Acebutolol, Imp. A (EP):   N-[3-Acetyl-4-[(2RS)-oxiran-2-ylmethoxy]phenyl]butanamide
Acebutolol, Imp. B (EP) as Hydrochloride:   N-[3-Acetyl-4-[(2RS)-2-hydroxy-3-[(1-methylethyl)amino]-propoxy]phenyl]acetamide Hydrochloride
Acebutolol, Imp. C (EP)   N-(3-Acetyl-4-hydroxyphenyl)butanamide
Acebutolol,Imp. D (EP)   1-[5-Amino-2-[(2RS)-2-hydroxy-3-[(1-methylethyl)amino]-propoxy]phenyl]ethanone Dihydrochloride
Acebutolol,Imp. E (EP)   N-[4-[(2RS)-2-Hydroxy-3-[(1-methylethyl)amino]propoxy]-phenyl]butanamide Hydrochloride
Aceclofenac 89796-99-6 2-[2-[2-[(2,6-dichlorophenyl)amino]phenyl]acetyl]oxyacetic acid
Aceclofenac, Imp. A (EP):   [2-[(2,6-Dichlorophenyl)amino]phenyl]acetic Acid
Aceclofenac ,Imp. B (EP):   Methyl [2-[(2,6-Dichlorophenyl)amino]phenyl]acetate
Aceclofenac, Imp. C (EP)   Ethyl 2-{2-[(2,6-dichlorophenyl)amino]phenyl}acetate
Aceclofenac, Imp. D(EP)   Methyl [[[2-[(2,6-Dichlorophenyl) amino]phenyl]acetyl]oxy]acetate
Aceclofenac, Imp. I (EP)   1-(2,6-Dichlorophenyl)-1,3-dihydro-2H-indol-2-one
Acesulfame Potassium, Imp. A (EP) 5977-14-0 3-Oxobutanamide
Acetazolamide, Imp. A (EP)   N-(5-Chloro-1,3,4-thiadiazol-2-yl)acetamide
Acetazolamide,Imp. B (EP)   N-(1,3,4-Thiadiazol-2-yl)acetamide
Acetylsalicylic Acid, Imp. B (EP)   4-Hydroxybenzene-1,3-dicarboxylic Acid
Acetylsalicylic Acid ,Imp. E (EP)   2-[(2-Hydroxybenzoyl)oxy]benzoic Acid
Aciclovir, Imp. A (EP)   2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl Acetate
ALFUZOSIN Impurity A 98902-29-5 N-[3-[4-amino-6,7-dimethoxy-quinazolin-2-yl)methylamino]propyl]furan-2-carboxamide
Atenolol Impurity A 17194-82-0 2-(4-hydroxyphenyl)acetamide
Atenolol Impurity B 61698-76-8 2-(4-((oxiran-2-yl)methoxy)phenyl)acetamide
Atenolol Impurity C 29122-69-8 2-(4-(2,3-dihydroxypropoxy)phenyl)acetamide
Atenolol Impurity D   2-(4-(3-chloro-2-hydroxypropoxy)phenyl)acetamide
Atorvastatin Lactone 125995-03-1 5-(4-fluorophenyl)-1-(2-((2R,4R)-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl)ethyl)-2-isopropyl-N,4-diphenyl-1Hpyrrole-3-carboxamide
Atorvastatin Methyl ester 345891-62-5 (3R,5R)-methyl 7-(3-(phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1Hpyrrol-1-yl)-3,5-dihydroxyheptanoate
Atorvastatin isomer (3S, 5S)   (3S,5S)-7-(3-(phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1Hpyrrol-1-yl)-3,5-dihydroxyheptanoic acid calcium salt
Desfluoro Atorvastatin   (3R,5R)-7-(3-(phenylcarbamoyl)-2-isopropyl-4,5-diphenyl-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoic acid calcium salt
Atorvastatin L1   tert-butyl 2-((4R,6R)-6-(2-(3-(phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate
Atorvastatin Acetonide 581772-29-4 2-((4R,6R)-6-(2-(3-(phenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1Hpyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetic acid
Atorvastatin t-Butyl ester 134395-00-9  (βR,δR)-2-(4-Fluorophenyl)-β,δ-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic Acid 1,1-Dimethylethyl Ester;
O-Hydroxy Atorvastatin   (3R,5R)-7-(3-(2-hydroxyphenylcarbamoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoic acid
Betahistine Impurity A 100-69-6 2-vinylpyridine
Betahistine Impurity B 103-72-4 2-(pyridin-2-yl)ethanol
BISACODYL Impurity A 603-41-8 4-((4-hydroxyphenyl)(pyridin-2-yl)methyl)phenol
CLOPIDOGREL IMPURITY-A   methyl (2-chlorophenyl)(thieno[3,2-c]pyridin-5(4H)-yl)acetate
CLOPIDOGREL IMPURITY-B   methyl (2-chlorophenyl)(4,7-dihydrothieno[2,3-c]pyridin-6(5H)-yl)acetate
CITALOPRAM IMPURITY G   4-(dimethylamino)-1-((R)-1-(3-(dimethylamino)propyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-yl)butan-1-one
