methyl (1S*,3S*,5S*,7R*,8R*)-7-tert-butyldimethylsilyloxy-8-(3-tert-butyldimethylsilyloxy-E-1-octenyl)-2-oxobicyclo<3.3.0>octane-3-pentanoate 在
sodium tetrahydroborate 、
sodium methylate 作用下,
以
吡啶 为溶剂,
反应 39.0h,
生成 methyl (1SR,2SR,3RS,5SR,7RS,8RS)-7-tert-butyldimethylsilyloxy-8-(3-tert-butyldimethylsilyloxy-E-1-octenyl)-2-methylsulfonyloxybicyclo<3.3.0>octane-3-pentanoate