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

  • Loperamide Hydrochloride
    Chemical name : 4-[4-(4-chlorophenyl)-4-hydroxy piperidin-1-yl]- N,N-dimethyl-2,2-diphenyl butanamide hydrochloride
    Mol. Formula : C29H33ClN2O2.HCl
    Mol. Weight : 513.5
    • Meloxicam Impurity A(EP) (USP RC A)
      Code : VM080001
      Chemical name : ethyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide,
    • Meloxicam Impurity-B (EP)
      Code : VM080002
      Chemical name : 5-Methylthiazole-2-amine
    • Meloxicam Impurity-C (EP)
      Code : VM080003
      Chemical name : N-[(2Z)-3,5-dimethyl-1,3-thiazol-2(3H)-ylidene]-4-hydroxy-2-methyl-2H-1,2-benzo thiazine-3-carboxamide-1,1-dioxide
    • Meloxicam Impurity-D
      Code : VM080004
      Chemical name : N-[(2Z)-3,ethyl-5-methyl-1,3-thiazol-2(3H)-ylidene]-4-hydroxy-2-methyl-2H-1,2- benzothiazine-3-carboxamide 1,1-dioxide
    • Desmethyl Meloxicam
      Code : VM080005
      Chemical name : 4-Hydroxy-2-methy-(5-methyl-1,3-thiazol-2-yl)-2H-1,2-benzothiazine-3-carboxamide-1,1-dioxide
    • Meloxicam Iso Propyl Ester
      Code : VM080006
      Chemical name : Isopropyl 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxamide-1,1-dioxide
    • Meloxicam EP Impurity E
      Code : VM080007
      Chemical name : methyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1- dioxide,
    • Loperamide Impurity B (EP)
      Code : VL080001
      Chemical name : 4-(4-chlorophenyl)-1,1-bis[4-(dimethylamino)-4-oxo-3,3-diphenylbutyl]-4-hydroxypiperidinium
    • Loperamide Impurity C (EP)
      Code : VL080002
      Chemical name : 4-(4-chlorophenyl)piperidin-4-ol
    • Loperamide Impurity D (EP)
      Code : VL080003
      Chemical name : 4-(4-hydroxy-4-phenylpiperidin-1-yl)-N,N-dimethyl-2,2-diphenylbutanamide
    • Loperamide Impurity E (EP)
      Code : VL080004
      Chemical name : 4-(4-chlorophenyl)-1-[4-[4-(4-chlorophenyl)-4-hydroxypiperidin-1-yl]-2,2-diphenylbutanoyl] piperidin-4-ol
    • Loperamide Impurity G (EP)
      Code : VL080005
      Chemical name : 4-[cis-4-(4-chlorophenyl)-4-hydroxy-1-oxidopiperidin-1-yl]-N,N-dimethyl-2,2-diphenyl butanamide
    • Loperamide Impurity H (EP)
      Code : VL080006
      Chemical name : 4-[4-(4-chlorophenyl)-3,6-dihydropyridin-1(2H)-yl]-N,N-dimethyl-2,2-diphenylbutanamide
    • Loperamide Tetrahydrate
      Code : VL080007
      Chemical name : 4-[4-(4-chlorophenyl)-4-hydroxypiperidin-1-yl]- N,N-dimethyl-2,2-diphenylbutanamide
  • Losartan
    Chemical name : 1H-Imidazole-5-methanol, 2-butyl-4-chloro-1-[[2¢-(lH-tetrazol-5-yl)[1,1¢-biphenyl]-4-yl]methyl]-
    Mol. Formula : C22H23ClN6O
    Mol. Weight : 422.92
    • Mycophenolate Di-Mofetil: (Morpholinomethoxy Analog of Mycophenolate)
      Code : VM070001
      Chemical name : 2-Morpholinoethyl (E)-6-[1,3-dihydro-4-(2-morpholinoethoxy)-6-methoxy-7-methyl-3-oxo-5-isobenzofuranyl]-4-methyl-4-hexenoate
    • Mycophenolate Mofetil Impurity-A(EP): (O-Desmethyl Mycophenolate Mofetil)
      Code : VM070002
      Chemical name : 2-(morpholin-4-yl)ethyl (4E)-6-(4,6-dihydroxy-7-methyl-3-oxo-1,3-dihydroisobenzofuran-5-yl)-4-methylhex-4-enoate
    • Mycophenolate EP Impurity B
      Code : VM070003
      Chemical name : 2-(morpholin-4-yl)ethyl (4E)-6-[(1RS)-4-hydroxy-6-methoxy-7-methyl-1-[2-(morpholin-4-yl) ethoxy]-3-oxo-1,3-dihydroisobenzofuran-5-yl]-4-methylhex-4-enoate
