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

  • Ofloxacin
    Chemical name : 9-Fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid
    Mol. Formula : C18H20FN3O4
    Mol. Weight : 361.37
    • Ofloxacin Carboxylic Acid
      Code : VO080002
      Chemical name : 9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid
    • Ofloxacin Ethyl Ester
      Code : VO080003
      Chemical name : (S)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid Ethyl Ester
    • Ofloxacin impurity E (EP)
      Code : VO080004
      Chemical name : (R,S)-9-fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-3,7-dihydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid
  • Olanzapine
    Chemical name : 2-methyl-4-(4-methyl-1-piperazinyl)-10H-thieno[2,3-b][1,5]benzodiazepine
    Mol. Formula : C17H20N4S
    Mol. Weight : 312.43
    • Olanzapine Impurity A
      Code : VO010001
      Chemical name : 2-Methyl-4-(1-piperazinyl)-10H-thieno[2,3-b][1,5]benzodiazepine, N-Demethylolanzapine
    • Olanzapine Impurity B
      Code : VO010002
      Chemical name : 2-methyl-10-piperazin-1-yl-4H-3-thia-4,9-diazabenzo[f]azulene
    • Olanzapine Impurity C
      Code : VO010003
      Chemical name : (1-(chloromethyl)-1-methyl-4-(2-methyl-10H-thieno[2,3-b]-[1,5]benzodiazepin-4-yl)piperazin-1-ium chloride)
    • Olanzapine Impurity D
      Code : VO010004
      Chemical name : 2-Methyl-4-(4-methylpiperazin-1-yl)-10H-benzo[b]thieno[2,3-e][1,4]diazepine 4’-N-oxide
    • Olanzapine N-Oxide
      Code : VO010005
      Chemical name : 2-Methyl-4-(4-methylpiperazin-1-yl)-10H-benzo[b]thieno[2,3-e][1,4]diazepine 4’-N-oxide
    • Olanzapine Stage III Impurity
      Code : VO010006
      Chemical name : 4-Amino-2-Methyl-10H-thieno[2,3-b][1,5]-benzodiazapine Hydrochloride
    • Olanzapine Lactum
      Code : VO010007
      Chemical name : (3Z)-1,3-Dihydro-4-(4-methyl-1-piperazinyl)-3-(2-oxopropylidene)-2H-1,5-benzodiazepin-2-one;
    • Olanzapine Impurity A (EP)
      Code : VO010008
      Chemical name : 5-Methyl-2-((2-nitrophenyl)amino)-3-thiophenecarbonitrile
    • Olanzapine Thiolactum
      Code : VO010009
      Chemical name : (1Z)-1-[4,5-Dihydro-2-(4-methyl-1-piperazinyl)-4-thioxo-3H-1,5-benzodiazepin-3-ylidene]-2-propanone
  • Olmesartan medoxomil
    Chemical name : (5-methyl-2-oxo-2H-1,3-dioxol-4-yl)methyl 4-(2-hydroxypropan-2-yl)-2-propyl-1-({4-[2-(2H-1,2,3,4-tetrazol-5-yl)phenyl]phenyl}methyl)-1H-imidazole-5-carboxylate
    Mol. Formula : C29H30N6O6
    Mol. Weight : 558.585
    • Olmesartan Acid O-β-D-Glucuronide
      Code : VO020001
      Chemical name : 1-[5-Carboxy-2-propyl-1-[[2’-(1H-tetrazol-5-yl)[1,1’-biphenyl]-4-yl]methyl]-1H-imidazol-4-yl]-1-methylethyl β-D-Glucopyranosiduronic Acid
    • Olmesartan Impurity C (EP)
      Code : VO020002
      Chemical name : 4-(1-Methylethenyl)-2-propyl-1-[[2’-(2H-tetrazol-5-yl)[1,1’-biphenyl]-4-yl]methyl]-1H-imidazole-5-carboxylic Acid (5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl Ester
    • Olmesartan Medoxomil Methyl Ether
      Code : VO020003
      Chemical name : 4-(1-Methoxy-1-methylethyl)-2-propyl-1-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-1H-imidazole-5-carboxylic acid (5-methyl-2-oxo-1,3-dioxol-4-yl)methyl ester
    • Dehydro Olmesartan
      Code : VO020004
      Chemical name : 4-(1-Methylethenyl)-2-propyl-1-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]Methyl]-1H-iMidazole-5-carboxylic Acid
    • Olmesartan Methyl Ketone:
      Code : VO020005
      Chemical name : 1-[4-(1-Hydroxy-1-methylethyl)-2-propyl-1-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-1H-imidazol-5-yl]ethanone
    • Olmesartan Impurity A (EP)
