Dual gold catalysis

ASK Hashmi - Accounts of Chemical Research, 2014 - ACS Publications
For more than a decade the innovative field of homogeneous catalysis by gold was
dominated by the interaction of the substrate molecule with one gold center, in most cases in …

Dinuclear gold (i) complexes: from bonding to applications

TACA Bayrakdar, T Scattolin, X Ma… - Chemical Society …, 2020 - pubs.rsc.org
The last two decades have seen a veritable explosion in the use of gold (I) complexes
bearing N-heterocyclic carbene (NHC) and phosphine (PR3) ligands. Both ligand families …

Mechanistic Insights into the Gold(I)-Catalyzed Activation of Glycosyl ortho-Alkynylbenzoates for Glycosidation

Y Tang, J Li, Y Zhu, Y Li, B Yu - Journal of the American Chemical …, 2013 - ACS Publications
Anomerization, which involves cleavage and formation of the anomeric C–O bond, is of
fundamental importance in the carbohydrate chemistry. Herein, the unexpected gold (I) …

Elusive reaction intermediates in solution explored by ESI‐MS: Reverse periscope for mechanistic investigations

C Iacobucci, S Reale… - Angewandte Chemie …, 2016 - Wiley Online Library
Just as periscopes allow a submarine to visually search for objects above the surface of the
sea, in a reversed periscope fashion electrospray mass spectrometry (ESI‐MS) can analyze …

Hydrophenoxylation of alkynes by cooperative gold catalysis

Y Oonishi, A Gómez‐Suárez… - Angewandte Chemie …, 2013 - Wiley Online Library
Over the past decade, the concept of cooperative or dual catalysis has emerged as an
attractive and effective strategy to access unique reactivity and selectivity in synthetic …

Counterion effect in the reaction mechanism of NHC gold (I)-catalyzed alkoxylation of alkynes: computational insight into experiment

G Ciancaleoni, L Belpassi, D Zuccaccia… - Acs …, 2015 - ACS Publications
Experimental data suggest that anions that provide a compromise between the hydrogen-
bond acceptor and the coordinating powers rather than poor coordinating anions …

The mechanism of gold (I)‐catalyzed hydroalkoxylation of alkynes: An extensive experimental study

A Zhdanko, ME Maier - Chemistry–A European Journal, 2014 - Wiley Online Library
An extensive experimental study of the mechanism of gold (I)‐catalyzed hydroalkoxylation of
internal alkynes has been conducted by using NMR spectroscopy. This study was focused …

Gold-catalyzed intermolecular alkyne hydrofunctionalizations—mechanistic insights

CH Leung, M Baron, A Biffis - Catalysts, 2020 - mdpi.com
An overview of the current state of mechanistic understanding of gold-catalyzed
intermolecular alkyne hydrofunctionalization reactions is presented. Moving from the …

[{Au(NHC)}2(μ-OH)][BF4]: Silver-Free and Acid-Free Catalysts for Water-Inclusive Gold-Mediated Organic Transformations

A Gomez-Suarez, Y Oonishi, S Meiries… - Organometallics, 2013 - ACS Publications
The synthesis of a series of digold hydroxide complexes is reported. These diaurated
species, of the formula [{Au (NHC)} 2 (μ-OH)][BF4](where NHC= IPr Cl, IPr*, IPent), were …

The pivotal role of the counterion in gold catalyzed hydration and alkoxylation of alkynes

D Zuccaccia, A Del Zotto, W Baratta - Coordination Chemistry Reviews, 2019 - Elsevier
Hydration and alkoxylation of alkynes are key processes for the industrial production of
carbonyl derivatives. In this review, the pivotal role of ion pairing in the mechanism of …