(3aS,4R,5R,7aS)-7-iodo-4-methoxy-2,2-dimethyl-3a,4,5,7a-tetrahydrobenzo[d][1,3]dioxol-5-ol 、
7-methyl-3-methyleneoct-1-yne 在
bis-triphenylphosphine-palladium(II) chloride 、
copper(l) iodide 作用下,
以
二乙胺 为溶剂,
反应 3.0h,
以70%的产率得到(3aR,4R,5R,7aR)-4-methoxy-2,2-dimethyl-7-(7-methyl-3-methyleneoct-1-yn-1-yl)-3a,4,5,7a-tetrahydrobenzo[d][1,3]dioxol-5-ol