Synthesis of N-arylpiperazines from aryl halides and piperazine under a palladium tri-tert-butylphosphine catalyst

被引:351
作者
Nishiyama, M [1 ]
Yamamoto, T [1 ]
Koie, Y [1 ]
机构
[1] Tosoh Co Ltd, Yokkaichi Res Lab, Yokkaichi, Mie 510, Japan
关键词
D O I
10.1016/S0040-4039(97)10659-1
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A Pd/P(t-Bu)(3) catalyst system has revealed very high activity and selectivity for the amination of N-(hetero)aryl halides with unprotected piperazine. A wide variety of N-(hetero)arylpiperazines could be prepared using this catalyst. Turnover numbers up to 6400mol/mol have been obtained. (C) 1998 Elsevier Science Ltd. All rights reserved.
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页码:617 / 620
页数:4
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