(2E,4E,6E)-8-Bromo-4,6-dimethyl-octa-2,4,6-trienoic acid methyl ester 在
lithium diisopropyl amide 作用下,
以
四氢呋喃 为溶剂,
生成 (2E,4E,6Z,8E,10E)-(12S,13S,15S)-12,13,15-Tris-(tert-butyl-dimethyl-silanyloxy)-4,6,10-trimethyl-hexadeca-2,4,6,8,10-pentaenoic acid methyl ester