Clobetasol Propionate Impurities

  • Clobetasol Propionate EP Impurities

  • Impurity: Clobetasol Propionate EP Impurity A
  • CAS No: 5534-13-4
  • Chemical Name: Betamethasone 17-propionate; 9-Fluoro-11β,21-dihydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-17-yl propanoate (betamethasone 17-propionate)
  • Clobetasol Propionate EP Impurities

  • Impurity: Clobetasol Propionate EP Impurity C
  • CAS No: 25122-52-5
  • Chemical Name: 21-Chloro-9-fluoro-11β-hydroxy-16α-methyl-3,20-dioxopregna-1,4-dien-17-yl propanoate
  • Clobetasol Propionate EP Impurities

  • Impurity: Clobetasol Propionate EP Impurity I
  • CAS No: 15423-80-0
  • Chemical Name: Betamethasone 17-Propionate 21-Mesylate; 9-Fluoro-11β-hydroxy-16β-methyl-21-[(methylsulfonyl)oxy]-3,20-dioxopregna-1,4-dien-17-yl propanoate
  • Clobetasol Propionate EP Impurities

  • Impurity: Clobetasol Propionate EP Impurity G
  • CAS No: 25122-41-2
  • Chemical Name: Betamethasone EP Impurity B; 21-Chloro-9-fluoro-11β,17-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione (clobetasol)
  • Clobetasol Propionate EP Impurities

  • Impurity: Clobetasol Propionate EP Impurity K
  • CAS No: 75883-07-7
  • Chemical Name: Betamethasone 21-propionate; 9-Fluoro-11β,17-dihydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-21-yl propanoate