available from 17-oxo steroids and 2 3-dihydro-1,4-dioxine, are easily converted into 21-hydroxy-20-oxo steroids with or without a double bond at the 16(17) position as well as to the dihydroxyacetone side-chain.
(17)的类
固醇17α-2,3-dihydro-1,4-dioxin-6-yl)-17β-ols(2)很容易从17-oxo类
固醇和2 3-dihydro-1,4-dioxine中获得。转化为在16(17)位置带有或不带有双键的21-羟基-20-氧代甾族化合物以及二
羟基丙酮侧链。