API Impurities

API Impurities

CAS Number Product Name Structure Purity Pricing
82410-32-0 Valganciclovir: 2-Amino-9-[[2-hydroxy-1-(hydroxymethyl)ethoxy]methyl]-1,9-dihydro-6H-purin-6-one ;9-[[2-Hydroxy-1-(hydroxymethyl)ethoxy]methyl]guanine 95-98% Pricing
1202645-50-8 Valganciclovir: 9-Methoxymethyl Guanine ; 2-Amino-1,9-dihydro-9-(methoxymethyl)-6H-purin-6-one 95-98% Pricing
137863-90-2 Valsartan: Methyl N-valeryl-N-[(2'-cyanobiphenyl-4-yl)methyl]-L-valinate 95-98% Pricing
676129-93-4 Valsartan: (S)-N-(1-Benzyloxycarbonyl-2-methylprop-1-yl)-N-[2?-(1H-tetrazol-5-yl)-biphenyl-4-ylmethyl]amine 95-98% Pricing
1012058-78-4 Sorafenib: 4-[4-[[[[4-Chloro-3-(trifluoromethyl)phenyl]amino]carbonyl]amino]phenoxy]-2-pyridinecarboxylic-acid 95-98% Pricing
106308-44-5 Rufinamide: 1-[(2,6-Difluorophenyl)methyl]-1H-1,2,3-triazole-4-carboxamide 95-98% Pricing
166196-11-8 Rufinamide: 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxylic acid 95-98% Pricing
202003-06-3 Rufinamide: 1-[(2,6-Difluorophenyl)methyl]-1H-1,2,3-triazole-4-carbonitrile 95-98% Pricing
113913-36-3 Meloxicam: Ethyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide 95-98% Pricing
186694-45-1 Licarbazepine: (10R)-10-(Acetyloxy)-10,11-dihydro-5H-dibenz[b,f]azepine-5-carboxamide 95-98% Pricing
104746-03-4 Licarbazepine: (10R)-10-Hydroxy-10,11-dihydro-5H-dibenz[b,f]azepine-5-carboxamide 95-98% Pricing
328933-58-0 Bazedoxifene: 4-[1-[[4-[2-(Hexahydro-1H-azepin-1-yl)ethoxy]phenyl]methyl]-3-methyl-5-(phenylmethoxy)-1H-indol-2-yl]phenol 95-98% Pricing
198481-33-3 Bazedoxifene: 1-[[4-[2-(Hexahydro-1H-azepin-1-yl)ethoxy]phenyl]methyl]-2-(4-hydroxyphenyl)-3-methyl-1H-indol-5-ol acetate 95-98% Pricing
199327-69-0 Cediranib: 4-Chloro-6-methoxy-7-(3-(pyrrolidin-1-yl)propoxy)quinazoline 95-98% Pricing
199327-75-8 Cediranib: 6-Methoxy-7-(3-(pyrrolidin-1-yl)propoxy)quinazolin-4-ol 95-98% Pricing
212322-77-5 Dabigatran: 3-({2-[(4-Cyanophenylamino)-methyl]-1-methyl-1H-benzoimidazole-5-carbonyl}-pyridin-2-yl-amino)-propionic acid 95-98% Pricing
1422435-41-3 Dabigatran: Ethyl 3-(2-((4-carbamoylphenylamino)methyl)-1-methyl-N-(pyridin-2-yl)-1H-benzo[d]imidazole-5-carboxamido)propanoate 95-98% Pricing
61337-68-6 Mirtazapine: N-Desmethyl Mirtazapine ;1,2,3,4,10,14b-Hexahydropyrazino[2,1-a]pyrido[2,3-c][2]benzazepine 95-98% Pricing
191546-97-1 Mirtazapine: 2-Methyl-1,2,3,4-tetrahydrobenzo[c]pyrazino[1,2-a]pyrido[3,2-f]azepin-10(14bH)-one 95-98% Pricing
191546-96-0 Mirtazapine: 2-Methyl-3,4,10,14b-tetrahydrobenzo[c]pyrazino[1,2-a]pyrido[3,2-f]azepin-1(2H)-one 95-98% Pricing
301669-82-9 Omeprazole: 2-[[(6-Methoxy-1H-benzimidazol-2-yl)sulfinyl]methyl]-3,5-dimethyl-4-pyridinol 95-98% Pricing
863029-89-4 Omeprazole: 2-[[(4-Chloro-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-5-methoxy-1H-benzimidazole 95-98% Pricing
1391052-76-8 Roflumilast: N-(3,5-dichloropyridin-4-yl)-4-(difluoromethoxy)-3-hydroxybenzamide 95-98% Pricing
475271-62-6 Roflumilast: 3-(Cyclopropylmethoxy)-N-(3,5-dichloro-4-pyridinyl)-4-hydroxybenzamide 95-98% Pricing
1412448-29-3 Roflumilast: N-(3,5-Dichloro-4-pyridinyl)-3,4-dihydroxybenzamide 95-98% Pricing
26807-65-8 Indapamide: 4-Chloro-N-[(2RS)-2-methyl-2,3-dihydro-1H-indol-1-yl]-3-sulfamoylbenzamide 95-98% Pricing
126750-70-7 Indapamide: 3-(Aminosulfonyl)-4-chloro-N-(2,3-dihydro-5-hydroxy-2-methyl-1H-indol-1-yl)benzamide 95-98% Pricing
1391053-97-6 Indapamide: 3-(Aminosulfonyl)-4-chloro-N-(2,3-dihydro-5-methoxy-2-methyl-1H-indol-1-yl)benzamide 95-98% Pricing
