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Aceclofenac
Aceclofenac EP Impurity A CASNo.:15307-86-5 [2-[(2,6-Dichlorophenyl) amino]phenyl] acetic acid In Stock Aceclofenac EP Impurity B CAS No. : 15307-78-5 Methyl [2-[(2,6-dichlorophenyl)amino] phenyl]acetate In Stock Aceclofenac EP Impurity C CAS No. : 15307-77-4 Ethyl [2-[(2,6-dichlorophenyl)amino]phenyl] acetate In Stock Aceclofenac EP Impurity D CAS No. : 139272-66-5 Methyl [[[2-[(2,6-dichlorophenyl)amino] phenyl]acetyl]oxy]acetate acetate In Stock Aceclofenac EP Impurity E...
Acetaminophen (Paracetamol)
Paracetamol Impurity A N-(2-hydroxyphenyl)acetamide; In Stock Paracetamol Impurity B N-(4-hydroxyphenyl)propanamide; N-Propionyl-p-aminophenol In Stock Paracetamol Impurity D Phenylacetamide; In Stock Paracetamol Impurity E (4-hydroxyphenyl)ethanone; In Stock Paracetamol Impurity F 4-Nitrophenol; In Stock Paracetamol Impurity G (4-hydroxyphenyl)ethanone oxime; In Stock Paracetamol Impurity H (4-Acetylamino)phenyl acetate; In Stock Paracetamol Impurity J (4-Chlorophenyl)acetamide; In Stock Paracetamol Impurity K 4-hydroxyaniline;...
Acetozolamide
Acetozolamide Impurity A N-(5-chloro-1,3,4-thiadiazol-2-yl) acetamide In Stock Acetozolamide Impurity B N-1,3,4-thiadiazol-2-ylacetamide acetamide In Stock Acetozolamide Impurity C N-(5-mercapto-1,3,4-thiadiazol-2-yl) acetamide In Stock Acetozolamide Impurity G 5-amino-1,3,4-thiadiazole-2-thiol In Stock
Acyclovir
Acyclovir Impurity B CAS No. : Guanine In Stock Acyclovir Impurity A CAS No. : O-Acyl Acyclovir In Stock Acyclovir Impurity G CAS No. : N,O-Diacyl Acyclovir In Stock
Adrenaline
Adrenaline Impurity C CAS No. : 10605-21-7 1-(3,4-dihydroxyphenyl) 2-(methylamino)- ethanone; Adrenalone In Stock Adrenaline Imurity E CAS No. : 10605-21-7 2-(benzylmethylamino)-1-(3,4-dihydroxy phenyl)ethanone In Stock
Albendazole
Albendazole Imurity E CAS No. : 10605-21-7 methyl (1H-benzimidazol-2-yl)carbamate In Stock
Alfuzosin
Alfuzosin EP Impurity B CAS No. : 23680-84-4 4-Amino-2-chloro-6,7-dimethoxy quinazolidine In Stock
Allopurinol
Allopurinol USP Related Compound A CAS No. : 27511-79-1 3-Amino-4-carboxamidopyrazole hemisulfate In Stock
Alprazolam
Name Index: Alprazoloam EP Impurity G 7-chloro-1-methyl-5-phenyl[1,2,4] triazolo[4,3-a]quinolin-4-amine. CAS No. : 448950-89-8 In Stock
Amiodarone
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Amlodipine
Amlodipine EP Impurity A CAS No. : 88150-62-3 3-Ethyl 5-methyl (4RS)-4-(2-chlorophenyl)-2-[[2- (1,3-dioxo-1,3-dihydro-2H- isoindol-2-yl)ethoxy] methyl]-6-methyl-1,4-dihydro pyridine-3,5- dicarboxylate In Stock Amlodipine EP Impurity B CAS No. : 721958-72-1 3-Ethyl 5-methyl (4RS)-4-(2-chlorophenyl)-6- methyl-2-[[2-[[2-(methylcarbamoyl) benzoyl] amino]ethoxy]methyl]-1,4-dihydropyridine-3,5- dicarboxylate In Stock Amlodipine EP Impurity C CAS No. : -- 3-Ethyl 5-ethyl 2,6-bis[(2-aminoethoxy)methyl]- 4-(2- chlorophenyl)-1,4-dihydropyridine-3,5- dicarboxylate In Stock Amlodipine EP Impurity D...
