4-三氟甲基苯甲酰氯 、
三乙胺 、 、
2-(α-Dimethylamino-benzyl)-cyclohexanol 、
氢氧化钾 、
[2-(Dimethylaminophenyl-methyl)cyclohexyl]4-trifluoromethylbenzoate 、 在
Sodium sulfate-III 、 crude base 作用下,
以
二氯甲烷 为溶剂,
-10.0 ℃
、6.67 MPa
条件下,
反应 15.0h,
以877 mg of the hydrochloride of [2-(dimethylaminophenyl-methyl) cyclohexyl]4-trifluoromethylbenzoate (34% of theoretical) with a melting point above 230° C. were obtained from the crude base in accordance with Example 1 (4th stage)的产率得到2-[(Dimethylamino)(phenyl)methyl]cyclohexyl 4-(trifluoromethyl)benzoate hydrochloride