(E)-4-[(2R,4aR,6S,7R,8aS)-7-(tert-Butyl-dimethyl-silanyloxy)-4a,6-dimethyl-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-6-yl]-2-methyl-but-2-enoic acid ethyl ester 在
palladium on activated charcoal lithium aluminium tetrahydride 、
氢气 作用下,
以
乙醚 、
乙酸乙酯 为溶剂,
反应 40.67h,
生成
4-[(2R,4aR,6S,7R,8aS)-7-(tert-Butyl-dimethyl-silanyloxy)-4a,6-dimethyl-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-6-yl]-2-methyl-butan-1-ol