反应详情

1-(4'-Chloro benzyl)-2-keto-3-phenyl-4-diethylamino ethyl piperazine prepared according to Example 10, is reduced by following the procedure described hereinabove in Example 8 (a) whereby, in place of 1-diethylamino ethyl-3-keto-2-phenyl piperazine, the equimolecular amount of said 1-(4'-Chloro benzyl)-2-keto-3-phenyl-4-diethylamino ethyl piperazine is used. The resulting 3-phenyl piperazine compound is obtained in the form of a light yellow oil boiling at 180° C./0.01 mm. Hg.