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

  • Gabapentin
    Chemical name : Cyclohexaneacetic acid
    Mol. Formula : C9H17NO2
    Mol. Weight : 171.23 g/mol
    • Gabapentin USP RC A: (Gabapentin Lactum)
      Code : VG010001
      Chemical name : 2-aza-spiro[4.5]decan-3-one
    • Gabapentin USP RC B
      Code : VG010003
      Chemical name : (1-cyanocyclohexyl)acetic acid
    • Gabapentin Impurity – D (USP)
      Code : VG010004
      Chemical name : (1-(3-oxo-2-aza-spiro[4.5]dec-2-ylmethyl)-cyclohexyl)acetic acid
    • Gabapentin USP RC E
      Code : VG010002
      Chemical name : carboxymethyl-cyclohexanecarboxylic acid
    • Gabapentin Impurity
      Code : VG010005
      Chemical name : 2-(2,3,5-trihydroxy-4-[(2S,3R,4R,5R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)-tetrahydro-2Hpyran-2-yloxy]-trihydro-2H-pyran-2-yl)-2-azaspiro[4,5]decan-3-one
    • Gabapentin Impurity
      Code : VG010006
      Chemical name : 2-{[(3S,4S,5R)-2,3,4,5-tetrahydroxytetrahydro-2H-pyran-2-yl]methyl}-2-azaspiro[4,5]decan-3-one
    • 1,1-Cyclohexanediacetic acid mono amide
      Code : VG010007
      Chemical name : 1-(2-Amino-2-oxoethyl)cyclohexaneacetic acid
    • 2,4-dioxo-3-azaspiro[5.5]undecane-1,5-dicarbonitrile (Gabapentin Impurity)
      Code : VG010009
      Chemical name : 2,4-dioxo-3-azaspiro[5.5]undecane-1,5-dicarbonitrile
    • Gabapentin dicyano impurity
      Code : VG010010
      Chemical name : 1-(cyanomethyl)cyclohexanecarbonitrile
    • Gabapentin-d6 HCl
      Code : VG010011
      Chemical name : 1-(Aminomethyl)cyclohexane-d6-acetic Acid Hydrochloride
  • Gancyclovir
    Chemical name : 2-Amino-1,9-dihydro-9-[[2-hydroxy-1-(hydroxymethyl)ethoxy]methyl]-6H-purin-6-one
    Mol. Formula : C9H13N5O4
    Mol. Weight : 255.23 g/mol
    • Gancyclovir EP Imp F: (Guanine)
      Code : VG050001
      Chemical name : 2-Amino-1,9-dihydro-6H-purin-6-one
  • Gatifloxacin
    Chemical name : 1-Cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(3-methyl-1-piperazinyl)-4-oxo-3-quinoline carboxylic Acid
    Mol. Formula : C19H22FN3O4
    Mol. Weight : 375.39 g/mol
    • Gatifloxacin N-Oxide
      Code : VG140001
      Chemical name : 1-cyclopropyl-6-fluoro- 8-methoxy-7-(3-methylpiperazin oxide-1-yl)- 4-oxo-quinoline-3-carboxylic acid
    • 8 hydroxy Gatifloxacin
      Code : VG140002
      Chemical name : 1-cyclopropyl-6-fluoro-8-hydroxy-7-(3-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid hydrogen bromide
    • Moxifloxacin Methoxy Quinolin Impurity : (Moxifloxacin Difluoro methoxy Impurity)
      Code : VM060010
      Chemical name : 1-Cyclopropyl-6,7-difluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid
    • 8-Hydroxy Quinolinic Acid : (Moxifloxacin Difluro Hydroxy Impurtiy)
      Code : VM060011
      Chemical name : 1-cyclopropyl-6,7-difluoro-8-hydroxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
    • Desmethyl Gatifloxacin
      Code : VG140005
      Chemical name : 1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid
    • Ethyl 2-(2,4,5-Trifluoro-3-methoxybenzoyl)-3-cyclopropylaminoacrylate
      Code : VG140008
      Chemical name : 2-(2,4,5-trifluoro-3-methoxybenzoyl)-3-cyclopropylaminoacrylic acid ethyl ester
  • Gemcitabine Hydrochloride
    Chemical name : 4-Amino-1-(2-deoxy-2,2-difluoro-β-D-erythro-pentofuranosyl)pyrimidin-2(1H)-one hydrochloride
    Mol. Formula : C9H12ClF2N3O4
    Mol. Weight : 299.7 g/mol
    • Gemcitabine EP Imp A: (Cytosine)
      Code : VG060001
      Chemical name : 4-aminopyrimidin-2(1H)-one
    • Gemcitabine EP Impurity B
      Code : VG060003
