Optimizing catalyst and reaction conditions in gold (I) catalysis–ligand development

A Collado, DJ Nelson, SP Nolan - Chemical Reviews, 2021 - ACS Publications
This review considers phosphine and N-heterocyclic carbene complexes of gold (I) that are
used as (pre) catalysts for a range of reactions in organic synthesis. These are divided …

Water in N-heterocyclic carbene-assisted catalysis

E Levin, E Ivry, CE Diesendruck, NG Lemcoff - Chemical reviews, 2015 - ACS Publications
Water is one of the most abundant molecules on earth. It is inexpensive, especially when
compared to organic solvents, nonflammable, and nontoxic, it has a large heat capacity, and …

Hydration reactions catalyzed by transition metal–NHC (NHC= N-heterocyclic carbene) complexes

P Gao, M Szostak - Coordination Chemistry Reviews, 2023 - Elsevier
The catalytic addition of water to unsaturated C–C or C–N π bonds represent one of the
most important and environmentally sustainable methods to form C–O bonds for the …

Supported Au Nanoparticles with N-Heterocyclic Carbene Ligands as Active and Stable Heterogeneous Catalysts for Lactonization

R Ye, AV Zhukhovitskiy, RV Kazantsev… - Journal of the …, 2018 - ACS Publications
Attachment of N-heterocyclic carbenes (NHCs) on the surface of metal nanoparticle (NP)
catalysts permits fine-tuning of catalytic activity and product selectivity. Yet, NHC-coated Au …

Solvent-, silver-, and acid-free NHC-Au-X catalyzed hydration of alkynes. The pivotal role of the counterion

M Gatto, P Belanzoni, L Belpassi, L Biasiolo… - ACS …, 2016 - ACS Publications
NHC-Au-X (NHC= 1, 3-bis (2, 6-diisopropylphenyl) imidazol-2-ylidene, X–= BArF–, BF4–,
SbF6–, OTf–, NTf2–, ClO4–, OTs–, TFA–) catalysts were tested in the hydration of alkynes. A …

Generation of gold carbenes in water: efficient intermolecular trap** of the α-oxo gold carbenoids by indoles and anilines

L Li, C Shu, B Zhou, YF Yu, XY **ao, LW Ye - Chemical Science, 2014 - pubs.rsc.org
The efficient intermolecular reaction of gold carbene intermediates, generated via gold-
catalyzed alkyne oxidation, with indoles and anilines has been realized in aqueous media …

Characterization of hydrophilic gold (I) N-heterocyclic carbene (NHC) complexes as potent TrxR inhibitors using biochemical and mass spectrometric approaches

O Karaca, V Scalcon, SM Meier-Menches… - Inorganic …, 2017 - ACS Publications
We report here on the synthesis of a series of mono-and dinuclear gold (I) complexes
exhibiting sulfonated bis (NHC) ligands and novel hydroxylated mono (NHC) Au (I) …

Silver-Free Catalysis with Gold (I) Chloride Complexes

A Franchino, M Montesinos-Magraner… - Bulletin of the …, 2021 - academic.oup.com
Gold (I) chloride complexes are stable, widespread precatalysts that generally require
activation by halide abstraction to display useful catalytic activity. Chloride scavenging is …

Hydration of alkynes at room temperature catalyzed by gold (I) isocyanide compounds

Y Xu, X Hu, J Shao, G Yang, Y Wu, Z Zhang - Green Chemistry, 2015 - pubs.rsc.org
An effective method using gold (I) isocyanide complexes as catalysts for the transformation
of various alkynes to the corresponding ketones is successfully developed. The hydration …

Galactopyranoside-Substituted N-Heterocyclic Carbene Gold(I) Complexes: Synthesis, Stability, and Catalytic Applications to Alkyne Hydration

AW Hobsteter, MA Badajoz, MJ Lo Fiego… - ACS …, 2022 - ACS Publications
A series of novel gold (I) complexes bearing galactopyranoside-based N-heterocyclic
carbene ligands have been synthesized via transmetalation of the corresponding Ag (I) …