5,5-dimethyl-3-iodo-2-(morpholin-4-yl)-5,6-dihydrobenzothiophen-7(4H)-one 、
5-乙炔基-1-甲基-1H-咪唑 在
bis-triphenylphosphine-palladium(II) chloride 、
copper(l) iodide 二异丙胺 作用下,
反应 3.0h,
以93%的产率得到5,5-dimethyl-3-[(1-methyl-1H-imidazol-5-yl)ethynyl]-2-(morpholin-4-yl)-5,6-dihydrobenzothiophen-7(4H)-one