4-[[2-(3-fluorophenoxy)ethyl]oxy]-alpha-oxobenzeneacetic acid methyl ester 在
hexane-diethyl ether 作用下,
以
甲醇 、
sodium hydroxide 为溶剂,
以to give 0.5 g of colorless 4-[[2-(3-fluorophenoxy)ethyl]oxy]-alpha-oxobenzeneacetic acid, mp 108°-109° C.的产率得到4-[[2-(3-fluorophenoxy)ethyl]oxy]-alpha-oxobenzeneacetic acid