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

  • Finasteride (EP)
    Chemical name : N-(1,1-Dimethylethyl)-3-oxo-4-aza-5a-androst-1-ene-17b-carboxamide
    Mol. Formula : C23H36N2O2
    Mol. Weight : 372.5 g/mol
    • Finasteride Impurity A (EP/BP) (Impurity B1)
      Code : VF030001
      Chemical name : N-(1,1-dimethylethyl)-3-oxo-4-aza-5a-androstane-17b-carboxamide (dihydrofinasteride)
    • Finasteride Impurity: (Impurity B2)
      Code : VF030002
      Chemical name : (5a,17b)-3-Oxo-4-aza-androst-1-ene-17-carboxylic acid (Testosterone 17β-Carboxylic Acid)
    • Finasteride Impurity C (EP/BP): (5,6-Dehydro Finasteride)
      Code : VF030003
      Chemical name : N-(1,1-dimethylethyl)-3-oxo-4-azaan drosta-1,5-diene-17b-carboxamide (D-1,5-aza amide)
    • Finasteride Impurity C (EP/BP)
      Code : VF030003
      Chemical name : N-(1,1-dimethylethyl)-3-oxo-4-azaan drosta-1,5-diene-17b-carboxamide (D-1,5-aza amide)
    • Finasteride Impurity B3
      Code : VF030004
      Chemical name : 17β-(t-Butylcarbamoyl)-4-androstene-3-one
    • Finasteride Impurity D: (5ß-Finasteride)
      Code : VF030005
      Chemical name : 5β-Finasteride
    • Finasteride EP Imp B: (Finasteride Methyl ester analogue)
      Code : VF030007
      Chemical name : 3-Oxo-4-aza-5α-αndrost-1-ene-17β-carboxylic acid methyl ester
    • Finasteride A-5
      Code : VF030008
      Chemical name : 5,6,7,8,9-Dehydro-10-desmethyl Finasteride
    • Finasteride A-6
      Code : VF030009
      Chemical name : Des[[N-(1,1-Dimethylethyl)amino]carbonyl] 17-(Propionyl) Finasteride
    • Finasteride Related Compound C
      Code : VF030012
      Chemical name : (5α,17β)-N-(cyclohexyl)-3-oxo-4-aza-5-androst-1-ene-17-carboxamide
  • Fidaxomicin
    Chemical name : (3E,5E,8S,9E,11S,12R,13E,15E,18S)-3-[[[6-Deoxy-4-O-(3,5-dichloro-2-ethyl-4,6-dihydroxybenzoyl)-2-O-methyl-β-D-mannopyranosyl]oxy]methyl]-12-[[6-deoxy-5-C-methyl-4-O-(2-methyl-1-oxopropyl)-β-D-lyxo-hexopyranosyl]oxy]-11-ethyl-8-hydroxy-18-[(1R)-1-hydroxyethyl]-9,13,15-trimethyl-oxacyclooctadeca-3,5,9,13,15-pentaen-2-one
    Mol. Formula : C₅₂H₇₄Cl₂O₁₈
    Mol. Weight : 1058.04g/mol
    • OP-1118
      Code : VF580001
      Chemical name : (3E,5E,8S,9E,11S,12R,13E,15E,18S)-3-[[[6-Deoxy-4-O-(3,5-dichloro-2-ethyl-4,6-dihydroxybenzoyl)-2-O-methyl-β-L-mannopyranosyl]oxy]methyl]-12-[(6-deoxy-5-C-methyl-β-D-lyxo-hexopyranosyl)oxy]-11-ethyl-8-hydroxy-18-[(1R)-1-hydroxyethyl]-9,13,15-trimethyl-oxacyclooctadeca-3,5,9,13,15-pentaen-2-one
  • Fexofenadine Hydrochloride
    Chemical name : 2-[4-[(1RS)-1-hydroxy-4-[4-(hydroxydiphenylmethyl)piperidin-1-yl]butyl]phenyl]-2- methylpropanoic acid hydrochloride
    Mol. Formula : C32H39NO4
    Mol. Weight : 501.66 g/mol
    • Fexofenadine Impurity-A (EP/BP):(USP RCA)
      Code : VF020001
      Chemical name : 2-[4-[4-[4-(hydroxydiphenyl methyl) piperidin-1-yl]butanoyl]phenyl]-2-methyl propanoic acid
    • Fexofenadine Impurity-B (EP/BP): (USP RC B) (meta Fexofenadine)
      Code : VF020002
      Chemical name : 2-[3-[(1RS)-1-hydroxy-4-[4-(hydroxyl diphenylmethyl)piperidin-1-yl]butyl]phenyl]-2-methyl propanoic acid
    • Fexofenadine Impurity-C (EP/BP): (USP RC C) (Decarboxy Fexofenadine)
      Code : VF020003
      Chemical name : (1RS)-4-[4-(hydroxydiphenylmethyl) piperidin-1-yl]-1-[4-(1-methylethyl)phenyl]butan-1-ol
    • Fexofenadine Impurity-D (EP/BP)
      Code : VF020004
