盐酸胍 、 (S)-2-hydroxy-2-methyl-3-(4-(4-(4-trifluoromethoxyphenoxy)piperidin-1-yl)phenoxy)-propionic acid ethyl ester 在
sodium ethanolate 作用下,
以
乙醇 为溶剂,
反应 48.0h,
以57%的产率得到(S)-2-imino-5-methyl-5-{4-[4-(4-trifluoromethoxyphenoxy)piperidin-1-yl]phenoxymethyl}oxazolidin-4-one