CINNARIZINE Impurity B 750512-44-8 Z)-1-(Diphenylmethyl)-4-(3-phenylprop-2-enyl)piperazine
CETIRIZINE Impurity C   2-(2-(4-((R)-1-(2-chlorophenyl)-1-phenylethyl)piperazin-1-yl)ethoxy)acetic acid
CETIRIZINE Impurity E   2-(2-(2-(4-((R)-1-(4-chlorophenyl)-1-phenylethyl)piperazin-1-yl)ethoxy)ethoxy)acetic acid
CETIRIZINE N-OXIDE   2-(2-(4-((R)-1-(2-chlorophenyl)-1-phenylethyl)piperazin-1-yl)ethoxy)acetic acid N-oxide
Disopyramide Impurity A 5005-46-9 4-(diisopropylamino)-2-phenyl-2-(pyridin-2-yl)butanenitrile
Disopyramide Impurity C 38236-46-3 4-(isopropylamino)-2-phenyl-2-(pyridin-2-yl)butanamide
Domperidone Impurity B   4-(6-chloro-1,2-dihydro-2-oxobenzo[d]imidazol-3-yl)piperidine-1-carbaldehyde
Doxylamine Impurity A   2-(1-phenyl-1-(pyridin-4-yl)ethoxy)-N,Ndimethylethanamine
Doxylamine Impurity B 19490-92-7 1-phenyl-1-(pyridin-2-yl)ethanol
Doxylamine Impurity C   N,N-dimethyl-2-(phenyl(pyridin-2-yl)methoxy)ethanamine
ETODOLAC Impurity A 41339-67-7 2-(1-ethyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid
ETOFENAMATE Impurity C 101-23-5 3-(trifluoromethyl)-N-phenylbenzenamine
FENOFIBRATE Impurity B 42017-89-0 2-[4-(4-chlorobenzoyl)phenoxy]-2-methylpropanoic acid
FENOFIBRATE Impurity F 154356-96-4 (4-chlorophenyl)(4-isopropoxyphenyl)methanone
FLUCONAZOLE Impurity D 81886-51-3 2-(4-fluorophenyl)-1,3-di(1H-1,2,4-triazol-1-yl)propan-2-ol
FLUCONAZOLE Impurity H 150194-52-8 1-bromo-2-(2,4-difluorophenyl)-3-(1H-1,2,4-triazol-1-yl)propan-2-ol
GLICLAZIDE Impurity C 5577-13-9 Ethyl [(4-Methylphenyl)sulphonyl]-carbamate
Glipizide impurity C 13554-93-3 Ethyl [2-[4-[(cyclohexylcarbamoyl)-sulphamoyl]phenyl]ethyl]carbamate
Glipizide impurity E 66375-96-0 1-cyclohexyl-3-[[4-[2-[[(6-methylpyrazin-2-yl)carbonyl]amino]ethyl]phenyl]sulphonyl] urea
GUAIFENESIN Impurity B 14007-09-01 2-(2-methoxyphenoxy)propane-1,3-diol
Ketrolac Impurity A   (1-hydroxy-2,3-dihydro-1H-pyrrolizin-5-yl)(phenyl)methanone
Ketrolac Impurity B   5-(phenylcarbonyl)-2,3-dihydro-1Hpyrrolizin-1-one
Ketrolac Impurity I   2,3-dihydro-1H-pyrrolizin-5-yl(phenyl)methanone
Lisinopril Impurity A   2-amino-4-phenylbutanoic acid
Metoprolol impurity-G   4-(2-hydroxyethyl)phenol
Mebendazole Impurity A 52329-60-9 (2-amino-1H -benzimidazol-5-yl)phenylmethanone
Mebendazole Impurity B 21472-33-3 (2-hydroxy-1H-benzo[d]imidazol-5-yl)(phenyl)methanone
Mebendazole Impurity C 66066-76-0 (2-amino-1-methyl-1H-benzo[d]imidazol-5-yl)(phenyl)methanone
Mebendazole Impurity D 132119-11-0 Methyl (5-benzoyl-1-methyl-1H -benzimidazol-2- yl)carbamate
METRONIDAZOLE Impurity C 5006-69-9 2-(4-nitro-1H-imidazol-1-yl)ethanol
METRONIDAZOLE Impurity F 16156-94-8 2-(2-(2-methyl-5-nitro-1H-imidazol-1-yl)ethoxy)ethanol
METRONIDAZOLE Impurity G 1010-93-1 2-(2-methyl-5-nitro-1H-imidazol-1-yl)acetic acid
Nimesulide Impurity D 5422-92-4 4-Nitro-2-phenoxyaniline
Nizatidine Impurity J 82586-70-7 [2-[(dimethylamino)methyl]thiazol-4-yl]methanol
Paroxetine Impurity A 324024-00-2 (3S,4R)-3-[(1,3-benzodioxol-5-yloxy)methyl]-4- phenylpiperidine hydrochloride
Paroxetine Impurity C 105813-13-6 (3S,4R)-3-[(1,3-benzodioxol-5-yloxy)methyl]-1- benzyl-4-(4-fluorophenyl)piperidine hydrochloride (Nbenzyl paroxetine)
Paroxetin Impurity F   (3S,4R)-3-[(1,3-benzodioxol-5-yloxy)methyl]-1- benzyl-4-phenylpiperidine hydrochloride
Simvastatin Acetate Impurity B 145576-25-6 (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R)-4-(acetyloxy)-6-oxotetrahydro-2H-pyran-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate
Simvastatin anhydro Impurity C 210980-68-0