[HTML][HTML] The key role of R–NHC coupling (R= C, H, heteroatom) and M–NHC bond cleavage in the evolution of M/NHC complexes and formation of catalytically active …

VM Chernyshev, EA Denisova, DB Eremin… - Chemical …, 2020 - pubs.rsc.org
Complexes of metals with N-heterocyclic carbene ligands (M/NHC) are typically considered
the systems of choice in homogeneous catalysis due to their stable metal–ligand framework …

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 …

Phantom reactivity in organic and catalytic reactions as a consequence of microscale destruction and contamination-trapping effects of magnetic stir bars

EO Pentsak, DB Eremin, EG Gordeev… - ACS catalysis, 2019 - ACS Publications
Magnetic stir bars are routinely used by every chemist doing synthetic or catalytic
transformations in solution. Each bar lasts for months or years, as the regular PTFE …

Pd and Pt catalyst poisoning in the study of reaction mechanisms: what does the mercury test mean for catalysis?

VM Chernyshev, AV Astakhov, IE Chikunov… - ACS …, 2019 - ACS Publications
The mercury test is a rapid and widely used method for distinguishing truly homogeneous
molecular catalysis from nanoparticle metal catalysis. In the current work, using various M0 …

Development of an aryl amination catalyst with broad scope guided by consideration of catalyst stability

SD McCann, EC Reichert, PL Arrechea… - Journal of the …, 2020 - ACS Publications
We have developed a new dialkylbiaryl monophosphine ligand, GPhos, that supports a
palladium catalyst capable of promoting carbon–nitrogen cross-coupling reactions between …

Rh (CAAC)-catalyzed arene hydrogenation: evidence for nanocatalysis and sterically controlled site-selective hydrogenation

BL Tran, JL Fulton, JC Linehan, JA Lercher… - ACS …, 2018 - ACS Publications
We report the arene hydrogenation of ethers, amides, and esters at room temperature and
low hydrogen pressure, starting from [(CAAC) Rh (COD) Cl](CAAC= cyclic alkyl amino …

Formation and stabilization of nanosized Pd particles in catalytic systems: Ionic nitrogen compounds as catalytic promoters and stabilizers of nanoparticles

VM Chernyshev, OV Khazipov, DB Eremin… - Coordination Chemistry …, 2021 - Elsevier
Actual palladium catalysts in synthetic transformations in reaction mixtures are usually
represented by dynamic catalytic systems that contain various interconvertible forms of metal …

Modeling key pathways proposed for the formation and evolution of “cocktail”-type systems in Pd-catalyzed reactions involving ArX reagents

MV Polynski, VP Ananikov - ACS Catalysis, 2019 - ACS Publications
Reversible leaching of palladium nanoparticles occurs in a variety of catalytic reactions
including cross-couplings, amination, the Heck reaction, etc. It is complemented by capturing …

Discovery of the N–NHC coupling process under the conditions of Pd/NHC-and Ni/NHC-catalyzed buchwald–hartwig amination

VM Chernyshev, OV Khazipov, MA Shevchenko… - …, 2022 - ACS Publications
Complexes of palladium and nickel with N-heterocyclic carbene ligands (M/NHC, M= Pd, Ni)
are widely used as effective catalysts for various amination reactions. A previously …

New class of RSO 2-NHC ligands and Pd/RSO 2-NHC complexes with tailored electronic properties and high performance in catalytic C–C and C–N bonds formation

DV Pasyukov, MA Shevchenko, AV Astakhov… - Dalton …, 2023 - pubs.rsc.org
Imidazolium salts have found ubiquitous applications as N-heterocyclic carbene precursors
and metal nanoparticle stabilizers in catalysis and metallodrug research. Substituents …