      Chemical name : 4-Amino-1-(2-deoxy-2,2-difluoro-α-D-erythro-pentofuranosyl)-2(1H)-pyrimidinone Hydrochloride
  • Gemfibrozil
    Chemical name : 5-(2,5-Dimethylphenoxy)-2,2-dimethylpentanoic acid
    Mol. Formula : C15H22O3
    Mol. Weight : 250.3 g/mol
    • Gemfibrozil EP Impurity-A
      Code : VG020001
      Chemical name : 2,5-dimethylphenol (p-xylenol)
    • Gemfibrozil EP Impurity-B
      Code : VG020002
      Chemical name : 5-(2,5-dimethylphenoxy)-2,2-dimethylpentanamide
    • Gemfibrozil EP Impurity-C
      Code : VG020003
      Chemical name : 2-[3-(2-ethoxyethoxy)propoxy]-1,4-dimethylbenzene
    • Gemfibrozil EP Impurity-D
      Code : VG020004
      Chemical name : 5-[3,6-dimethyl-2-(prop-1-enyl)phenoxy]-2,2-dimethylpentanoic acid
    • Gemfibrozil EP Impurity-E
      Code : VG020005
      Chemical name : 5-[2,5-dimethyl-4-(prop-1-enyl)phenoxy]-2,2-dimethylpentanoic acid
    • Gemfibrozil EP Impurity-F
      Code : VG020006
      Chemical name : 1,4-dimethyl-2-(4-phenyl butoxy)benzene
    • Gemfibrozil EP Impurity-G
      Code : VG020007
      Chemical name : 1,4-dimethyl-2-(prop-2-enyloxy) benzene
    • Gemfibrozil EP Impurity-H
      Code : VG020008
      Chemical name : 1,3-bis(2,5-dimethylphenoxy)propane
    • Gemfibrozil EP Impurity-I
      Code : VG020009
      Chemical name : methyl 5-(2,5-dimethylphenoxy)-2,2-dimethylpentanoate
  • Glatiramer acetate
    Chemical name : L-Glutamic acid polymer with L-alanine
    Mol. Formula : C25H45N5O13
    Mol. Weight : 623.65 g/mol
    • 3-bromo-L-Tyrosine
      Code : VG190001
      Chemical name : (S)-2-amino-3-(3-bromo-4-hydroxyphenyl)propanoic acid
    • 3,5-Dibromo-L-Tyrosine
      Code : VG190002
      Chemical name : 3,5-Dibromo-L-tyrosine
  • Glibenclamide
    Chemical name : 1-[[4-[2-[(5-Chloro-2-methoxy benzoyl)amino]ethyl]phenyl]sulfonyl]-3-cyclo hexylurea
    Mol. Formula : C23H28ClN3O5S
    Mol. Weight : 494.0 g/mol
    • Glibenclamide Impurity A
      Code : VG070001
      Chemical name : 4-(2-(5-Chloro-2-methoxybenzamido)ethyl)benzenesulfamide
    • Glibenclamide Impurity B
      Code : VG070004
      Chemical name : Methyl (4-(2-(5-chloro-2-methoxybenzamido)ethyl)phenyl)sulfonylcarbamate
    • Glibenclamide Impurity (GLYBURIDE IMPURITY)
      Code : VG070002
      Chemical name : Ethyl 4-[2-(5-Chloro-2-methoxybenzamido)ethyl]benzene Sulfonamide Carbamate
  • Gliclazide
    Chemical name : 1-(Hexahydrocyclopenta[c]pyrrol-2(1H)-yl)-3-[(4-methylphenyl)sulfonyl]urea
    Mol. Formula : C15H21N3O3S
    Mol. Weight : 323.4 g/mol
    • Gliclazide EP Impurity A: (Saccharin Impurity)
      Code : VS290001
      Chemical name : 4-Methylbenzene sulfonamide; 4-Toluenesulfonamide
    • Gliclazide EP Impurity C
      Code : VG080001
      Chemical name : ethyl [(4-methylphenyl) sulfonyl]carbamate
    • Gliclazide EP Impurity F
      Code : VG080002
      Chemical name : 1-(hexahydrocyclopenta[c]pyrrol-2(1H)-yl)-3-[(2-methylphenyl)sulfonyl]urea,
    • Gliclazide Impurity G
      Code : VG080005
      Chemical name : N-[1-(2,4a,5,6,7,7a-hexahydro-]-4-methylbenzenesulfonamide
    • Gliclazide-d4
      Code : VG080004
      Chemical name : N-[[(Hexahydrocylopenta[c]pyrrol-2(1H)-yl]amino]carbonyl]-4-methyl-(benzene-d4)sulfonamide
  • Glimepiride(USP)
    Chemical name : 3-ethyl-4-methyl-N-(4-[N-((1r,4r)4methylcyclohexylcarbamoyl)sulfamoyl]phenethyl)-2-oxo-2,5-dihydro-1H-pyrrole-1-carboxamide
    Mol. Formula : C24H34N4O5S
    Mol. Weight : 490.617 g/mol
    • Glimepiride EP Impurity-A(USP RC A) : (Glimepiride cis-isomer)
      Code : VG030001
      Chemical name : 1-[[4-[2-[[(3-ethyl-4-methyl-2-oxo-2,3-dihydro-1H-pyrrol-1- yl)carbonyl]amino]ethyl]phenyl]sulfonyl]-3-(cis-4-methylcyclohexyl)urea,