Amoxicillin
Name Index: Amoxicillin Impurity - A CAS No. : 551-16-6 6-Aminopneicillanic acid (6-APA) ( 2S,5R,6R)-6-Amino-3,3-dimethyl-7-oxo-4- thia-1-azabicyclo[3.2.0]heptane-2- carboxylic acid In Stock Amoxicillin Impurity - I CAS No. : 22818-40-2 para-hydroxyphenylglycine(PHPG) D(-)-4-hydroxyphenylglycine; (2R)-2-amino- 2-(4-hydroxyphenyl)acetic acid In Stock
Anagrelide
Name Index: Anagrelide Impurity - Methyl ester 2-amino-5,6-dichloro-3[4H]qunazoline acetic acid methyl ester In Stock Anagrelide Impurity - Ethyl ester 2-amino-5,6-dichloro-3[4H]qunazoline acetic acid ethyl ester In Stock
Aripiprazole
Name Index: Aripiprazole Impurity A 7-Hydroxy-3,4-dihyro-1H-quinolone-2-one In Stock Aripiprazole Impurity B; USP Related Compound C; 1-(2,3-dichlorophenyl)piperazine In Stock Aripiprazole Impurity C; 3-Deschloro Aripiperazole 7-(4-[4-(2-Chlorophenyl)-1-piperazinyl] butoxy]-3,4-dihydro-2(1H)-quinolinone In Stock Aripiprazole Impurity D; 2-Deschloro Aripiperazole CAS No. : 203395-82-8 7-(4-[4-(3-Chlorophenyl)-1-piperazinyl] butoxy]-3,4-dihydro-2(1H)-quinolinone In Stock Aripiprazole Impurity E 4-[4-(2,3-dichlorophenyl)piperazin-1-yl] butan-1-ol In Stock Aripiprazole USP Related Compound B; CAS No. :...
Aspirin
Name Index: Aspirin Impurity A 4-hydroxybenzoic acid In Stock Aspirin Impurity B 4-hydroxybenze 1,3-dicarboxylic acid (4-Hydroxyisophthalic acid) In Stock Aspirin Impurity C 2-hydroxybenzoic acid (Salicylic acid) In Stock Aspirin Impurity D 2-[[2-(acetyloxy)benzoyl]oxy]benzoic acid (Salicylsalicylic acid) Aspirin Impurity E 2-[(2-hydroxybenzoyl)oxy]benzoic acid (Salicylsalicylic acid) In Stock Aspirin Impurity F 2-(acetyloxy)benzoic anhydride (Acetylsalicylic anhydride) In Stock
Atenolol
Name Index: Atenolol Impurity A 2-(4-hydroxyphenyl)acetamide In Stock Atenolol Impurity B 2-[4-[(2RS)-2,3-dihydroxypropoxy] phenyl]acetamide In Stock Atenolol Impurity C 2-[4-[[(2RS)-oxiran-2-yl]methoxy] phenyl]acetamide In Stock Atenolol Impurity D 2-[4-[(2RS)-3-chloro-2hydroxypropoxy] phenyl]acetamide Atenolol Impurity E 2,2’-[2-hydroxypropan-1,3-diylbis(oxy-4,1- phenylene)]diacetamide In Stock Atenolol Impurity F 2,2’-[(1-methylethyl)iminobis(2-hydroxy propan-3,1-diyloxy-4,1-phenylene)] diacetamide In Stock Atenolol Impurity G 2-[4-[(2RS)-2-hydroxy-3-[(1-methylethyl) amino]propoxy]phenyl]acetic acid Atenolol Impurity H 2-[4-[(2RS)-2-hydroxy-3-[(1-methylethyl) amino]propoxy]phenyl]acetonitrile
Atorvastatin
Name Index: Atorvastatin USP Related Compound A CAS No. : 433289-83-9 (3R,5R)-2,3-diphenyl-3,5-dihydroxy-5-(1- methylethyl)-4-[(phenylamino)carbonyl]-1H- pyrrole-1-heptanoic acid (Desfluoro Impurity) In Stock Atorvastatin USP Related Compound C CAS No. : 693794-20-6 (3R,5R)-2,3-Βis(4-fluorophenyl)-3,5-dihydroxy- 5-(1-methylethyl)-4-[(phenylamino)carbonyl]- 1H-pyrrole-1-heptanoic Αcid (Difluoro Impurity) In Stock Atorvastatin Impurity H 5-(4-Fluorophenyl)-2-(1-methylethyl)- N,4-diphenyl-1-[2-[(2R,4R)-tetrahydro- 4-hydroxy-6-oxo-2H-pyran-2-yl]ethyl]- 1H-pyrrole-3-carboxamide ( Lactone Impurity) CAS No. : 125995-03-1 Atorvastatin Methyl Ester (3R,5R)-2-(4-Fluorophenyl)-3,5- dihydroxy-5-(1-methylethyl)-3-phenyl-...
Azithromycin
Name Index: Azithromycin Impurity A Desmethyl azithromycin, In Stock Azithromycin Impurity B CAS No: 307974-61-4 3-Deoxy azithromycin, In Stock Azithromycin Impurity E CAS No.: 612069-27-9 3’-(N,N-didemethyl)azithromycin, Aminoazithromycin In Stock Azithromycin Impurity F 3’-N-Demethyl-3’-N-formyl azithromycin, In Stock Azithromycin Impurity G 3’-N-Demethyl-3’-N-[(4-methylphenyl) sulphonyl]azithromycin In Stock Azithromycin Impurity H 3’-N-[[4-(Acetylamino)phenyl] sulphonyl]-3’- N-demethyl azithromycin In Stock Azithromycin Impurity I...