의약품용 유연물질, 표준품 전문업체

Specialty of Pharmaceutical Impurity & Reference Standard

• Ezetimibe

  Chemical name : (3R,4S)-1-(4-fluorophenyl)-3-[(3S)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-(4-hydroxyphenyl) azetidin-2-one Mol. Formula : C24H21F2NO3 Mol. Weight : 409.4 g/mol

  • Ezetimibe R Isomer

    Code : VE110001

    Chemical name : (3R,4S)-1-(4-Fluorophenyl)-3-[(3R)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-(4-hydroxyphenyl)-2-azetidinone
  • Ezetimibe R,R,S Diastero Isomer (Ent-Ezetimibe)

    Code : VE110002

    Chemical name : (3S,4R)-1-(4-Fluorophenyl)-3-[(3R)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-(4-hydroxyphenyl)-2-azetidinone
  • 1-Desfluoro Ezetimibe

    Code : VE110003

    Chemical name : (3R,4S)-3-[(3S)-3-(4-Fluorophenyl)-3-hydroxypropyl]-4-(4-hydroxyphenyl)-1-phenyl-2-azetidinone
  • 3-Desfluoro Ezetimibe

    Code : VE110004

    Chemical name : (3R)-1-(4-fluorophenyl)-3-((S)-3-hydroxy-3-phenylpropyl)-4-(4-hydroxyphenyl)azetidin-2-one
  • Ezetimibe Tetrahydropyran Impurity

    Code : VE110005

    Chemical name : (2R,3R,6S)-N,6-Bis(4-fluorophenyl) tetrahydro-2-(4-hydroxyphenyl)-2H-pyran-3-carboxamide
  • 1,3-didefluoro Ezetimibe

    Code : VE110006

    Chemical name : (3R)-3((S)-3-hudroxy-3-phenylpropyl)-4-(4-hydroxyphenyl)-1-phenylazetidin-2-one
  • Deshydroxy Ezetimibe

    Code : VE110007

    Chemical name : (3R)-1-(4-fluorophenyl)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)-4-phenylazetidin-2-one
  • N-Benzyl Fluoro Aniline

    Code : VE110008

    Chemical name : N-benzyl-4-fluorobenzenamine
  • Hydroxy Imine (Alpha-(4-fluoro phenylimino)-p-cresol

    Code : VE110009

    Chemical name : 4-[[(4-Fluorophenyl)imino]methyl]-phenol
  • N,N-Dibenzyl 4-Fluoro Aniline

    Code : VE110010
  • Hydroxy Benzylated Ezetimibe (4’-O-Benzyloxy Ezetimibe)

    Code : VE110011

    Chemical name : (3R,4S)-4-[(4-Benzyloxy)phenyl]-1-(4-fluorophenyl)-3-[(3S)-3-(4-fluorophenyl)-3-hydroxy propyl]-2-azetidinone
  • Keto Benzylated Ezetimibe (Benzylated Ezetimibe)

    Code : VE110012

    Chemical name : (3R,4S)-4-[4-(Benzyloxy)phenyl]-1-(4-fluorophenyl)-3-[3-(4-fluorophenyl)-3-oxopropyl] azetidin-2-one
  • Ezetimibe 3R,4R-isomer

    Code : VE110013

    Chemical name : (3R,4R)-1-(4-Fluorophenyl)-3-[(S)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-(4-hydroxyphenyl ) -2-azetidinone
  • Ezetimibe 3S,4R-isomer

    Code : VE110014

    Chemical name : (3S,4R)-1-(4-Fluorophenyl)-3-[(R)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-(4-hydroxyphenyl ) -2-azetidinone
  • Deshydroxy Imine Ezetimibe

    Code : VE110015

    Chemical name : 4-[[(4-Fluorophenyl)imino]methyl]-phenyl
  • Ezetimibe Ketone Impurity

    Code : VE110017

    Chemical name : (3R,4S)-1-(4-Fluorophenyl)-3-[3-(4-fluorophenyl)-3-oxopropyl]-4-(4-hydroxyphenyl)-2-azetidinone;
  • Ezetimibe Fluoro isomer

    Code : VE110019

    Chemical name : (3R,4S)-1-(4-fluorophenyl)-3(S)-[3-(2-fluorophenyl)-3hydroxypropyl]-4-(4-hydroxyphenyl)azetidin-2-one
  • Ezetimibe (3S,4R,3S)-Isomer

