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Colestyramine

Chemical name : Cholebar;Questran;quantalan

Mol. Formula : C27H47N

Mol. Weight : 385.66 g/mol

Colestyramine EP IMP A (Styrene)

Code : VC780001

Chemical name : Ethenylbenzene; Cinnamene;

Chlortalidone

Chemical name : 2-Chloro-5-[(1RS)-1-hydroxy-3-oxo-2,3-dihydro-1H-isoindol-1-yl]benzenesulfonamide

Mol. Formula : C14H11ClN2O4S

Mol. Weight : 338.8 g/mol

Chlortalidone EP Imp B

Code : VC770001

Chemical name : 2-(4-chloro-3-sulphamoyl benzoyl)benzoic acid

Clobetasol Propionate

Chemical name : 21-Chloro-9-fluoro-11β-hydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-17-yl propionate

Mol. Formula : C25H32ClFO5

Mol. Weight : 467.0g/mol

Clobetasol Propionate Impurity B

Code : VC760002

Chemical name : 21-Chloro-9-fluoro-11β-hydroxy-16-methylpregna-1, 4, 16-triene-3, 20-Dione
Clobetasol Propionate Impurity C

Code : VC760003

Chemical name : 21-chloro-9-fluoro-11b-hydroxy-16a-methyl-3,20-dioxopregna-1,4-dien-17-yl propanoate
Clobetasol Propionate Impurity D

Code : VC760004

Chemical name : 21-Chloro-9-fluoro-11beta,17-dihydroxy-16beta-methylpregn-4-ene-3,20-dione 17-Propionate

Cefalotin sodium

Chemical name : Sodium (6R,7R)-3-[(acetyloxy)methyl]-8-oxo-7-[(thiophen-2-ylacetyl)amino]-5-thia-1- azabicyclo[4.2.0]oct-2-ene-2-carboxylate.

Mol. Formula : C16H15N2NaO6S2

Mol. Weight : 418.4 g/mol

Cefalotin sodium EP Impurity- C (Desacetyl 7-ACA Lactone)

Code : VC750001

Chemical name : (6R,7R)-3-[(acetyloxy)methyl]-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (7-ACA)

Carbidopa

Chemical name : (2S)-3-(3,4-Dihydroxyphenyl)-2-hydrazino-2-methylpropanoic acid monohydrate

Mol. Formula : C10H14N2O4,H2O

Mol. Weight : 244.2 g/mol

3,4 Dihydroxy benzaldehyde

Code : VC720001

Chemical name : Protocatechualdehyde
Carbidopa-d3

Code : VC720002

Chemical name : S)-(-)-Carbidopa-d3 H2O (ring-d3), S-(-)-a-Hydrazino-3,4-dihydroxy-2-methylbenzenepropanoic Acid

Clioquinol

Chemical name : 5-chloro-7-iodo-quinolin-8-ol

Mol. Formula : C9H5ClINO

Mol. Weight : 305.499 g/mol

Clioquinol EP Imp A

Code : VC710002

Chemical name : 5-Chloro-8-hydroxyquinoline
Clioquinol EP Imp B

Code : VC710003

Chemical name : 5,7-Dichloro-8-hydroxy quinoline, Chloroxine
Clioquinol EP Imp C

Code : VC710001

Chemical name : 5,7-Diiodoquinolin-8-ol

Cefuroxime Sodium

Chemical name : Sodium (6R,7R)-3-[(carbamoyl oxy)methyl]-7-[[(Z)-(furan-2-yl)(methoxyimino) acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

Mol. Formula : C16H15N4NaO8S

Mol. Weight : 446.37 g/mol

Cefuroxime EP Imp A

Code : VC700001

Chemical name : (6R,7R)-7-[[(Z)-(furan-2-yl)(methoxy imino)acetyl]amino]-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (descarbamoyl cefuroxime)
Cefuroxime Axetil Delta-3 Isomers

Code : VC700002

Chemical name : (6R,7R)-3-[[(Aminocarbonyl)oxy]methyl]-7-[[(2Z)-2-(2-furanyl)-2-(methoxyimino)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic Acid 1-(Acetyloxy)ethyl Ester
Cefuroxime Axetil Anti isomer ( E Isomer )

Code : VC700003

Chemical name : (6R,7R)-3-[[(Aminocarbonyl)oxy]methyl]-7-[[(2E)-2-(2-furanyl)-2-(methoxyimino)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid 1-(Acetyloxy)ethyl Ester;
Cefuroxime Axetil

