A method is described which enables the production in only one chemical step of 1,4-bisdehydro-3-oxo-steroids inter alia from 3-oxo- steroids saturated in ring A or from the α β-mono-unsaturated 3-ketones. The dehydrogenating agent is selenium dioxide and the solvent a tertiary alcohol preferably containing some acid.
描述了一种方法,该方法使得能够仅在一个
化学步骤中从环A中饱和的3-氧-甾族化合物或从αβ-单不饱和的3-酮中特别生产1,4-双脱氢-3-氧-甾族化合物。脱氢剂是
二氧化硒,溶剂是叔醇,优选含有一些酸。