发明授权
US06630587B2 Processes for preparation of 9,11-epoxy steroids and intermediates useful therein 失效
制备9,11-环氧类固醇及其中有用的中间体的方法

Processes for preparation of 9,11-epoxy steroids and intermediates useful therein
摘要:
Novel 9&agr;-hydroxy steroid compounds, including compounds of Formula IX wherein —A—A—, —B—B—, R1, R3, R8 and R9 are as defined in the specification.
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