PROCESS TO PREPARE 11β,17α,21-TRIHYDROXY-6α-METHYLPREGNA-1,4-DIENE-3,20-DIONE 21-ACETATE
摘要
<p>The present invention is a novel process for the transformation of 17α-hydroxy-6α-methylpregn-4-ene-3,20-dione 17-acetate (Formula (I)) to 11β,17α,21-trihydroxy-6α-methylpregna-1,4-diene-3,20-dione 21-acetate (Formula (VI))..</p>