    Code : VE110020

    Chemical name : (3S,4R)-1-(4-Fluorophenyl)-3-[(3S)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-(4-hydroxyphenyl)azetidin-2-one
  • Ezetimibe (3R,4R,3.R)-isomer

    Code : VE110022

    Chemical name : (3R,4R)-1-(4-Fluorophenyl)-3-[(3R)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-(4-hydroxyphenyl)-2-azetidinone
  • Ezetimibe (3R,4R,3.R)-isomer

    Code : VE110024

    Chemical name : (3R,4S)-1-(4-Fluorophenyl)-3-((S)-3-hydroxy-3-(p-tolyl)propyl)-4-(4-hydroxyphenyl)azetidin-2-one
  • Ezetimibe 2-Fluoro Impurity

    Code : VE110033

    Chemical name : (3R,4S)-1-(2-Fluorophenyl)-3-[(3S)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-(4-hydroxyphenyl)azetidin-2-one

• Exenatide Acetate

  Chemical name : Exendin-4 Mol. Formula : C184H282N50O60S Mol. Weight : 4246.62 g/mol

  • Exenatide D5 Acetate

    Code : VE2100001

    Chemical name : Exendin-4-d5

• Exemestane

  Chemical name : 6-Methyleneandrosta-1,4-diene-3,17-dione Mol. Formula : C20H24O2 Mol. Weight : 296.4 g/mol

  • 6-Oxo Boldione

    Code : VE350001

    Chemical name : Androsta-1,4-diene-3,6,17-trione

• Etoricoxib

  Mol. Formula : C18H15ClN2O2S Mol. Weight : 358.84 g/mol

  • Etoricoxib Imp A (USP R C A)

    Code : VE320001

    Chemical name : 4-Methylsulphonylacetophenone
  • Etoricoxib Imp C (USP R C C)

    Code : VE320003

    Chemical name : 2-chloro-1,3-bis(dimethyl amino)trimethinium hexafluorophosphate
  • Etoricoxib Impurity D

    Code : VE320004

    Chemical name : 1-(6-methylpyridin-3-yl)-2-(4-(methylsulfonyl)phenyl)ethanone
  • Etoricoxib Impurity E

    Code : VE320004

    Chemical name : 6-Methylpyridine-3-carboxylic Acid Methyl Ester

• Etoposide

  Chemical name : (5R,5aR,8aR,9S)-9-[[4,6-O-[(R)-Ethylidene]-b-D-glucopyranosyl]oxy]-5-(4-hydroxy-3, 5-dimethoxyphenyl)-5,8,8a,9-tetrahydroisobenzofuro[5,6-f][1,3]benzodioxol-6(5aH)- one. Mol. Formula : C29H32O13 Mol. Weight : 588.6g/mol

  • Etoposide EP Impurity D ( Lignan P)

    Code : VE420001

    Chemical name : (5R,5aR,8aR,9S)-9-(b-D-glucopyranosyloxy)-5-(4-hydroxy-3,5-dimethoxyphenyl)- 5,8,8a,9-tetrahydroisobenzofuro-[5,6-f][1,3]benzodioxol-6(5aH)-one (lignan P)

• Etomidate

  Chemical name : Ethyl 1-[(1R)-1-phenylethyl]-1H-imidazole-5-carboxylate Mol. Formula : C14H16N2O2 Mol. Weight : 244.3 g/mol

• Etodolac

  Chemical name : 2-[(1RS)-1,8-Diethyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid. Mol. Formula : C17H21NO3 Mol. Weight : 287.35 g/mol

  • Etodolac EP Imp C(USP RC A)

    Code : VE040001

    Chemical name : 2-[(1RS)-8-ethyl-1-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetic acid (1-methyl etodolac)
  • Etodolac EP Imp H :(7-Ethyltryptophol)

    Code : VE040002

    Chemical name : 2-(7-ethyl-1H-indol-3-yl)ethanol
  • Etodolac Impurity I

    Code : VE040024

    Chemical name : (3RS) -3-[7-ethyl-3-(2-hydroxyethyl)-1H-indol-2-yl]-3-(7-ethyl-1H-indol-3- yl)pentanoic acid
  • Etodolac EP Imp J

    Code : VE040003

    Chemical name : (1RS)-1,8-diethyl-1-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indole (decarboxy etodolac)
  • Etodolac Imp K

    Code : VE040004

    Chemical name : methyl 2-[(1RS)-1,8-diethyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl]acetate (etodolac methyl ester)
  • Etodolac Impurity LEtodolac Impurity L

