phenytoin Impurity E
Tramadol Impurity C 
Paracetamol Impurity F (EP)
Lercanidipine Impurity B 
Lercanidipine Impurity C
Lercanidipine Impurity D 
Lercanidipine dipropyl ester
Desvenlafaxine Impurity F
Atenolol Impurity G
4-Chloroiodobenzene
4- Amino 4'-hydroxy-diphenylsulphone
Donepezil N-oxide
Butyl paraben Impurity B
Butyl paraben Impurity C 
Almotriptan N-oxide
Mirtazapine Impurity D (USP)
DoxazosinImpurity B
Amlodipine Impurity H
Fluoxetine Specified Impurity
Fluoxetine Impurity A
Fluoxetine Impurity B
Bisoprolol Impurity R
 Ronalazine Impurity A
Bisoprolol Impurity A
Bisoprolol Acid Impurity 
Dapsone bis (4-Chlorophenyl)-sulphone
 4-Chloro benzophenone
4-Chloro benzhydrol
Bisoprolol Impurity S 
Ethyl-4-nitro benzoate
Donepezil Impurity VI
orlistat Impurity C
Amlodipine Impurity A
Losartan Impurity A
Lercanidipine Impurity A
Atovaquone indane isomer
4'-Butoxy acetophenone
Ethyl -2-(4-butoxyphenyl) acetate
Bufexamac Impurity A
Bufexamac Impurity B
Bufexamac Impurity C
Sitagliptin methyl ester
Butyl paraben Impurity E
Butyl paraben Impurity D
Butyl paraben Impurity B
Butyl paraben Impurity C
Mepyramine maleate Impurity B
Sunscreens Hydroquinone
Sunscreens Hydroquinone diacetate
Phenytoin Impurity D
Amlodipine Impurity G
Gemfibrozil Impurity A (USP)
Etilefrine HCl Impurity E
Cyclopentolate HCl Impurity B
Losartan Impurity H
Methyl nicotnate
Nifuroxazide Impurity A
Sildenafil citrate N-oxide
Bufexamac Impurity D
Atenolol Impurity C
Atenolol Impurity D
Citalopram Impurity C
Citalopram Impurity B
Masalazine Impurity L
Masalazine Impurity K
Masalazine Impurity M
Tramadol Impurity E
Trimetazadine Impurity C
Trimetazadine Impurity D
Syringaldehyde
o-Tosyl syringaldehyde
Trimetazadine Impurity I
Citalopram Impurity A
Ethyl methoxy cinnamate
Trimetazidine Impurity A
Trimetazidine Impurity G
Eletriptan Dehydro acetyl
Eletriptan Dehydro
Aspirin Impurity D
Sulfamerazine Impurity D 
Dapsone  Sulphanilic acid
sulfamerazine Impurity C 
Almotriptan N-Oxide Impurity
Rosuvastatin 5-Oxo Impurity
Citalopram Impurity D 
Atenolol Impurity B 
Gabapentine Impurity A (USP)
Atenolol Impurity I 
Masalazine Impurity C 
Masalazine Impurity D 
Propafenone Impurity H 
Propafenone Impurity A 
Mirtazapine Impurity D (EP)/ Impurity A (USP)
Phosphorothioic  diethyl ester
des Ethyl chlorpyrifos
Impurity-B (N-oxide)
4,4,4-Trifluoro-1-(p-tolyl)butane-1,3-dione
4-Hydrazinyl benzene sulfonamide hydrochloride
Warfarin Impurity B
Warfarin Impurity C
Olopatadine Carbaldehyde
Olopatadine Impurity C
Liothyronine Impurity B
Trimetazidine N-formyl 
Trimetazidine Impurity B
Etilefrine HCl Impurity F
Guaicol Impurity B
Guaicol Impurity H
Benzalkonium chloride Impurity A
Propafenone Impurity E
Propafenone Impurity C
Propafenone Impurity D
Benzyl nicotinate
Dapsone Intermediate
Dapsone Intermediate
Cetrizine Impurity A
Cetrizine Impurity D
4-Amino benzoic acid
N-Acetyl benzocaine
Doxylamine Impurity C
Doxylamine Impurity B
Doxylamine Impurity A
