Acetic acid (1aR,2S,7R,7aR)-7-(tert-butyl-dimethyl-silanyloxy)-6-oxo-4-propyl-2,6,7,7a-tetrahydro-1aH-1,5-dioxa-cyclopropa[b]naphthalen-2-yl ester 在
palladium on activated charcoal lithium hydroxide 、
氢气 作用下,
以
乙二醇二甲醚 、
乙酸乙酯 为溶剂,
反应 7.0h,
生成 (2R,3R,7S,10S,11R)-3-{[tert-butyl(dimethyl)silyl]oxy}-10-hydroxy-7-propyl-1,6-dioxatricyclo[8.1.0.0
4,9]undec-4(9)-en-5-one