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无铜参与的钯催化Sonogashira偶联反应合成β-(2-苯乙炔基)环丁酮类化合物

Yan-yan QIAN,Ji-qiang GAO, Yuan-qi WU,Min ZHANG, Jun-jie ZHU,Yu LIU

Journal of Molecular Science（2020）

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Abstract
本文发展了一种简单高效的单钯催化体系,用于β-(2-溴芳基)环丁酮和末端炔的Sonogashira反应中,合成了一系列邻炔芳基-β-环丁酮类化合物.反应条件简单温和,催化剂及配体稳定易得,实验操作简捷便利,底物普适性良好.实现了金催化剂引发的该环丁酮类化合物的扩环反应.
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