[(1R,5S,9S,10R,11R,12S,15R)-15-[(Z)-2-[2-bromo-5-[(2S,3R,4R,5S,6S)-3,4,5-trimethoxy-6-methyloxan-2-yl]oxyphenyl]ethenyl]-11-[tert-butyl(dimethyl)silyl]oxy-5-ethyl-10-methyl-3-oxo-4-oxabicyclo[10.3.0]pentadec-13-en-9-yl] acetate 在
trans-di(μ-acetato)bis[o-(di-o-tolylphosphino)benzyl]dipalladium(II) 、
四丁基醋酸铵 作用下,
以
水 、
N,N-二甲基甲酰胺 、
乙腈 为溶剂,
反应 1.38h,
以90%的产率得到[(1R,2R,11R,14S,15R,16S,20S)-14-[tert-butyl(dimethyl)silyl]oxy-20-ethyl-15-methyl-22-oxo-7-[(2S,3R,4R,5S,6S)-3,4,5-trimethoxy-6-methyloxan-2-yl]oxy-21-oxatetracyclo[11.10.0.02,11.05,10]tricosa-3,5(10),6,8,12-pentaen-16-yl] acetate