Doxylamine N-Oxide Impurity
Mesalazine Impurity N (EP)
Mesalazine Impurity I (EP)
Eletriptan dehydro Impurity
Tenofovir Impurity C
Tenofovir Impurity B
Tenofovir Impurity H
Tenofovir Impurity A unknown
Celcoxib pyrazole Impurity
Celcoxib acid             Impurity
N-Desmethyl     desvenalfaxin
Difenoconazole alcohol Impurity
Fluroxypyr meptyl Impurity-2
Fluroxypyr meptyl Impurity-4
Fluroxypyr meptyl Impurity-5
Fluroxypyr meptyl Impurity-6
Desloratadine N-oxide
Desloratadine N-hydroxy
Desloratadine isomer 
Desloratadine  N-acyl 
Desloratadine 3-hydroxy
Pendimethalin Impurity 2
Pendimathalin Impurity 4
Pendimathalin Impurity 3
Pendimathalin Impurity 1
Pendimathalin Impurity 5
Nifedipine Impurity A
Nifedipine Impurity D
6-Hydroxy bentazone   
Chlorphenamine Impurity B
Saxagliptine Impurity SXG II 
Saxagliptine KSM I 
Saxagliptine KSM II 
Saxagliptine Impurity SXG I
Saxagliptine cyclic imidine 
Saxagliptine Impurity SXG III
Chlorpyrifos Impurity III
Chlorpyrifos Impurity V
Fenofibrate Impurity A
ClenbutarolImpurity C
Clenbutarol Impurity E
Clenbutarol Impurity B
Clenbutarol Impurity F
Clenbutarol Impurity D
Warfarin Impurity A
Asenapine N-oxide Impurity
Propafenone Impurity G
Propafenone Impurity F
DICAMBA Impurity
Guaiacol Impurity H
Benzalonium chloride Impurity A
Etilefrine HCl Impurity F
Celecoxib hydroxymethyl impurity
Celecoxib impurity F
Celecoxib impurity H
3-Hydroxy loratadine
Lorataddine isomer
Desloratadine N-oxide
N-hydroxy loratadine
Tenofovir impurity H
Tenofovir impurity B
Desloratadine impurity A
6-Hydroxy bentazone
Tenofovir disoproxyl impurity mono POCPMPA
7-Methoxy coumarin
7-Hydroxy coumarin
Clenbutarol Impurity C
Metalaxyl Impurity 
Risperidone N-oxide
Doxylamine Impurity D
Trimethoprim Impurity J
Gemfibrozil                Impurity B
Gemfibrozil Impurity A
Desloratadine
Celcoxib Impurity-5
Metformin  Impurity F
Dihydro Impurity
Venlafaxine Impurity F
Fluoroxypyrmeptyl          Impurity 2
Fluoroxypyrmeptyl Impurity 6 
Dabigatran Impurity D
Dabigatran Impurity E
Dabigatran Impurity A
Dabigatran Impurity B
Dabigatran Impurity C
Ibuprofen sorbitol ester
Quinidine
Bromodiphenyl hydramine HCl
Carvedilol Impurity bis 
Carvediol Impurity 
Carvedilol Impurity amine
1-(4-Chlorophenyl) urea
1-(4-Chlorophenyl)-guanidine
Metronidazol Impurity A
Mepyramine maleate Impurity A
N-(3-Bromo-2,4,6-trimethylphenyl)-2-chloro acetamide
Metronidazol Impurity G
Zolmitriptan sucralose 
Glipezide Impurity A
Levetiracetam  Pyridin-2-ol Imp.
Levetiracetam  Acid Impurity A (EP)
Levetiracetam  Impurity diamide
Rimsulfuron  Impurity - 3
Balasazide Impurity 
N-Methyl loratadine
Acebutalol Impurity E
9-Allyl adenine
(2,6-Dichloro-4-methoxy) acetic acid
5-Bromovanillin
Loratidine N-oxide
N-Methoxyacetyl-2,6-dimethyl aniline
Oxybutynin Impurity A
Levetiracetam Impurity B (USP)
Pyridoxine  Impurity A 
Famotidine Impurity B
4,4,4-trifluoro-1-(2-methylphenyl)-1,3-butanedione
Lamotrigine Impurity E (EP)
Oxybutynin Impurity B
Impurity K (EP) 
