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Ligand-Free Copper-Catalyzed Arylation of Imidazole and N,N′-Carbonyldiimidazole, and Microwave-Assisted Synthesis of N-Aryl-1H-imidazoles

✍ Scribed by Xiao-Dong Yang; Liang Li; Hong-Bin Zhang

Publisher
John Wiley and Sons
Year
2008
Tongue
German
Weight
185 KB
Volume
91
Category
Article
ISSN
0018-019X

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✦ Synopsis

Abstract

Microwave‐assisted arylation of 1__H__‐imidazoles and N,N′‐carbonyldiimidazole under ligand‐free copper‐mediated conditions in tetraethyl orthosilicate is reported. Valuable evidence for understanding of the Cu‐catalyzed mechanism of the Ullmann reaction is also presented.

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