Betamethasone Impurities

  • Betamethasone EP Impurities

  • Impurity: Betamethasone EP Impurity A
  • CAS No: 50-02-2
  • Chemical Name: 9-Fluoro-11Beta,17,21-trihydroxy-16alpha-methylpregna-1,4-diene-3,20-dione(dexamethasone)

  • Betamethasone EP Impurities

  • Impurity: Betamethasone EP Impurity B
  • CAS No: 25122-41-2
  • Chemical Name: 21-chloro-9-fluoro-11b,17-dihydroxy-16b-methylpregna-1,4-diene-3,20-dione

  • Betamethasone EP Impurities

  • Impurity: Betamethasone EP Impurity C
  • CAS No: 13504-15-9
  • Chemical Name: 17,21-dihydroxy-16b-methylpregna-1,4,9(11)-triene-3,20-dione

  • Betamethasone EP Impurities

  • Impurity: Betamethasone EP Impurity D
  • CAS No: 52619-05-3
  • Chemical Name: 9-fluoro-11b,17-dihydroxy-16b-methyl-3,20-dioxopregna-1,4-dien-21-ylethoxycarboxylate

  • Betamethasone EP Impurities

  • Impurity: Betamethasone EP Impurity E
  • CAS No: 981-34-0
  • Chemical Name: 9,11b-epoxy-17,21-dihydroxy-16b-methyl-9b-pregna-1,4-diene-3,20-dione,

  • Betamethasone EP Impurities

  • Impurity: Betamethasone EP Impurity F
  • CAS No: 330157-04-5
  • Chemical Name: 17,21-dihydroxy-16b-methylpregna-1,4,11-triene-3,20-dione

  • Betamethasone EP Impurities

  • Impurity: Betamethasone EP Impurity G
  • CAS No: 2597-76-4
  • Chemical Name: 11a,17,21-trihydroxy-16b-methylpregna-1,4-diene-3,20-dione

  • Betamethasone EP Impurities

  • Impurity: Betamethasone EP Impurity H
  • CAS No: 185613-71-2
  • Chemical Name: 14-fluoro-11b,17,21-trihydroxy-16b-methyl-8a,9b,14b-pregna-1,4-diene-3,20-dione

  • Betamethasone EP Impurities

  • Impurity: Betamethasone EP Impurity I
  • CAS No: 185613-69-8
  • Chemical Name: 8-fluoro-11b,17,21-trihydroxy-16b-methyl-8a,9b-pregna-1,4-diene-3,20-dione

  • Betamethasone EP Impurities

  • Impurity: Betamethasone EP Impurity J
  • CAS No: 18383-24-9
  • Chemical Name: 17,21-dihydroxy-16b-methylpregna-1,4-diene-3,20-dione