(E)-2-<2-(phenylthio)ethenyl>-1,3-dioxolane 在
sodium tetrahydroborate 作用下,
以
乙酸乙酯 为溶剂,
反应 0.5h,
以77%的产率得到(1R
*,2S
*,4S
*,5R
*,7R
*,8S
*,9R
*,10R
*)-N-phenyl-2-hydroxy-8-methyl-9-methoxy-9-(phenylthio)-10-chloro-11,12-dioxatricyclo<6.2.1.1
2,7>dodecane-4,5-dicarboximide