      Chemical name : methyl 2-[4-[(1RS)-1-hydroxy-4-[4-(hydroxydiphenylmethyl)piperidin-1-yl]butyl]phenyl]-2-methylpropanoate
    • Fexofenadine EP Impurity-E : (Azacyclonol)
      Code : VF020005
      Chemical name : diphenyl(piperidin-4-yl)methanol
    • Fexofenadine Impurity-F (EP/BP)
      Code : VF020006
      Chemical name : 2-[4-[1-hydroxy-4-[4-(hydroxydiphenyl methyl)piperidin-1-yl]butyl]phenyl]propanoic acid
    • Fexofenadine EP Impurity-G
      Code : VF020007
      Chemical name : 2-[4-[(1RS)-4-[4-(Diphenylmethylene)-1-piperidinyl]-1-hydroxybutyl]-2-methylpropionic acid
  • Fesoterodine
    Chemical name : [2-[(1R)-3-(Di(propan-2-yl)amino)-1-phenylpropyl]-4-(hydroxymethyl)phenyl] 2-methylpropanoate
    Mol. Formula : C26H37NO3
    Mol. Weight : 411.28 g/mol
    • Fesoterodine Fumarate
      Code : VF120000A
      Chemical name : 2-Methylpropanoic Acid 2-[(1R)-3-[Bis(1-methylethyl)amino]-1-phenylpropyl] -4-(hydroxymethyl)phenyl Ester (2E)-2-Butenedioate
    • Fesoterodine Impurity A: (rac 5-Hydroxymethyl Tolterodine)
      Code : VF120001
      Chemical name : 3-[3-[Bis(1-methylethyl)amino]-1-phenylpropyl]-4-hydroxybenzenemethanol
    • Fesoterodine Impurity B: (Diester Impurity) (O-Isobutyryl (R) Fesoterodine)
      Code : VF120002
      Chemical name : R-(+)-[3-[3-(Diisopropylamino)-1-phenyl-propyl]-4-(2-methylpropanoyloxy) phenyl] methyl 2-methyl propanoate (O-Isobutyryl (R)-Fesoterodine)
    • Fesoterodine Impurity C: (Deoxy Fesoterodine)
      Code : VF120003
      Chemical name : R-(+)-[2-[3-(Diisopropylamino)-1-phenyl-propyl]-4-methyl-phenyl]-2-methyl propanoate
    • Fesoterodine Impurity D: (Acid Impurity)
      Code : VF120004
      Chemical name : 3-[(3-(Diisopropylamino)-1-phenyl-propyl]-4-(2-Methylpropanoloxy) benzoic acid
    • Fesoterodine Impurity E: (Aldehyde Impurity)
      Code : VF120005
      Chemical name : R-(+)-2-(3-(Diisopropylamino)-1-phenylpropyl)-4-formyl-phenylisobutyrate hydrogen fumarate
    • Fesoterodine Impurity G: (Ester Impurity)
      Code : VF120006
      Chemical name : (2E)-4-[(3-(3-Diisopropylamino-1-phenylpropyl)-4-(2-isobutyroxyphenyl)methoxy] 4-oxobut-2-enoic acid
    • Fesoterodine Impurity H: (RS Isomer Mixture)
      Code : VF120007
      Chemical name : (RS)-2-(3-Diisopropylamino-1-phenylpropyl)-4-hydroxymethyl phenol isobutyrate
  • Ferrous Ascorbate
    Chemical name : (+)-Iron(II) L-ascorbate
    Mol. Formula : C12H14FeO12
    Mol. Weight : 406.077 g/mol
  • Fentanyl
    Chemical name : N-(1-(2-phenylethyl)-4-piperidinyl)-N-phenylpropanamide
    Mol. Formula : C22H28N2O
    Mol. Weight : 336.471 g/mol
    • Dimethyl-3,3’-[(2-phenylethyl)imino]dipropanoate
      Code : VF200003
    • Norcarfentanil
      Code : VF200004
      Chemical name : 4-[(1-Oxopropyl)phenylamino]-4-piperidinecarboxylic acid methyl ester
    • REMIFENTANIL IMPURITY
      Code : VF200005
      Chemical name : 4-(Methoxycarbonyl)-4-[(1-oxopropyl)phenylamino]-1-piperidinepropanoic acid
  • Fenofibrate
    Chemical name : propan-2-yl 2-{4-[(4-chlorophenyl)carbonyl]phenoxy}-2-methylpropanoate
    Mol. Formula : C20H21ClO4
    Mol. Weight : 360.831 g/mol
    • Fenofibrate Ethyl Ester Impurity: (Fenofibrate EP Imp E)
      Code : VF090001
      Chemical name : ethyl 2-[4-(4-chlorobenzoyl)phenoxy]-2-methylpropanoate
    • Fenofibrate Methyl Ester Impurity- : (Fenofibrate EP Imp D)
      Code : VF090002
