在
Crabtree's catalyst 、
氢气 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
以88%的产率得到[(1R,3S,5R,6S,7S,8R,10R,11S,12R,13R,15S,17R,19R,21S,22R,24S)-21-[(1R)-1,3-bis(phenylmethoxy)propyl]-6,7,12,17,21-pentamethyl-22-phenylmethoxyspiro[4,9,14,20,25-pentaoxapentacyclo[13.10.0.03,13.05,10.019,24]pentacosane-8,2'-oxolane]-11-yl]oxy-tert-butyl-dimethylsilane