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

  • Azithromycin Impurity-D(BP)
    Chemical name : 14-demethyl-14-(hydroxymethyl) azithromycin (azithromycin F)
    Mol. Formula : C38H72N2O13
    Mol. Weight : 764.98 g/mol
    • Azithromycin Impurity-E(BP)
      Code : VA130005
      Chemical name : 3-(N,N-didemethyl)azithromycin (aminoazithromycin)
    • Azithromycin Impurity-F(BP): (USP RC F)
      Code : VA130006
      Chemical name : 3-N-demethyl-3-N-formylazithromycin
    • Azithromycin Impurity-G(BP)
      Code : VA130007
      Chemical name : 3-N-demethyl-3-N-[(4-methyl phenyl)sulphonyl]azithromycin,
    • Azithromycin Impurity-H(BP): (USP RC H)
      Code : VA130008
      Chemical name : 3-N-[[4-(acetylamino)phenyl] sulphonyl]-3-Ndemethylazithromycin,
    • Azithromycin Impurity-I(BP)
      Code : VA130009
      Chemical name : 3-N-desmethylazithromycin
    • Azithromycin Impurity-J(BP)
      Code : VA130010
      Chemical name : 13-O-decladinosylazithromycin (Desosaaminylazithromycin)
    • Azithromycin Impurity-L(BP)
      Code : VA130011
      Chemical name : azithromycin 3′-N-oxide
    • Azithromycin Impurity-M(BP)
      Code : VA130012
      Chemical name : 3-(N,N-didemethyl)-3′-N-formylazithromycin
    • Azithromycin Impurity-N(BP)
      Code : VA130013
      Chemical name : 3-de(dimethylamino)-3′-oxoazithromycin
    • Azithromycin Impurity-O(BP)
      Code : VA130014
      Chemical name : 2-desethyl-2-propylazithromycin
  • Azilsartan
    Mol. Formula : C25H20N4O5
    Mol. Weight : 456.46 g/mol
    • Azilsartan Ethyl impurity
      Code : VA500001
    • Azilsartan Medoxomil Impurity
      Code : VA500002
      Chemical name : (5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl 2-Ethoxy-1-[[2-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylate
    • Azilsartan Ethyl open ring impurity
      Code : VA500004
  • AZIDO
    Chemical name : 5-(4-(Azidomethyl)-[1,1-biphenyl]-2-yl)-1H-tetrazole
    Mol. Formula : C14H11N7
    Mol. Weight : 277.3
  • Azelnidipine
    Chemical name : O3-[1-[di(phenyl)methyl]azetidin-3-yl] O5-propan-2-yl 2-amino-6-methyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate
    Mol. Formula : C33H34N4O6
    Mol. Weight : 582.64 g/mol
    • Azilsartan Ethyl impurity
      Code : VA500001
      Chemical name : Ethyl 2-ethoxy-1-((2-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)-[1,1-biphenyl]-4-yl)methyl)-1H-benzo[d]imidazole-7-carboxylate
    • Azilsartan Medoxomil Impurity
      Code : VA500002
      Chemical name : (5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl 2-Ethoxy-1-[[2-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylate
    • Azilsartan Ethyl open ring impurity
      Code : VA500004
  • Azelastine Hydrochloride
    Chemical name : ( RS)-4-[(4-chlorophenyl)methyl]-2- (1-methylazepan-4-yl)-phthalazin-1-one
    Mol. Formula : C22H24ClN3O
    Mol. Weight : 381.89 g/mol
    • Azelastine N-Oxide Impurity
      Code : VA150002
      Chemical name : 4-[(4-Chlorophenyl)methyl]-2-(hexahydro-1-methyl-1-oxido-1H-azepin-4-yl)-1(2H)-phthalazinone;
    • Azelastine Impurity- A (EP)
      Code : VA150001
      Chemical name : benzohydrazide
    • Azelastine Impurity C
      Code : VA150003
      Chemical name : 2-[(4-chlorophenyl)acetyl]benzoic acid,
    • Azelastine Impurity E
      Code : VA150005
      Chemical name : (3-(4-chlorobenzylidene)isobenzofuran-1(3H)-one)
    • 1-Methylhexahydroazepin-4-one HCl
      Code : VA150007
      Chemical name : Hexahydro-1-methyl-4H-azepin-4-one hydrochloride
    • Azelastine Related compound B
      Code : VA150004
  • Azathioprine
    Chemical name : 6-[(1-Methyl-4-nitro-1H-imidazol-5-yl)sulfanyl]-7H-purine.
    Mol. Formula : C9H7N7O2S
    Mol. Weight : 277.3 g/mol
    • Azathioprine EP Impurity A (USP RC A)
      Code : VA490002
      Chemical name : 1-methyl-4-nitro-1H-imidazol-5-amine
    • Azathioprine EP Impurity C
      Code : VA490001
      Chemical name : 5-chloro-1-methyl-4-nitro-1H-imidazole,
    • Azathioprine EP impurity D
      Code : VA490008
      Chemical name : 1-Methyl-4-nitro-1H-imidazole-5-thiol
    • Azathioprine EP Impurity E Na Salt
      Code : VA490007
      Chemical name : 1-Methyl-4-nitro-1H-imidazol-5-ol Sodium Salt
    • Azathioprine impurity G
      Code : VA490003
      Chemical name : 6-[(1-Methyl-4-nitro-1H-imidazol-5-yl)thio]-9H-purin-2-amine
  • Azacetidine
    Chemical name : 4-Amino-1-β-D-ribofuranosyl-s-triazin-2(1H)-one
    Mol. Formula : C8H12N4O5
    Mol. Weight : 244.2g/mol
    • Azacetidine USP RC A (5-Azacytosine Hydrate)
      Code : VD390004A
      Chemical name : Amino-4-hydroxy-1,3,5-triazine Hydrate
    • Azacetidine USP RC B
      Code : VA320001
      Chemical name : 1-O-Acetyl-2,3,5-tri-O-benzoyl-β-D-ribofuranose
  • Atropine
    Chemical name : (±)-Hyoscyamine
    Mol. Formula : C17H23NO3
    Mol. Weight : 289.38 g/mol
    • Atropine EP impurity G HCl
      Code : VA590002
      Chemical name : R(-)-3α-(2-Hydroxy-3-phenylpropionyloxy)-tropane Hydrochloride
  • Atracurium Besylate
    Mol. Formula : C53H72N2O122+
    Mol. Weight : 929.145 g/mol
    • cis-Quaternary Alcohol(Atracurium Besylate Impurity D2 Iodide)
      Code : VA890004
      Chemical name : Cis-Quaternary Alcohol Iodide
  • Atovaquone
    Chemical name : trans-2-[4-(4-chlorophenyl)cyclohexyl]-3-hydroxy-1,4-naphthalenedione
    Mol. Formula : C22H19ClO3
    Mol. Weight : 366.837 g/mol
    • Didehydro Atovaquone Impurity
      Code : VA810002
      Chemical name : 2-[4-(4-chlorophenyl)cyclohexa-3-yl]-3-hydroxy-1,4-naphthoquinone
    • O-Methyl Atovaquone Impurity
      Code : VA810003
      Chemical name : Trans-2-[4-(4-Chlorophenyl)cyclohexyl]-3-methoxy-1,4-naphthalenedione
    • Atovaquone EP Impurity B (USP RC A)
      Code : VA810006
      Chemical name : (cis-2-[4-(4-chlorophenyl)cyclohexyl]-3-hydroxy-1,4-naphthoquinone)
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