3-羟基吡咯烷 、 2,4-双(三氟甲基)溴苯 以The title compound (6.84 g, yield 45%) was obtained from 1-bromo-2,4-bis(trifluoromethyl)benzene and 3-hydroxypyrrolidine by a method similar to that in Reference Example 1的产率得到1-[2,4-bis(trifluoromethyl)phenyl]pyrrolidin-3-ol