Meta-iodobenzyl guanidine Impurity A
Diphenhydramine Impurity B
Celecoxib Impurity A
4,4,4-trifluoro-1-(m-tolyl)-butane-1,3-dione
Famotidine Impurity (sulfoxide)  
Famotidine Impurity (ester)
Famotidine Impurity -E
Famotidine Impurity (sulfamide)  
  4-(5-((2-((4-(5-(bis (2-chloroethyl) amino)-1-methyl-1H-benzo[d]imidazol-2-yl) butanoyl) oxy) ethyl) (2-chloroethyl) amino)-1-methyl-1H-benzo[d]imidazol-2-yl) butanoic acid
 4-(5-((2-chloromethyl) amino)-1methyl-1H-benzo[d]imidazole-2yl) butanoic acid
Venlafaxine Related Compound A 
Guaiacol BP
Chloroacetanilide BP
Calcium Gluconate  BP
Ergocalcifereol  BP
Rivastigmine tartarate working standard
Venlafaxine working standard
 1-ACETYL -4-CHLORO CYCLO HEXANE .
Azelastin Impurity A
Azelastin Impurity B
Azelastin Impurity C
Azelastin Impurity D
Azelastin Impurity E
Atenolol  Impurity A
Atenolol Impurity B
Atenolol Impurity C
Atenolol Impurity D
Atenolol Impurity E
Atenolol Impurity F
Atenolol Impurity G
Amlodipine Besylate A
Amlodipine Besylate B
Amlodipine Besylate D
Amlodipine Besylate H
Azithromycin ImpurityA
Azithromycin Impurity B
Azithromycin Impurity E
Azithromycin Impurity F
Azithromycin Impurity G
Azithromycin Impurity H
Azithromycin Impurity I
Azithromycin Impurity J
Azithromycin Impurity L
Azithromycin Impurity M
Azithromycin Impurity N
Clarithromycin Impurity D
Clarithromycin Impurity H
Clarithromycin Impurity I
Clarithromycin Impurity Q
Losartan Impurity D
Losartan Impurity G
Losartan Impurity J
Losartan Impurity K
Losartan Acid
Aceclofenac Impurity E
Aceclofenac Impurity F
Aceclofenac Impurity G
Aceclofenac Impurity H
Amiodarone Impurity B
Amiodarone Impurity D
Bicalutamide Impurity A
Bicalutamide Impurity B
Bicalutamide Impurity C
Bicalutamide Impurity D
Bicalutamide Impurity E
Bicalutamide Impurity F
Bicalutamide Impurity J
Bicalutamide Impurity H
Clopidogrel Impurity A
Clopidogrel Impurity B
Clopidogrel Impurity C
Diclofenacl Impurity A
Diclofenacl Impurity B
Drotaveraldine Dihydropiparaldine
Drotaverine N-oxide
Felodipine Impurity A
Felodipine Impurity B
Felodipine Impurity C
Fexofenadine Impurity A
Fexofenadine Impurity B
Fluvoxamine Impurity C
Fluvoxamine Impurity D
Fluvoxamine Impurity G
Fluvoxamine Impurity I
Fusidic Acid Impurity A
Fusidic Acid Impurity C
Fusidic Acid Impurity D
Fusidic Acid Impurity I
Fusidic Acid Impurity J
Fusidic Acid Impurity K
Fusidic Acid Impurity L
Fusidic Acid Impurity M
Fusidic Acid Impurity O
Ibuprofen Impurity D
Ibuprofen Impurity E
Ibuprofen propyl Analogue
Ketoprofen Impurity A
Ketoprofen Impurity B
Ketoprofen Impurity C
Ketoprofen Impurity D
Ketoprofen Impurity E
Ketoprofen Impurity F
Ketoprofen Impurity G
Loratadine Related compound C USP
Loratadine related compound A USP
Loratadine related compound B USP
Loratadine N- Oxide
(1R,3S)-4-Cyclopentene-1,3-diol, 1-acetate
Moxifloxacin Impurity
CARVEDILOL IMPURITY E
Lovastatin Impurity A,B,C,D
Eletriptan Ethyl Impurity
Eletriptan Dimer Impurity
Eletriptan Desbromo impurity