63968-75-2 Indapamide: 4-Chloro-N-(2-methyl-1H-indol-1-yl]-3-sulfamoylbenzamide 95-98% Pricing
64372-56-1 Escitalopram: 1-(3-(Dimethylamino)propyl)-1-(4'-fluorophenyl)-1,3-dihydro isobenzo furan-5-carboxamide 95-98% Pricing
97743-99-2 Escitalopram: 1-(4'-Fluorophenyl)-1-(3-(methylamino)propyl)-1,3-dihydro isobenzo furan-5-carbonitrile hydrochloride 95-98% Pricing
372941-54-3 Escitalopram:3-[3-(Dimethylamino)-1-propyl](4-fluorophenyl)-6-cyano-1(3H)-isobenzofuranone 95-98% Pricing
54397-23-8 Amoxicillin: (R)-2-amino-2-(4-hydroxyphenyl)acetamide 95-98% Pricing
126247-63-0 Amoxicillin: 3-(4-hydroxyphenyl)pyrazin-2-ol 95-98% Pricing
205826-86-4 Amoxicillin: (2R)-2-[(2,2-Dimethylpropanoyl)amino]-2-(4-hydroxyphenyl)acetic acid 95-98% Pricing
26531-82-8 Amoxicillin: Methyl (S)-2-amino-2-(4-hydroxyphenyl)acetate 95-98% Pricing
62572-93-4 Bisoprolol: (RS)-1-(4-Hydroxymethylphenoxy)-3-isopropylaminopropan-2-ol 95-98% Pricing
177034-57-0 Bisoprolol: 4-[(2-Isopropoxyethoxy)methyl]phenol 95-98% Pricing
66722-57-4 Bisoprolol: 2-[4-(2-Isopropoxyethoxymethyl)phenoxymethyl]oxirane 95-98% Pricing
75438-57-2 Moxonidine: 4-Chloro-N-(imidazolidin-2-ylidene)-6-methoxy-2-methylpyrimidin-5-amine 95-98% Pricing
75439-01-9 Moxonidine: N-(Imidazolidin-2-ylidene)-4,6-dimethoxy-2-methylpyrimidin-5-amine 95-98% Pricing
18559-94-9 Salbutamol: [[(1,1-Dimethylethyl)amino]methyl]-4-hydroxy-1,3-benzenedimethanol 95-98% Pricing
870076-72-5 Salbutamol: 5-[(1RS)-2-[(1,1-Dimethylethyl)amino]-1-methoxyethyl]-2-hydroxyphenyl]methanol 95-98% Pricing
156339-88-7 Salbutamol: 5-(2-(Tert-butylamino)-1-hydroxyethyl)-2-hydroxybenzaldehyde 95-98% Pricing
56796-66-8 Salbutamol: (1RS)-2-[(1,1-dimethylethyl)amino]-1-[4-(benzyloxy)-3-(hydroxymethyl)phenyl]ethanol 95-98% Pricing
132183-64-3 Salbutamol: 4-tert-Butylaminoethyl-2-methylphenol 95-98% Pricing
898542-81-9 Salbutamol: (1RS)-2-[(1,1-Dimethylethyl)amino]-1-[3-chloro-4-hydroxy-5-(hydroxymethyl)phenyl] ethanol 95-98% Pricing
1246815-17-7 Posaconazole: 4-(4-(4-(Methoxymethoxy)phenyl)piperazin-1-yl)benzenamine 95-98% Pricing
1246819-65-7 Posaconazole: 1-(4-(Methoxymethoxy)phenyl)-4-(4-nitrophenyl)piperazine 95-98% Pricing
150766-86-2 Telmisartan:(4-Bromomethyl)-1, 1-biphenyl-2-carboxyllic Acid 95-98% Pricing
147404-72-6 Telmisartan: 4'-Bromomethyl biphenyl-2-carboxamide 95-98% Pricing
72956-09-3 Carvedilol: 1-(9H-Carbozol-4-yloxy)-3-[[2-(2-methoxy phenoxy)ethyl] amino]-2-propanol 95-98% Pricing
1246820-73-4 Carvedilol: 1-[[2-(2-Methoxyphenoxy)ethyl]amino]-3-[(2,3,4,9-tetrahydro-1H-carbazol-5-yl)oxy]-2-propanol 95-98% Pricing
933442-50-3 Carvedilol: 1-(2-(2-Methoxyphenoxy)ethylamino)-3-(9H-carbazol-8-yloxy)propan-2-one 95-98% Pricing
1076199-76-2 Terbinafine: 2,2-Dimethyl-7-[methyl(1-naphthalenylmethyl)amino]-5-hepten-3-ynoic acid methyl ester 95-98% Pricing
176168-78-8 Terbinafine: (2Z)-N,6,6-Trimethyl-N-(naphthalen-1-ylmethyl)hept-2-en-4-yn-1-amine 95-98% Pricing
162227-13-6 Terbinafine: (E)-2,2-Dimethyl-7-(methyl(naphthalen-1-ylmethyl)amino)hept-5-en-3-yn-1-ol 95-98% Pricing
99473-11-7 Terbinafine: (E)-6,6-Dimethyl-N-(naphthalen-1-ylmethyl)hept-2-en-4-yn-1-amine 95-98% Pricing
1359829-23-4 Aripiprazole: 1 7-(But-3-enyloxy)-3,4-dihydroquinolin-2(1H)-one 95-98% Pricing
30806-86-1 Trimethoprim: (2,4-Diaminopyrimidin-5-yl)(3,4,5-trimethoxyphenyl)methanone 95-98% Pricing
60729-91-1 Trimethoprim: 4-Amino-5-(3,4,5-trimethoxybenzyl) pyrimidin-2-ol 95-98% Pricing