    • Mycophenolate EP Impurity C: (Mycophenolate cis Mofetil)
      Code : VM070004
      Chemical name : 2-(morpholin-4-yl)ethyl (4Z)-6-(4-hydroxy-6-methoxy-7-methyl-3-oxo-1,3-dihydro isobenzofuran-5-yl)-4-methylhex-4-enoate
    • Mycophenolate EP Impurity-D: (O-Methyl Mycophenolate Mofetil)
      Code : VM070005
      Chemical name : 2-(morpholin-4-yl)ethyl (4E)-6-(4,6-dimethoxy-7-methyl-3-oxo-1,3-dihydroisobenzo furan-5-yl)-4-methylhex-4-enoate
    • Mycophenolate EP Impurity-E
      Code : VM070006
      Chemical name : methyl (4E)-6-(4-hydroxy-6-methoxy-7-methyl-3-oxo-1,3-dihydroisobenzofuran-5-yl)-4-methylhex-4-enoate
    • Mycophenolate EP Impurity-F
      Code : VM070007
      Chemical name : (4E)-6-(4-hydroxy-6-methoxy-7-ethyl-3-oxo1,3-dihydroisobenzofuran-5-yl)-4-methylhex-4-enoic acid (mycophenolic acid)
    • Mycophenolate EP Impurity-G: (Mycophenolate Mofetil N-Oxide)
      Code : VM070008
      Chemical name : 2-(morpholin-4-yl)ethyl (4E)-6-(4-hydroxy-6-methoxy-7-methyl-3-oxo-1,3-dihydro isobenzofuran-5-yl)-4-methylhex-4-enoate N-oxide
    • Mycophenolate EP Impurity-H: (USP RC B) (Mycophenolic Lactone)
      Code : VM070009
      Chemical name : 7-hydroxy-5-methoxy-4-methyl-6-[2-[(2RS)-2-methyl-5-oxotetrahydrofuran-2-yl]ethyl] isobenzofuran-1(3H)-one
    • O-Desmethyl Mycophenolic Acid
      Code : VM070010
      Chemical name : (4E)-6-(1,3-Dihydro-4,6-dihydroxy-7-methyl-3-oxo-5-isobenzofuranyl)-4-methyl-4-hexenoic Acid
    • O-Methyl Mycophenolic Acid
      Code : VM070011
      Chemical name : Mycophenolic Acid O-Methyl
    • O-Desmethyl Mycophenolic Acid Methyl Ester
      Code : VM070012
      Chemical name : (4E)-6-(1,3-Dihydro-4,6-dihydroxy-7-methyl-3-oxo-5-isobenzofuranyl)-4-methyl-4-hexenoic Acid Methyl Ester
    • Mycophenolic Hydroxy Lactone
      Code : VM070013
      Chemical name : (RS)-7-Hydroxy-5-methoxy-4-methyl-6-[2-hydroxy-2-(5-methyl-2-oxo-tetrahydro-furan-5-yl)-ethyl]-3H-isobenzofuranyl-1-one
    • O-Methyl Mycophenolic Acid Methyl Ester
      Code : VM070014
      Chemical name : (4E)-6-(1,3-Dihydro-4,6-dimethoxy-7-methyl-3-oxo-5-isobenzofuranyl)-4-methyl-4-hexenoic Acid Methyl Ester
    • Mycophenolic Acid Sodium Salt
      Code : VM070015
      Chemical name : (4E)-6-(4-Hydroxy-6-methoxy-7-methyl-3-oxo-1,3-dihydroisobenzofuran-5-yl)-4-methylhex-4-enoic acid sodium salt
    • Mycophenolic Lactone Ether
      Code : VM070016
      Chemical name : Mycophenolic Lactone Ether
    • Mycophenolate Dimethylamide
      Code : VM070017
      Chemical name : (E)-6-(4-hydroxy-6-methoxy-7-methyl-3-oxo-1,3-dihydroisobenzofuran-5-yl)-N,N,4-trimethylhex-4-enamide
    • Mycophenolate Dimer
      Code : VM070018
      Chemical name : Mycophenolate Mofetil Mycophenolic Ester
    • O-Desmethyl Mycophenolate Ether
      Code : VM070019
      Chemical name : Mycophenolate O-Desmethyl Ether
    • Mycophenolate Methyl Ester (Mycophenolate EP Imp E)
      Code : VM070020
      Chemical name : methyl (4E)-6-(4-hydroxy-6-methoxy-7-methyl-3-oxo-1,3-dihydroisobenzofuran-5-yl)-4-methylhex-4-enoate
    • Losartan Impurity A (EP)
      Code : VL070001
      Chemical name : 2-Butyl-4-chloro-1H-imidazole-5-methanol
    • Losartan Impurity B (EP)
      Code : VL070002
      Chemical name : p-(o-1H-tetrazol-5-ylphenyl)benzyl alcohol
    • Losartan Impurity C (EP)
      Code : VL070003