S-Mandelic Acid
S-Mandelic Acid

(S)-2-hydroxy-2-phenylacetic acid.

Catalogue No : VL266001

Salmeterol Impurity F
Salmeterol Impurity F

(1RS)-1-(4-hydroxy-3-methylphenyl)-2-[[6-(4-phenylbutoxy)hexyl]amino]ethanol

Catalogue No : VL134001

Salmeterol Impurity G
Salmeterol Impurity G

1-[4-hydroxy-3-[[[2-hydroxy-2-[4-hydroxy-3-(hydroxymethyl)phenyl]ethyl][6-(4-phenylbutoxy)hexyl]amino]methyl]phenyl]-2-[[6-(4-phenylbutoxy)hexyl]amino]ethanol

Catalogue No : VL134002

Salmeterol Impurity -H
Salmeterol  Impurity -H

1-hydroxy-4[[2-hydroxy-5-[1-hydroxy-2-[[6-(-(4-phenylbutoxy)hexyl]amino]ethyl]phenyl]methyl]-2-naphthalenecarboxilic acid

Catalogue No : VL134003

Sertraline Impurity -B
Sertraline Impurity -B


Catalogue No : VL196001

Sertraline Impurity -F
Sertraline Impurity -F


Catalogue No : VL196002

Sertraline Impurity -G
Sertraline Impurity -G


Catalogue No : VL196003

Sertraline Related Compound-2
Sertraline Related Compound-2

(1R,4R)-Trans-4-(3,4-dichlorophenyl-1,2,3,4-tetrahydro-N-methyl-1-naphthalenamine hydrochloride

Catalogue No : VL222001

Sertraline Related Compound-1
Sertraline Related Compound-1

(1R,4R)-Cis-4-(3,4-dichlorophenyl-1,2,3,4-tetrahydro-N-methyl-1-naphthalenamine hydrochloride

Catalogue No : VL222002

Sevoflurane related compound C
Sevoflurane related compound C

1,1,1,3,3,3-hexafluoro-2-propanol

Catalogue No : VL138001

Sildenafil impurity A
Sildenafil impurity A

(1-[[3-(4,7 dihydro-1-methyl-7-oxo-3-propyl-1h-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]piperazine(desmethylsildenafil)

Catalogue No : VL137001

Sildenafil Impurity D
Sildenafil Impurity D

3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxybenzenesulfonic acid

Catalogue No : VL137002

Sildenafil Dimer Impurity
Sildenafil Dimer Impurity

5-[2-Ethoxy-5-[(4-[[4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1Hipyrazolo[4,3-d]pyrimidin-5-yl)phenyl]sulfonyl]piperazino)sulfonyl]phenyl]-1-methyl-3-propyl-6,7-dihydro-1H-pyrazolo[4,3d]pyrimidin-7-one

Catalogue No : VL136001

Simvastatin impurity F
Simvastatin impurity F


Catalogue No : VL133001

EP Impurity A
EP Impurity A

(3R,7R)-7-[(1S,2S,6R,8S,8aR)-8-[(2,2-dimethylbutanoyl)-2,6-dimethyl-1,2,6,7,8,8ahexahydronaphthalen-1-yl]-3,5-dihydroxyheptanoic acid(hydroxy acid)

Catalogue No : VL133002

Simvastatin anhydro sodium salt
Simvastatin anhydro sodium salt

Simvastatin anhydro sodium salt (1H)

Catalogue No : VL133003

Simvastatin Impurity-G
  Simvastatin Impurity-G

(1S,7S,8S,8aR)-8-[2-[(2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl]ethyl]-7-methyl-3-methylene-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate

Catalogue No : VL133008

Simvastatin Impurity-B/Acetyl Simvastatin Impurity B
Simvastatin Impurity-B/Acetyl Simvastatin Impurity B

2,2-Dimethylbutanoic Acid (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R)-4-(Acetyloxy) tetrahydro-6-oxo-2H-pyran-2-yl]ethyl]-1,2,3,7,8,8a-hexahydro-3,7-dimethyl-1-naphthalenyl Ester