    Code : VE040025

    Chemical name : 3-(7-Ethyl-3-(2-hydroxyethyl)-1H-indol-2-yl)pent-2-enoic Acid

• Ethionamide

  Chemical name : 2-Ethylthioisonicotinamide Mol. Formula : C8H10N2S Mol. Weight : 166.24 g/mol

  • Ethionamide USP Impurity: (Thioisonicotinamide)

    Code : VE300001

    Chemical name : 4-Pyridinecarbothioamide; Isonicotinic Acid Thioamide

• Ethinyl Estradiol

  Chemical name : 19-Nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol Mol. Formula : C20H24O2 Mol. Weight : 296.40 g/mol

  • Ethinyl Estradiol EP Impurity B

    Code : VE050003

    Chemical name : (17α)-19-Norpregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol
  • Ethinyl Estradiol EP Impurity C: (Estrone)

    Code : VE050001

    Chemical name : 1,3,5(10)-Estratrien-3-ol-17-one; 3-Hydroxy-1,3,5(10)-estratrien-17-one
  • Ethinyl Estradiol EP Impurity F

    Code : VE050004

    Chemical name : 6β-Hydroxy-ethynyl estradiol
  • Ethinyl Estradiol EP Impurity I

    Code : VE050002

    Chemical name : Delta-6(7)-ethinyl estradiol
  • Ethinyl Estradiol EP Impurity K

    Code : VE050005

    Chemical name : R1 = CH3, R2 = R3 = R4 = R5 = H, R6 = C≡CH, R7 = OH: 4-methyl-19-nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol (4-methyl-ethinylestradiol),
  • Ethinylestradiol-d4

    Code : VE050006

    Chemical name : 17α-Ethynylestradiol-2,4,16,16-d4
  • Estrone-d4

    Code : VE050007

    Chemical name : 3-Hydroxyestra-1,3,5(10)-trien-17-one-d4
  • 17ß- Estradiol 16,16,17-d3 (Estradiol-d3)

    Code : VE050008

    Chemical name : (17β)-Estra-1,3,5(10)-triene-3,17-diol-d3; 3,17-Epidihydroxyestratriene-d3
  • 2-Methyl-3,17ß-estradiol

    Code : VE050009

    Chemical name : (17β)-2-Methylestra-1,3,5(10)-triene-3,17-diol
  • Ehinylestradiol EP Imp D (ß-Estradiol)

    Code : VE050010

    Chemical name : (17β)-estra-1,3,5(10)-triene-3,17-diol
  • Estradiol-d4

    Code : VE050011

    Chemical name : 17ß-Estradiol-2,4,16,16-d4
  • 17β-Ethynyl-3-17α Estradiaol

    Code : VE050012

    Chemical name : 17-epi-Ethynyl Estradiol
  • 17α Estradiaol

    Code : VE050013

    Chemical name : 17α)-Estra-1,3,5(10)-triene-3,17-diol; 1,3,5-Estratriene-3,17α-diol;
  • 17β-estardiol sodium sulphate (Conjugated Estrogens EP IMP –F)

    Code : VE050014

    Chemical name : 17b-hydroxyestra-1,3,5(10),6,8-pentaen-3-yl sodium sulfate
  • Estrone Acetate

    Code : VE050021

    Chemical name : 17-Oxoestra-1(10),2,4-trien-3-yl acetate
  • Estradiol 3-Enanthate

    Code : VE050023

    Chemical name : Estradiol 3-Enanthate
  • Estradiol Enanthate

    Code : VE050025

    Chemical name : 3-Hydroxyestra-1,3,5(10)-trien-17β-ylEster Heptanoic Acid, 17-Heptanoate Estradiol

• Ethambutol Hydrochloride

  Chemical name : (2S,2’S)-2,2’-(ethylenediimino) dibutan -1-ol dihydrochloride Mol. Formula : C10H26Cl2N2O2 Mol. Weight : 277.2 g/mol

  • Ethambutol Meso Isomer

    Code : VE100001

    Chemical name : R = CH2-OH, R’ = H: (2R,2’S)-2,2’-(ethylenediimino)dibutan-1-ol (meso-ethambutol),
  • Ethambutol EP Imp A

    Code : VE100002

    Chemical name : 2-aminobutan-1-ol
  • Ethambutol Metabolite

    Code : VE100003

    Chemical name : 2,2’-(Ethylenediimino)dibutyric acid