Question

Identify the IUPAC of dexamethasone

• A. 2-Chloro-6\(\alpha\), 9\(\alpha\)-difluoro-11\(\alpha\), 17, 21-trihydroxy-16\(\alpha\)-methylpregna-1,4-dien-3, 20-dione
• B. 9\(\alpha\)-Fluoro-11\(\beta\), 17\(\alpha\), 21-trihydroxy-16\(\beta\)-methylpregna-1, 4-diene-3, 20-dione
• C. 22\(\alpha\)-Fluoro-11\(\beta\), 17\(\alpha\), 20-trihydroxy-16\(\beta\)-methylpregna-1, 4-diene-3, 20-dione
• D. 6\(\alpha\)-Fluoro-11\(\alpha\), 21-dihydroxy-16\(\alpha\)-methylpregna-1, 4-diene-3. 20-dione

Answer 1

The Correct Option is B

The correct option is (B) : 9\(\alpha\)-Fluoro-11\(\beta\), 17\(\alpha\), 21-trihydroxy-16\(\beta\)-methylpregna-1, 4-diene-3, 20-dione