(2E,10E)-(5S,6R,7R,8R,9R)-12-Acetoxy-6-(tert-butyl-dimethyl-silanyloxy)-8-hydroxy-3,5,7,9-tetramethyl-11-tributylstannanyl-dodeca-2,10-dienoic acid methyl ester 在
bis-triphenylphosphine-palladium(II) chloride 、
copper(l) iodide 、
碘 、
三乙胺 作用下,
以
二氯甲烷 为溶剂,
反应 1.5h,
生成
(2E,5S,6R,7R,8R,9R,10Z)-11-acetoxymethyl-6-(tert-butyldimethylsiloxy)-8-hydroxy-3,5,7,9-tetramethyl-13-(trimethylsilyl)trideca-2,10-dien-12-ynoic acid methyl ester