tert-butyl((R,6E,10E)-6,10-dimethyl-13-(naphthalen-1-yl)trideca-6,10-dien-1-yn-3-yloxy)dimethylsilane 在
indium(III) bromide 作用下,
以
二氯甲烷 为溶剂,
以76%的产率得到tert-butyl((3R,4aR,6aR,14aR,14bR)-6a,14b-dimethyl-4-methylene-1,2,3,4,4a,5,6,6a,13,14,14a,14b-dodecahydropicen-3-yloxy)dimethylsilane