    • Glimepiride EP Impurity-B(USP RC B): (Glimipride sulfonamide)
      Code : VG030002
      Chemical name : 4-[2-(3-Ethyl-4-methyl-2-carbonylpyrrolidine amido)ethyl]benzene sulfonamide
    • Glimepiride EP Impurity-C(USP RC C): (Glimipride urethane)
      Code : VG030003
      Chemical name : 1-[[4-[2-(3-Ethyl-4-methyl-2-oxo-3-pyrroline-1-carboamido)ethyl]phenyl]- sulfonyl] methoxy carbamate
    • Glimepiride USP RC D
      Code : VG030008
      Chemical name : Glimepiride 3-isomer, or 1-[[m-[2-(3-Ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-3-(trans-4-methyl cyclohexyl)urea)
    • Glimepiride EP Impurity-E (Glimepiride meta-Sulfonamide)
      Code : VG030004
      Chemical name : 3-Ethyl-4-methyl-2-oxo-N-[2-(3-sulphamoylphenyl) ethyl]-2,3-dihydro-1H-pyrrole-1-carboxamide
    • Glimepiride Impurity-F
      Code : VG030005
      Chemical name : 1-[4-[2-(3-Ethyl-4-methyl-2-oxo-3-pyrroline-1-carboamido)ethyl]phenyl]- sulfonylurea
    • Glimepiride Impurity-G
      Code : VG030006
      Chemical name : 3-Ethyl-4-methyl-2,5-dihydro-N-(4-nitrophenyloxycarbonyl)pyrrole-2-one
    • Glimepiride Impurity EP-I (USP RC C I)
      Code : VG030007
      Chemical name : 1-[[2-[2-[[(3-ethyl-4-methyl-2-oxo-2,3-dihydro-1H-pyrrol-1-yl)carbonyl]amino]ethyl] phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea
    • Glimepiride D5
      Code : VG030009
      Chemical name : 3-Ethyl-2,5-dihydro-4-methyl-N-[2-[4-[[[[trans-4- methylcyclohexyl)amino]carbonyl]amino]sulfonyl]phenyl]ethyl]-2-oxo-1H-pyrrole-1-carboxyamide-d5;
  • Glipizide
    Chemical name : 1-Cyclohexyl-3-[[4-[2-[[(5-methyl pyrazin-2-yl)carbonyl]amino]ethyl]phenyl] sulphonyl]urea
    Mol. Formula : C21H27N5O4S
    Mol. Weight : 445.5 g/mol
    • Glipizide EP Impurity A ( USP RC A )
      Code : VG040010
      Chemical name : 5-methyl-N-(4-sulfamoylphenethyl)pyrazine-2-carboxamide
    • Glipizide EP Impurity B
      Code : VG040014
      Chemical name : 1-Aminocyclohexane; 1-Cyclohexylamine; Aminocyclohexane
    • Glipizide EP Impurity C
      Code : VG040011
      Chemical name : ethyl 4-(N-(cyclohexylcarbamoyl)sulfamoyl)phenethylcarbamate
    • Glipizide EP Impurity D (USP RC B)
      Code : VG040013
      Chemical name : 6-methyl-N-(4-sulfamoylphenethyl)pyrazine-2-carboxamide
    • Glipizide EP Impurity E ( USP RC C)
      Code : VG040012
      Chemical name : N-(4-(N-(cyclohexylcarbamoyl)sulfamoyl)phenethyl)-6-methylpyrazine-2-carboxamide
    • Glipizide EP Imp F
      Code : VG040001
      Chemical name : Ethyl [2-(4-sulfamoylphenyl) ethyl]carbamate
    • Glipizide EP Imp G
      Code : VG040002
      Chemical name : Methyl [[4-[2-[[(5-methylpyrazin-2-yl)carbonyl]amino]ethyl]phenyl]sulfonyl]carbamate
    • Glipizide EP Imp H
      Code : VG040003
      Chemical name : 4-[2-[(cyclohexylcarbamoyl)amino] ethyl]benzenesulfonamide,
    • Glipizide Impurity I
      Code : VG040004
      Chemical name : N-[4-(β-Cyclohexylureidoethyl) benzensulfonyl] N’-Cyclohexylurea
    • Glipizide Ester Impurity
      Code : VG040005
      Chemical name : methyl 4-(2-acetamidoethyl)benzenesulfonate
    • Glipizide Sulfonyl Chloride
      Code : VG040006
      Chemical name : 4-[2-(acetylamino)ethyl]benzene sulfonyl chloride
    • Glipizide Sulfonic Acid
      Code : VG040007
      Chemical name : 4-[2-(acetylamino)ethyl]benzene sulfonic acid
    • Glipizide intermedicate :( 6-Methylpyrazine-2-carboxylic acid)
      Code : VG040009
      Chemical name : 6-Methylpyrazine-2-carboxylic acid
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