Au(iii)-aryl intermediates in oxidant-free C–N and C–O cross-coupling catalysis?

Chemical Science Pub Date: 2016-09-23 DOI: 10.1039/C6SC03699F

Abstract

Au(III)-aryl species have been unequivocally identified as reactive intermediates in oxidant-free C–O and C–N cross coupling catalysis. The crystal structures of cyclometalated neutral and cationic Au(III) species are described and their key role in 2 electron-redox Au(I)/Au(III) catalysis in C–O and C–N cross couplings is shown. Nucleophiles compatible with Au-catalyzed cross couplings include aromatic and aliphatic alcohols and amines, as well as water and amides.

Graphical abstract: Au(iii)-aryl intermediates in oxidant-free C–N and C–O cross-coupling catalysis
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