Abstract
3α-Acetoxy-5β-pregnan-20β-ol
(4a) has been converted into the iodo alcohol (6)
with lead tetraacetate and iodine. The derived iodo
ketone (7) gave good yields of 3α-acetoxy-17,18-cyclo-5β-
pregnan-20-one(8a) when treated immediately with potassium t-butoxide and t-butyl alcohol.
Cited by
2 articles.
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