4-[5-(cyclopropyl-methyl-amino)-8,8-dimethyl-5,6,7,8-tetrahydro-naphthalene-2-ylethynyl]-2-fluoro-benzoic acid ethyl ester 在
sodium hydroxide 作用下,
以
乙醇 、
正己烷 为溶剂,
以16%的产率得到4-[5-(Cyclopropyl-methyl-amino)-8,8-dimethyl-5.6,7.8-tetrahydro-naphthalene-2-yl-ethynyl]-2-fluoro benzoic acid