      Code : VO020006
      Chemical name : 4-(2-hydroxypropan-2-yl)-2-propyl-1-[[2′-(1H-tetrazol-5-yl)-biphenyl-4-yl]methyl]-1H-imidazole-5-carboxylic acid
    • Olmesartan Dimer Ester Impurity
      Code : VO020007
      Chemical name : 4-(1-Hydroxy-1-methylethyl)-2-propyl-1-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-1H-imidazole-5-carboxylic acid 1-[5-carboxy-2-propyl-1-[[2'-(2H-tetrazol-5-yl) [1,1'-biphenyl]-4-yl]methyl]-1H-imidazol-4-yl]-1-methylethyl ester
    • Olmesartan Impurity D (EP)
      Code : VO020008
      Chemical name : 4-(1-Hydroxy-1-methylethyl)-2-propyl-1-[[2'-[1-(triphenylmethyl)-1H-tetrazol-5-yl][1,1'-biphenyl]-4-yl]methyl]-1H-imidazole-5-carboxylic acid (5-methyl-2-oxo-1,3-dioxol-4-yl)methyl ester
    • Olmesartan Impurity B (EP)
      Code : VO020009
      Chemical name : 3,6-Dihydro-6,6-dimethyl-2-propyl-3-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-4H-furo[3,4-d]imidazol-4-one
    • Olmesartan Medoxomil Impurity
      Code : VO020010
      Chemical name : 4-Chloromethyl-5-methyl-[1,3]dioxol-2-one
  • Olopatadine
    Chemical name : {(11Z)-11-[3-(dimethylamino) propylidene]-6,11-dihydrodibenzo[b,e] oxepin-2-yl}acetic acid hydrochloride
    Mol. Formula : C21H24ClNO3
    Mol. Weight : 373.87
    • Olopatadine N Oxide
      Code : VO030001
      Chemical name : 11-[3-(Dimethyloxidoamino) propylidene]-6,11-dihydrodibenz[b,e]oxepin-2-acetic Acid
    • Olopatadine Impurity C
      Code : VO030002
      Chemical name : 6,11-Dihydro-11-oxodibenz[b,e] oxepin-2-acetic acid
    • Olopatadine Carbaldehyde Impurity
      Code : VO030003
      Chemical name : (11Z)-11-[3-(Dimethylamino) propylidene]-6,11-dihydrodibenz[b,e]oxepin-2-ethanal
  • Omeprazole (EP)
    Chemical name : 5-Methoxy-2-[(RS)-[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulphinyl]-1H-benzimidazole
    Mol. Formula : C17H19N3O3S
    Mol. Weight : 345.41606
    • Omeprazole Impurity A (EP)
      Code : VO040001
      Chemical name : 5-methoxy-1H-benzimidazole-2-thiol
    • Omeprazole Impurity B (EP)
      Code : VO040002
      Chemical name : 2-[(RS)-[(3,5-dimethylpyridin-2-yl)methyl]sulphinyl]-5-methoxy-1Hbenzimidazole
    • Omeprazole Impurity C (EP)
      Code : VO040003
      Chemical name : 5-methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulphanyl]-1H- benzimidazole (ufiprazole)
    • Omeprazole Impurity D (EP)
      Code : VO040004
      Chemical name : 5-methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulphonyl]-1H-benzimidazole
    • Omeprazole Impurity E (EP)
      Code : VO040005
      Chemical name : 4-methoxy-2-[[(RS)-(5-methoxy-1H-benzimidazol-2-yl)sulphinyl]methyl]-3,5-dimethyl pyridine 1-oxide
    • Omeprazole Impurity F (EP)
      Code : VO040006
      Chemical name : 8-methoxy-1,3-dimethyl-12-thioxopyrido[1¢,2¢:3,4]imidazo[1,2-a] benzimidazol-2(12H)-one
    • Omeprazole Impurity G (EP)
      Code : VO040007
      Chemical name : 9-methoxy-1,3-dimethyl-12-thioxopyrido[1¢,2¢:3,4]imidazo[1,2-a] benzimidazol-2(12H)-one
    • Omeprazole Impurity H (EP)
      Code : VO040008
      Chemical name : 2-[(RS)-[(4-chloro-3,5-dimethylpyridin-2-yl)methyl]sulfinyl]-5-methoxy-1Hbenzimidazole
    • Omeprazole Impurity I (EP)
      Code : VO040009
      Chemical name : 4-methoxy-2-[[(5-methoxy-1H-benzimidazol-2-yl)sulphonyl]methyl]-3,5-dimethylpyridine 1-oxide
    • 5-O-Desmethyl Omeprazole
      Code : VO040010
      Chemical name : 2-[[(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazol-5-ol
    • Benzimedazole
      Code : VO040011
      Chemical name : 1H-benzimidazole
    • Omeprazole chloro intermediate
      Code : VO040012