      Chemical name : Methyl 2-[4-(4-chlorobenzoyl)phenoxy]-2-methylpropanoate
    • Fenofibric Acid Impurity – B (BP/EP): (Fenofibrate EP Imp B) (USP RC B)
      Code : VF090003
      Chemical name : 2-{4-[(4-chlorophenyl)carbonyl] phenoxy}-2-methylpropanoic acid
    • Fenofibrate EP Impurity A (USP RC A)
      Code : VF090007
      Chemical name : (4-chlorophenyl)(4-hydroxyphenyl)methanone
    • Fenofibrate EP Impurity C
      Code : VF090005
      Chemical name : (3RS)-3-[4-(4-Chloro benzoyl) phenoxy]butan-2-one
    • Fenofibrate EP Impurity F
      Code : VF090004
      Chemical name : (4-Chlorophenyl)[4-(1-methylethoxy)phenyl]methanone
    • Fenofibric d6 Acid
      Code : VF090006
      Chemical name : Fenofibric-d6 Acid (dimethyl-d6)
    • Fenofibrate EP G (USP RC C)
      Code : VF090008
      Chemical name : (1-methylethyl 2-[[2-[4-(4-chlorobenzoyl) phenoxy]-2-methylpropanoyl]oxy]-2-methylpropanoate)
    • Fenofibrate Intermediate (Isopropyl 2-bromo-2-methylpropanoate)
      Code : VF090009
      Chemical name : 2-Bromo-2-Methylpropanoic Acid Isopropyl Ester;
    • 4-chloro-4-methoxybenzophenone
      Code : VF090012
      Chemical name : 4-(4-Chlorobenzoyl)phenylmethyl ether
  • Felodipine
    Chemical name : Ethyl methyl (4RS)-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate
    Mol. Formula : C18H19Cl2NO4
    Mol. Weight : 384.3 g/mol
    • Felodipine EP Impurity A: (USP RC A)
      Code : VF110001
      Chemical name : Ethyl methyl 4-(2,3-dichlorophenyl)-2,6-dimethylpyridine-3,5-dicarboxylate
    • Felodipine EP Impurity B: (O-Desmethyl Felodipine)
      Code : VF110002
      Chemical name : dimethyl 4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate
    • Felodipine EP Impurity C: (Nemadipine B)
      Code : VF110003
      Chemical name : diethyl 4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate.
    • Felodipine D5
      Code : VF110007
      Chemical name : (4S)-4-(2,3-Dichlorophenyl)-1,4-dihydro-2,6-dimethyl-3,5-pyridinedicarboxylic Acid 3-Ethyl-d5 5-Methyl Ester
  • Felbinac
    Chemical name : (Biphenyl-4-yl)acetic acid
    Mol. Formula : C14H12O2
    Mol. Weight : 212.2 g/mol
    • Felbinac Impurity-A (EP/BP)
      Code : VF010001
      Chemical name : 4-acetyl biphenyl
    • Felbinac Impurity-B (EP/BP)
      Code : VF010002
      Chemical name : biphenyl
  • Febuxostat
    Chemical name : 2-[3-Cyano-4-(2-methylpropoxy)phenyl]-4-methyl-5-thiazolecarboxylic Acid
    Mol. Formula : C16H16N2O3S
    Mol. Weight : 316.37 g/mol
    • Febuxostat d7
      Code : VF180001
      Chemical name : 2-[3-Cyano-4-(2-methylpropoxyphenyl]-4-methyl-5-thiazolecarboxylic Acid-d7
    • Febuxostat Impurity 1
      Code : VF180003
      Chemical name : ethyl 2-(3-formyl-4-hydroxyphenyl)-4-methyl thiazole-5-carboxylate
    • Febuxostat Bromo impurity
      Code : VF180005
      Chemical name : 2-(3-bromo-4-isobutoxyphenyl)-4-methylthiazole-5-carboxylic acid
    • Febuxostat d9
      Code : VF180013
      Chemical name : 2-[3-Cyano-4-(2-methylpropoxy-d9)phenyl]-4-methyl-5-thiazolecarboxylic Acid.
    • Febuxostat Diacid impurity
      Code : VF180014
      Chemical name : 2-[3-carboxy-4-(2-methylpropoxy)phenyl]-4-methyl-5-thiazolecarboxylic
    • Febuxostat Amide Impurity
      Code : VF180015
      Chemical name : 2-[3-carbamoyl-4-(2-methylpropoxy)phenyl]-4-methyl-1,3-thiazole-5-carboxylic acid
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