Process for Preparing 3a(Beta)-7a(Beta)-Dihydroxy-6a(Beta)-Alkyl-5Beta-Cholanic Acid

摘要

Process for preparing 3α-7α(β)-di-hydroxy-6α(β)-alkyl-5β-cholanic acid (I) in which R is a linear or branched C₁-C₅ alkyl and the relative intermediates 3α-hydroxy-6β-alkyl-7-keto-5β-cholanic (VIII) and 3α-hydroxy-6α-alkyl-7-keto-5β-cholanic (IX).;