[(2S)-1-[tert-butyl(diphenyl)silyl]oxypent-4-en-2-yl] (2E,6R,7S,8S)-7-hydroxy-4,4,6,8-tetramethyl-5-oxotrideca-2,12-dienoate 在
Grubbs catalyst first generation 作用下,
以
二氯甲烷 为溶剂,
反应 12.0h,
以85%的产率得到(3E,13E)-(7R,8S,9S,16S)-16-(tert-Butyl-diphenyl-silanyloxymethyl)-8-hydroxy-5,5,7,9-tetramethyl-oxacyclohexadeca-3,13-diene-2,6-dione