一氧化碳 、 (3S,5R)-5-[(1S,2S)-1-[tert-butyl(dimethyl)silyl]oxy-3,3-dichloro-2-(2-methyl-3-trimethylstannylphenyl)propyl]-3-methyloxolan-2-one 、
[(1S,2R,6S,8R,9R,10S)-2-bromo-10-hydroxy-6-methyl-9-triethylsilyloxy-11-oxatricyclo[6.2.1.01,6]undec-4-en-5-yl] trifluoromethanesulfonate 在
四(三苯基膦)钯 、
copper(l) chloride 作用下,
以
二甲基亚砜 为溶剂,
反应 1.0h,
以41%的产率得到(3S,5R)-5-[(1S,2S)-2-[3-[(1S,2R,6R,8R,9R,10S)-2-bromo-10-hydroxy-6-methyl-9-triethylsilyloxy-11-oxatricyclo[6.2.1.01,6]undec-4-ene-5-carbonyl]-2-methylphenyl]-1-[tert-butyl(dimethyl)silyl]oxy-3,3-dichloropropyl]-3-methyloxolan-2-one