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Beyond the traditional roles of Ag in catalysis: the transmetalating ability of organosilver(i) species in Pd-catalysed reactions
Sara Martínez de Salinas,Mónica H. Pérez-Temprano
Organic & Biomolecular Chemistry Pub Date : 11/19/2018 00:00:00 , DOI:10.1039/C8OB02611D
Abstract

Silver salts are one of the most widely used additives in Pd-catalysed transformations. Apart from acting as a halide scavenger and/or an external oxidant, over the past decade it has been revealed that silver salts can play other roles such as a C–H activation promoter or decarboxylating agent, generating organosilver(I) species. These nucleophiles can promote innovative transformations by reacting with PdII intermediates through a transmetalation step. This review article covers different Pd-catalysed C–C bond-forming reactions where silver complexes have been proposed to act as nucleophilic coupling partners. We will also provide relevant mechanistic features associated with these transformations.

Graphical abstract: Beyond the traditional roles of Ag in catalysis: the transmetalating ability of organosilver(i) species in Pd-catalysed reactions
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