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

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 an...

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Detalhes bibliográficos
Autores: Serra Parareda, Jordi, Parella Coll, Teodor, Ribas Salamaña, Xavi
Tipo de documento: artigo
Estado:Versão publicada
Data de publicação:2017
País:España
Recursos:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
Repositório:Recercat. Dipósit de la Recerca de Catalunya
OAI Identifier:oai:recercat.cat:10256/13591
Acesso em linha:http://hdl.handle.net/10256/13591
Access Level:Acceso aberto
Palavra-chave:Mecanismes de reacció (Química)
Reaction mechanisms (Chemistry)
Reaccions químiques
Chemical reactions
Catàlisi
Catalysis
Descrição
Resumo: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