Tetrahedron

Synthesis of 6, 7-dihydro-5H-dibenzo [c, e] azepines and biaryls by palladium-catalyzed Ullmann reaction

M Yu, RY Tang, JH Li

Index: Yu, Ming; Tang, Ri-Yuan; Li, Jin-Heng Tetrahedron, 2009 , vol. 65, # 17 p. 3409 - 3416

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Citation Number: 7

Abstract

A novel palladium-catalyzed Ullmann protocol is described for the synthesis of 6, 7-dihydro- 5H-dibenzo [c, e] azepines and biaryls. In the presence of Pd (OAc) 2 and KOAc, intramolecular or intermolecular Ullmann coupling of aryl halides proceeds efficiently ...

~23%

~96%

~96%

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