(2R)-2-(5'-tert-butoxycarbonyl-2'-methylphenyl)-2-dimethylaminohex-4-enoic acid (-)-8-phenylmenthol ester 在
palladium 10% on activated carbon 、
氢气 作用下,
以
乙酸乙酯 为溶剂,
反应 3.0h,
以99%的产率得到(2R)-2-(5'-tert-butoxycarbonyl-2'-methylphenyl)-2-dimethylaminohexanoic acid (-)-8-phenylmenthol ester