第 42 卷第 4 期Vol. 42 No. 4
2012 年 8 月Aug 2012

所属栏目:医药及中间体

N-苯基哌嗪的合成
沈大冬,陈文霞,金 鑫 (浙江医药股份有限公司新昌制药厂 研究院,浙江 新昌 312500)
摘 要:改进了N-苯基哌嗪的合成工艺,以二乙醇胺为原料,经二氯亚砜氯化得双(β-氯乙基)胺盐酸盐,用正丁醇做溶剂,在碱存在下,与苯胺缩合制备N-苯基哌嗪,收率69.4%。
关键词:N-苯基哌嗪;中间体;合成
中图分类号:TQ463+.54  文献标识码:A  文章编号:1009-9212(2012)04-0049-02
Synthesis of N-Phenyl Piperazine
SHEN Da-dong,CHEN Wen-xia,JIN-xin (Zhejiang Medicine Co.,Ltd. Xinchang Pharmaceutical Factory,Xinchang 312500,China)
Abstract:This paper described an improved synthesis of N-phenyl piperazine. Diethanolamine was chlorinated with thionyl chloride to obtain bis-(β-haloethyl)-amine hydrochloride,which was then reacted with aniline to yield N-phenylpiperazine in the presence of base. The title product was obtained in overall yield of 69.4%.
Key words:N-phenyl piperazine;intermediate;synthesis
作者简介:沈大冬(1979-),男,江苏淮安人,工程师,硕士,研究方向:原料药及医药中间体。(E-mail:shendadong@126.com)
收稿日期:2012-05-15