发明公开
EP0085900A2 Process for the preparation of 6-methyl-delta-4,6-3-keto steroids 失效
一种用于6-甲基Δ-4.6-3酮基类固醇的制备方法。

Process for the preparation of 6-methyl-delta-4,6-3-keto steroids
摘要:
A process for preparing 6-methyl-Δ 4,6 -3-keto steroids of
wherein X is


, comprises reacting a corresponding Δ 4 -3-keto steroid with methoxymethyl acetate (CH 3 -O-CH 2 -OAc) in an inert solvent at temperatures above room temperature in the presence of an alkali metal acetate.
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