Chemical Communications

Regioselective copper-catalyzed chlorination and bromination of arenes with O 2 as the oxidant

L Yang, Z Lu, SS Stahl

Index: Yang, Lujuan; Lu, Zhan; Stahl, Shannon S. Chemical Communications, 2009 , # 42 p. 6460 - 6462

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Citation Number: 75

Abstract

Electron-rich aromatic C–H bonds undergo regioselective chlorination and bromination in the presence of CuX2, LiX (X= Cl, Br) and molecular oxygen. Preliminary mechanistic insights suggest that the bromination and chlorination reactions proceed by different pathways.