dimethyl (2RS,8aRS,10aRS)-10,12-dioxo-2,3,4,5,6,7,8,8a,9,10-decahydro-1H-2,10a-ethanophenanthrene-8,8-dicarboxylate 在
吡啶 、 sodium tetrahydroborate 作用下,
以
乙醇 为溶剂,
反应 21.0h,
生成
dimethyl (2RS,8aRS,10SR,10aRS,12SR)-10,12-dibenzoyloxy-2,3,4,5,6,7,8,8a,9,10-decahydro-1H-2,10a-ethanophenanthrene-8,8-dicarboxylate