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

  • Lercanidipine Hydrochloride
    Chemical name : 2[(3,3-diphenylpropyl)(methyl) amino]-1,1-dimethylethyl methyl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate
    Mol. Formula : C36H42ClN3O6
    Mol. Weight : 648.19
    • Lercanidipine Impurity A
      Code : VL110001
      Chemical name : 1-[(3,3-Diphenyl-propyl)-methyl-amino]-2-methyl-propane-2-ol
    • Lercanidipine Impurity C
      Code : VL110002
      Chemical name : 3-Amino-but-2-enoic acid2-[(3,3-diphenyl-propyl)-methyl-amino]-1,1-dimethyl-ethyl ester
    • Lercanidipine Impurity D
      Code : VL110003
      Chemical name : 2,6-Dimethyl-4-(3-nitro-phenyl) pyridine-3,5-dicarboxylic acid-2[N-(3,3-diphenyl-propyl)-N-methylamino]-1,1-dimethyl ethylmethyl-5 methyl ester
    • Lercanidipine Impurity E
      Code : VL110004
      Chemical name : 2-(3-Nitro-benzylidene)-3-oxo-butyricacid methyl ester
    • Lercanidipine Impurity F
      Code : VL110005
      Chemical name : 2,6-Dimethyl-4-(3-nitrophenyl)-1,4-dihydro-pyridine-3,5-dicarboxylic acid dimethyl ester 1-[(3,3-Diphenyl-propyl)-methyl-amino]-2-methyl-propane-2-ol
    • Lercanidipine Impurity G
      Code : VL110006
      Chemical name : 2-(3-Nitro-phenyl)-4-hydroxy-4-methyl-6-oxo-cyclohexane-1,3-dicarboxylic acid dimethyl ester
    • Lercanidipine Impurity H
      Code : VL110007
      Chemical name : 2,6-Dimethyl-5-methoxycarbonyl-4-(3-nitrophenyl)-1,4-dihydro-pyridine-3-carboxylic acid
  • Lamivudin
    Chemical name : 4-Amino-1-[(2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl]pyrimidin-2(1H)-one
    Mol. Formula : C8H11N3O3S
    Mol. Weight : 229.3
    • Lamivudin Impurity C (EP)
      Code : VL120001
      Chemical name : 2-Hydroxybenzoic acid
    • Lamivudin Impurity E (EP)
      Code : VL120002
      Chemical name : 4-aminopyrimidin-2(1H)-one
    • Lamivudin Impurity F (EP)
      Code : VL120003
      Chemical name : pyrimidine-2,4(1H,3H)-dionene
  • 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
  • Leflunomide
    Chemical name : 5-Methyl-N-[4-(trifluoro methyl)phenyl]isoxazole-4-carboxamide
    Mol. Formula : C12H9F3N2O 2
    Mol. Weight : 270.2
    • Leflunomide Impurity A (EP)
      Code : VL140001
      Chemical name : 4-(Trifluoromethyl)aniline
  • Losartan Azide Impurity
    Chemical name : 5-(4-((5-(azidomethyl)-2-butyl-4-chloro-1H-imidazol-1-yl)methyl)-[1,1-biphenyl]-2-yl)-1H-tetrazole
    CAS Number : 727718-93-6
    Mol. Formula : C22H22ClN9
    Mol. Weight : 447.9
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