[4-(3-bromomethyl-5-tert-butyl-4-isopropoxy-2-methyl-phenylethynyl)-phenyl]-acetic acid methyl ester 在
bis-triphenylphosphine-palladium(II) chloride
三乙胺 、
三甲基乙炔基硅 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
以31%的产率得到{4-[5-tert-butyl-4-isopropoxy-2-methyl-3-(3-trimethylsilanyl-prop-2-ynyl)-phenylethynyl]-phenyl}-acetic acid methyl ester