Code : VC700007

Chemical name : Mixture of the 2 diastereoisomers of (1RS)-1-(acetyloxy)ethyl (6R,7R)-3-[ (carbamoyloxy)methyl]-7-[[(Z)-2-(furan-2-yl)-2(methoxyimino)acetyl]amino]-8-oxo-5- thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

Cabazitaxel

Chemical name : (1S,2S,3R,4S,7R,9S,10S,12R,15S)-4-(Acetyloxy)-15-{[(2R,3S)-3-{[(tert-butoxy)carbonyl] amino}-2-hydroxy-3-phenylpropanoyl]oxy}-1-hydroxy -9,12-dimethoxy-10,14,17,17-tetramethyl-11-oxo-6-oxatetracyclo[11.3.1.03,10.04,7]heptadec-13-ene-2-yl benzoate

Mol. Formula : C45H57NO14

Mol. Weight : 835.93 g/mol

Cabazitaxel Imp A

Code : VC690001

Chemical name : 4α-Acetoxy-2α-benzoyloxy-5β,20-epoxy-1β,13α-dihydroxy-7β,10β-dimethoxy-9-oxo-11-taxene
Cabazitaxel Imp B

Code : VC690002

Chemical name : 4α-Acetoxy-2α-benzoyloxy-5β,20-epoxy-1β-hydroxy-7β,10β-dimethoxy-9-oxo-11-taxen-13α-yl (2R,4S,5R)-3-t-butoxycarbonyl-2-(4-methoxy phenyl)-4-phenyl-1,3-oxazolidine-5-carboxylate
Cabazitaxel Imp C

Code : VC690003

Chemical name : (4S,5R)-3-t-butoxy carbonyl-4-phenyl-2-(4-methoxyphenyl)-1,3-oxazolidin-5-carboxylic acid
Cabazitaxel Imp D

Code : VC690004

Chemical name : 4α-Acetoxy-2α-benzoyloxy-5β,20-epoxy-1β-hydroxy-7β-hydroxy-10β-methoxy-9-oxo-11-taxen-13α,7β-yl bis[(2R,3S)-3-t-butoxycarbonyl amino-2-hydroxy-3-phenylpropionate]
Cabazitaxel Imp E

Code : VC690005

Chemical name : 1,7β,10β-Trihydroxy-9-oxo-5β,20-epoxytax-11-ene-2α,4,13α-triyl 4-acetate 2-benzoate 13-{(2R,3S)-3-[(tert-butoxycarbonyl)amino]-2-hydroxy-3-phenylpropanoate}

Cholecalciferol

Chemical name : (5Z,7E)-9,10-Secocholesta-5,7,10(19)-trien-3b-ol

Mol. Formula : C27H44O

Mol. Weight : 384.6 g/mol

7-Dehydrocholesterol

Code : VC630001

Chemical name : 7,8-Didehydrocholesterol

Colchicine

Chemical name : N-[(7S)-5,6,7,9-Tetrahydro-1,2,3,10-tetramethoxy-9-oxobenzo[a]heptalen-7-yl]acetamide

Mol. Formula : C22H25NO6

Mol. Weight : 399.44 g/mol

Colchicine EP Imp-A

Code : VC540003

Chemical name : N-[(7S)-5,6,7,9-Tetrahydro-1,2,3,10-tetramethoxy-9-oxobenzo[a]heptalen-7-yl]formamide
Colchicine EP Imp-C

Code : VC540001

Chemical name : N-[(7S,7bR,10aS)-1,2,3,9-tetramethoxy-8-oxo-5,6,7,7b,8,10a-hexa hydrobenzo[a]cyclopenta[3,4]cyclobuta[1,2-c]cyclohepten-7-yl]acetamide (β-lumicolchicine)
Colchicine EP Imp-D (Colchicoside)

Code : VC650000

Chemical name : N-[(7S,12aRa)-3-(β-D-glucopyrano syloxy)-1,2,10-trimethoxy-9-oxo-5,6,7,9-tetrahydro benzo[a]heptalen-7-yl]acetamide (colchicoside)
Colchicine EP Imp-E

Code : VC540002

Chemical name : N-[(7S,12aRa)-3-hydroxy-1,2,10-trimethoxy-9-oxo-5,6,7,9-tetrahydro benzo [a]heptalen-7-yl]acetamide (3-O-demethylcolchicine)
Colchiceine

Code : VC540007

Chemical name : N-[(7S)-5,6,7,9-Tetrahydro-10-hydroxy-1,2,3,-trimethoxy-9-oxobenzo[a]heptalen-7-yl]acetamide

의약품용 유연물질, 표준품 전문업체 Specialty of Pharmaceutical Impurity & Reference Standard

의약품용 유연물질, 표준품 전문업체
Specialty of Pharmaceutical Impurity & Reference Standard