Catalogue No : VL133009

Simvastatin Impurity-D
Simvastatin Impurity-D

(2R,4R)-((2R,4S)-2-(2-((1R,2S,6R,8S,8aR)-8-(2,2-dimethylbutanoyloxy)-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)ethyl)-6-oxo-tetrahydro-2H-pyran-4-yl)methyl 6-((1S,2S,6R,8S,8aR)-8-(2,2-dimethylbutanoyloxy)-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)-2,4-dihydroxyhexanoate

Catalogue No : VL133004

Simvastatin Impurity-B
Simvastatin Impurity-B

2,2-Dimethylbutanoic Acid (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R)-4-(Acetyloxy)tetrahydro -6-oxo-2H-pyran-2-yl]ethyl]-1,2,3,7,8,8a-hexahydro-3,7-dimethyl-1-naphthalenyl Ester

Catalogue No : VL133005

Simvastatin Impurity-C
Simvastatin Impurity-C

2,2-Dimethylbutanoic Acid (1S,3R,7S,8S,8aR)-8-[2-[(2R)-3,6-Dihydro-6-oxo-2H-pyran -2-yl]ethyl]-1,2,3,7,8,8a-hexahydro-3,7-dimethyl-1-naphthalenyl Ester

Catalogue No : VL133006

Simvastatin methyl ester
Simvastatin methyl ester

βR,δR,1S,2S,6R,8S,8aR)-8-(2,2-Dimethyl-1-oxobutoxy)-1,2,6,7,8,8a-hexahydro -β,δ-dihydroxy-2,6-dimethyl-1-naphthaleneheptanoic Acid Methyl Ester.

Catalogue No : VL133007

Sitagliptin S-Isomer
Sitagliptin S-Isomer

3S)-3-amino-1-[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-4-(2,4,5-trifluorophenyl)butan-1-one phosphate salt

Catalogue No : VL201001

Solifenacin impurity A
Solifenacin impurity A

(1S)-1-Phenyl-1,2,3,4-tetrahydro- isoquinoline

Catalogue No : VL131001

Solifenacin impurity B
Solifenacin impurity B

(1S),(3R)-1-azabicyclo [2.2.2]-oct-3-yl-3,4-dihydro-1-phenyl-2 (1H)-Isoquinolinecarboxylate N-oxide

Catalogue No : VL131002

Solifenacin impurity C
Solifenacin impurity C

(1S)-Ethyl-3,4-dihydro-1-phenyl-2(1H)-isoquinolinecarboxylate

Catalogue No : VL131003

RS Solifenacin Impurity
RS Solifenacin Impurity

(1R)-(3S)-1-Azabicyclo[2,2,2]oct-3-yl 3,4-Dihydro-1-phenyl-2(1H)-isoquinolinecarboxylate

Catalogue No : VL131005

RR Solifenacin Impurity
RR Solifenacin Impurity

(1R)-(3R)-1-Azabicyclo[2,2,2]oct-3-yl 3,4-Dihydro-1-phenyl-2(1H)-isoquinolinecarboxylate

Catalogue No : VL131006

SS Solifenacin Impurity
SS Solifenacin Impurity

(1S)-(3S)-1-Azabicyclo[2,2,2]oct-3-yl 3,4-Dihydro-1-phenyl-2(1H)-isoquinolinecarboxylate

Catalogue No : VL131007

Solifinacin Impurity
Solifinacin Impurity

(1S)-1-phenyl-1,2,3,4-tetrahydro-2-isoquinoline

Catalogue No : VL132001

Stavudine Impurity
Stavudine  Impurity

3',5'-di-(o-mesyl)-thymidine

Catalogue No : VL135001

Sulpiride Impurity D 
Sulpiride Impurity D

2-methoxy-5-sulphamidobenzoic acid

Catalogue No : VL139001

Sulpiride Impurity B
Sulpiride Impurity B

(2-methoxy-5-sulphamidobenzoic acid methyl ester)

Catalogue No : VL139002


Rxn chemicals is a manufacturer and supplier of unknown impurity of Ramipril impurity with structure elucidation with help of C NMR, H NMR, MASS, CHN, HPLC data.

Write to us on the info@rxnchem.com email id to get discounted quote. Or visit us www.rxnchem.com