6-(2-cyclopentyl-2-hydroxy-but-3-ynyl)-2,2-dimethyl-[1,3]dioxin-4-one 、
1-bromo-3-fluoro-4-i-propylbenzene 在
bis-triphenylphosphine-palladium(II) chloride 、
copper(l) iodide 二异丙胺 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 0.33h,
以81%的产率得到6-[2-cyclopentyl-4-(3-fluoro-4-isopropylphenyl)-2-hydroxybut-3-ynyl]-2,2-dimethyl-4H-1,3-dioxin-4-one