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Atorvastatin

IMPURITY A (EP)

  • Code
    ATO_1
  • CAS
    433289-84-0
  • MW
    540.65
  • IUPAC
    (3R,5R)-3,5-dihydroxy-7-[5-(1-methylethyl)-2,3-diphenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl]heptanoic acid
  • MF
    C33H36N2O5
  • Stock
    1-2 months

IMPURITY D (EP)

  • Code
    ATO_4
  • CAS
    148146-51-4
  • MW
    431.46
  • IUPAC
    3-[(4-fluorophenyl)carbonyl]-2-(2-methylpropanoyl)-N,3-diphenyloxirane-2-carboxamide
  • MF
    C26H22FNO4
  • Stock
    2-3 weeks

IMPURITY H (EP)

  • Code
    ATO_8
  • CAS
    125995-03-1
  • MW
    540.63
  • IUPAC
    (4R,6R)-6-[2-[2-(4-fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl]ethyl]-4-hydroxytetrahydro-2H-pyran-2-one
  • MF
    C33H33FN2O4
  • Stock
    1-2 weeks

RELATED COMPOUND I (USP)

  • Code
    ATO_13
  • CAS
    125971-95-1
  • MW
    654.81
  • IUPAC
    tert-Butyl-2-((4R,6R)-6-{2-[2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl]ethyl}-2,2-dimethyl-1,3-dioxan-4-yl)acetate
  • MF
    C40H47FN2O5
  • Stock
    2-3 weeks

t-butyl ester

  • Code
    ATO_14
  • CAS
    134395-00-9
  • MW
    614.75
  • IUPAC
    (3R,5R)-7-[2-(4-fluorophenyl)-3-phenyl-4-(phenylcarbamoyl)-5-(propan-2-yl)-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid, tert butyl ester
  • MF
    C37H43FN2O5
  • Stock
    1-2 weeks

EPOXY TETRAHYDROFURAN (USP)

  • Code
    ATO_15
  • CAS
    873950-19-7
  • MW
    449.47
  • IUPAC
    4-(4-Fluorophenyl)-2,4-dihydroxy-2-isopropyl-N,5-diphenyl-3,6-dioxabi-cyclo[3.1.0]hexane-1-carboxamide
  • MF
    C26H24FNO5
  • Stock
    2-3 weeks

3-DEOXY-2-ENOIC ACID (USP)

  • Code
    ATO_16
  • CAS
    1105067-93-3
  • MW
    540.62
  • IUPAC
    (S,E)-7-[2-(4-Fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl]-5-hydroxyhept-2-enoic acid
  • MF
    C33H33FN2O4
  • Stock
    1-2 months