      Chemical name : 2-Chloromethyl-4-methoxy-3,5-dimethylpyridine hydrochloride
    • 5-Hydroxy Omeprazole
      Code : VO040013
      Chemical name : 4-Methoxy-6-[[(5-methoxy-1H-benzimidazol-2-yl)sulfinyl]methyl]-5-methyl-3-pyridineMethanol Sodium Salt
  • Ondansetron Hydrochloride Dihydrate
    Chemical name : (3RS)-9-Methyl-3-[(2-methyl-1H- imidazol-1-yl)methyl]-1,2,3,9-tetrahydro-4H-carbazol-4-one hydrochloride dihydrate
    Mol. Formula : C18H20ClN3O.2H2O
    Mol. Weight : 365.9
    • Ondansetron HCl Impurity A (EP)
      Code : VO050001
      Chemical name : (3RS)-3-[(dimethylamino)methyl]-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one
    • Ondansetron HCl Impurity B (EP)
      Code : VO050002
      Chemical name : 6,6¢-methylenebis[(3RS)-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-1,2,3,9-tetrahydro- 4H-carbazol-4-one]
    • Ondansetron HCl Impurity C (EP)
      Code : VO050003
      Chemical name : 9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one
    • Ondansetron HCl Impurity D (EP)
      Code : VO050004
      Chemical name : 9-methyl-3-methylene-1,2,3,9-tetrahydro-4H-carbazol-4-one
    • Ondansetron HCl Impurity E (EP)
      Code : VO050005
      Chemical name : 1H-imidazole
    • Ondansetron HCl Impurity F (EP)
      Code : VO050006
      Chemical name : 2-methyl-1H-imidazole
    • Ondansetron HCl Impurity G (EP)
      Code : VO050007
      Chemical name : (3RS)-3-[(1H-imidazol-1-yl)methyl]-9-methyl-1,2,3,9-tetrahydro-4Hcarbazol-4-one
    • Ondansetron HCl Impurity H (EP)
      Code : VO050008
      Chemical name : (3RS)-3-[(2-methyl-1H-imidazol-1-yl)methyl]-1,2,3,9-tetrahydro-4Hcarbazol-4-one
    • Ondansetron HCl Impurity I (EP)
      Code : VO050010
      Chemical name : 1,2,3,9 – tetrahydro - 4H-carbozol-4-one
  • Orlistat
    Chemical name : N-Formyl-L-leucine (1S)-1-[[(2S,3S)-3-Hexyl-4-oxo-2-oxetanyl]methyl]dodecyl Ester; (-)-Tetrahydrolipstatin
    Mol. Formula : C29H53NO5
    Mol. Weight : 495.73
    • Orlistat Impurity C (USP)
      Code : VO100001
      Chemical name : Triphenylphosphine oxide
    • Orlistat Impurity
      Code : VO100002
      Chemical name : N-Formyl-L-leucine [S-(E)]-1-(2-Nonenyl)dodecyl Ester
  • Orphenadrine HCl
    Chemical name : N,N-Dimethyl-2-(2-methylbenzhydryloxy)ethylamine Hydrochloride
    Mol. Formula : C18H23NO•HCl
    Mol. Weight : 305.85
    • Orphenadrine Impurity C
      Code : VO290001
      Chemical name : N-methyl-2-(phenyl(o-tolyl)methoxy)ethanamine hydrochloride
    • Orphenadrine Impurity E
      Code : VO290002
      Chemical name : N,N-dimethyl-2-(phenyl(o-tolyl)methoxy)ethanamine hydrochloride
    • Orphenadrine Impurity F
      Code : VO290003
      Chemical name : N,N-Dimethyl-2-[phenyl(p-tolyl)methoxy]ethanamine citrate
  • Oseltamivir Phosphate
    Chemical name : Ethyl (3R,4R,5S)-4-acetamido-5-amino-3-(1-ethylpropoxy)-cyclohex-1-ene-1- carboxylate phosphate
    Mol. Formula : C16H31N2O8P
    Mol. Weight : 410.4
    • Oseltamivir Phosphate Impurity G (EP)
      Code : VO120004
      Chemical name : Ethyl (3R,4R,5S)-5-acetamido-4-amino-3-(1-ethylpropoxy)cyclohex-1-ene-1-carboxylate
    • Oseltamivir-d5 HCl
      Code : VO120013
      Chemical name : (3R,4R,5S)-4-(Acetylamino-d5)-5-amino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylic Acid Ethyl Ester Hydrochloride
  • Ospemifene
    Chemical name : 2-[4-[(1Z)-4-Chloro-1,2-diphenyl-1-buten-1-yl]phenoxy]-ethanol
    Mol. Formula : C24H23ClO2
    Mol. Weight : 378.9
    • Ospemifene-d4
      Code : VO270001
      Chemical name : 2-{4-[(1Z)-4-chloro-1,2-diphenylbut‐1-en-1-yl]phenoxy}(D4)ethan-1-ol
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