      Chemical name : 2-Butyl-5-chloro-1-[p-(o-1H-tetrazol-5-ylphenyl)benzyl]imidazole-4-methanol
    • Losartan Impurity D (EP)
      Code : VL070004
      Chemical name : 2-Butyl-4-chloro-1H-imidazole-5-carbaldehyde
    • Losartan Impurity E (EP)
      Code : VL070005
      Chemical name : 5-(4'-Methyl-(1,1'-biphenyl)-2-yl)-1H-tetrazole
    • Losartan Impurity F (EP)
      Code : VL070006
      Chemical name : Losartan Isopropyl Ether
    • Losartan Impurity G (EP)
      Code : VL070007
      Chemical name : Triphenyl methanol
    • Losartan Impurity H (EP)
      Code : VL070008
      Chemical name : N1-Trityl Losartan ; N1-Triphenyl methyl Losartan
    • Losartan Impurity I (EP)
      Code : VL070009
      Chemical name : O-Trityl Losartan ; Losartan Trityl ether
    • Losartan Impurity J (EP)
      Code : VL070010
      Chemical name : 2-Butyl-4-chloro-1-[[2’-(2H-tetrazol-5-yl)[1,1’-biphenyl]-4-yl]methyl]-1Himidazole-5-methanol-5-Acetate
    • Losartan Impurity K (EP)
      Code : VL070011
      Chemical name : 2-Butyl-4-chloro-1-[[2’-(2H-tetrazol-5-yl)[1,1’-biphenyl]-4-yl]methyl]-1Himidazole-5-caboxy aldehyde
    • Losartan Carboxylic Acid
      Code : VL070012
      Chemical name : 2-Butyl-4-chloro-1-[[2’-(1H-tetrazol-5-yl)[1,1’-biphenyl]-4-yl]methyl]-1H-imidazole-5-carboxylic Acid
    • Losartan Monopotassium Salt
      Code : VL070013
      Chemical name : 2-Butyl-4-chloro-1-{[2′-(1H-tetrazol-5-yl)(1,1′-biphenyl)-4-yl]methyl}-1H-imidazole-5-methanol monopotassium salt
    • Losartan Impurity-Trityl Methyl Ether
      Code : VL070014
      Chemical name : Methyl triphenylmethyl ether
    • Losartan Bromo N1 Trityl Impurity
      Code : VL070015
      Chemical name : 5-(4'-(Bromomethyl)(1,1'-biphenyl)-2-yl)-1,-trityl-1H-tetrazole
    • N1,O-Ditrityl Losartan
      Code : VL070016
      Chemical name : 2-Butyl-4-chloro-1-[[2'-[1-(triphenylmethyl)-1H-tetrazol-5-yl][1,1'-biphenyl-4-yl]methyl]-1H-imidazole-5-(trityloxy)methyl ether
  • Loxoprofen
    Chemical name : (RS)-2-{4-[(2-oxocyclopentyl)methyl]phenyl}propanoic acid
    Mol. Formula : C15H18O3
    Mol. Weight : 246.3
    • Mefenamic acid Impurity –A(EP)
      Code : VM090001
      Chemical name : 2,3-Dimethylaniline
    • Mefenamic acid Impurity –B
      Code : VM090002
      Chemical name : N-(2,3-Dimethylphenyl)- 2-[(2,3-dimethylphenyl)amino]benzamide
    • Mefenamic acid Impurity –C
      Code : VM090003
      Chemical name : 2-Chlorobenzoic Acid
    • Mefenamic acid Impurity –D
      Code : VE150001
      Chemical name : Benzoic Acid
    • Loxoprofen Impurity A
      Code : VL090001
      Chemical name : 2-(4-Bromomethyl)phenylpropionic acid
    • Loxoprofen Impurity B
      Code : VL090002
      Chemical name : Methyl 2-oxocyclopentanecarboxylate
    • Loxoprofen Impurity C
      Code : VL090003
      Chemical name : methyl 1-[4-(1-methoxy-1-oxopropan-2-yl)benzyl]-2-oxocyclopentanecarboxylate
  • Lumefentrine
    Chemical name : 2-(dibutylamino)-1-[(9Z)-2,7-dichloro-9-(4-chlorobenzylidene)-9H-fluoren-4-yl]ethanol
    Mol. Formula : C30H32Cl3NO
    Mol. Weight : 528.94
    • Lumefentrine D9
      Code : VL130001
      Chemical name : 2-(dibutylamino-d9)-1-[(9Z)-2,7-dichloro-9-(4-chlorobenzylidene)-9H-fluoren-4-yl]ethanol
    • Lumefentrine Keto Impurity
      Code : VL130002
      Chemical name : 9-Des[(4-chlorophenyl)methylene]-9-oxo Lumefantrine
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