6-(5-methansulfonyl-2,3-dihydrobenzofuran-7-yl)-6-methyl-4-trifluoromethylhept-1-yn-4-ol 、
trifluoromethanesulfonic acid 4-cyano-2-methyl-6-nitrophenyl ester 在
bis-triphenylphosphine-palladium(II) chloride 、
copper(l) iodide 三乙胺 作用下,
以
甲苯 为溶剂,
反应 0.17h,
以43%的产率得到4-[4-hydroxy-6-(5-methanesulfonyl-2,3-dihydrobenzofuran-7-yl)-6-methyl-4-trifluoromethylhept-1-ynyl]-3-methyl-5-nitrobenzonitrile