7-(chloromethyl)-5-fluoro-2,2-dimethyl-2,3-dihydrobenzofuran 、
三苯基膦 在
乙醚 作用下,
以
甲苯 为溶剂,
反应 48.0h,
以to provide ((5-fluoro-2,2-dimethyl-2,3-dihydrobenzofuran-7-yl)methyl)triphenyl phosphonium chloride (648)的产率得到((5-fluoro-2,2-dimethyl-2,3-dihydrobenzofuran-7-yl)methyl)triphenyl phosphonium chloride