Results 11 to 20 of about 747,598 (292)

Developments of time-resolved XAFS spectroscopy techniques - applications in homogeneous catalysis [PDF]

open access: yes, 2004
Catalysis is one of the most important methods to obtain products in a selective and sustainable manner, i.e. in an environmental responsible manner.
Tromp, Moniek
core   +4 more sources

Paramagnetic species in catalysis research: A unified approach towards (the role of EPR in) heterogeneous, homogeneous and enzyme catalysis [PDF]

open access: yes, 2021
Paramagnetic (open-shell) systems, including transition metal ions, radical intermediates and defect centres, are often involved in catalytic transformations.
Thangavel, K.   +10 more
core   +1 more source

EPR spectroscopy as a tool in homogeneous catalysis research [PDF]

open access: yes, 2015
In the context of homogeneous catalysis, open-shell systems are often quite challenging to characterize. Nuclear magnetic resonance (NMR) spectroscopy is the most frequently applied tool to characterize organometallic compounds, but NMR spectra are ...
Christophe Rebreyend   +7 more
core   +2 more sources

Computational Study of Homogeneous Multimetallic Cooperative Catalysis [PDF]

open access: yes, 2021
Cooperative multimetallic catalysis is a fascinating field of research further expanding the role of homogeneous catalysis. The simultaneous activation of two substrates or functionalities by different catalytic entities and their subsequent coupling are
Maseras Cuní, Feliu   +3 more
core   +1 more source

Dinuclear Gold Complexes Supported by Wide Bite Angle Diphosphines for Preorganization-Induced Selective Dual-Gold Catalysis

open access: yesInorganics, 2019
The synthesis, reactivity, and potential of well-defined dinuclear gold complexes as precursors for dual-gold catalysis is explored. Using the preorganizing abilities of well-known wide bite angle diphosphine ligands, DBFPhos and DPEPhos, dinuclear Au(I)&
Marianne Lankelma   +3 more
doaj   +1 more source

Porphyrin Co(III)-Nitrene Radical Mediated Pathway for Synthesis of o-Aminoazobenzenes

open access: yesMolecules, 2018
Azobenzenes are versatile compounds with a range of applications, including dyes and pigments, food additives, indicators, radical reaction initiators, molecular switches, etc.
Monalisa Goswami, Bas de Bruin
doaj   +1 more source

Synthesis of 2-Substitued Indoles via Pd-Catalysed Cyclization in an Aqueous Micellar Medium

open access: yesMolecules, 2021
The synthesis of 2-substituted indoles starting from the corresponding unprotected 2-alkynylanilines was made possible in 3% TPGS-750-M water using Pd(OAc)2 alone as the catalyst.
Sofia Siciliano   +3 more
doaj   +1 more source

SYNERGISMS BETWEEN METAL AND PHOTOREDOX CATALYSIS: DECONVOLUTING COMPLEX SYSTEMS [PDF]

open access: yesQuímica Nova, 2020
This review briefly describes the evolution of organometallic chemistry and photoredox catalysis as independent fields; followed by a more in-depth presentation and discussion of representative examples derived from their synergistic combination, which ...
Alessandra A. G. Fernandes   +1 more
doaj   +2 more sources

Silylation of Dinitrogen Catalyzed by Hydridodinitrogentris(Triphenylphosphine)Cobalt(I)

open access: yesInorganics, 2016
Recently, homogeneous cobalt systems were reported to catalyze the reductive silylation of dinitrogen. In this study the investigations on the silylation of dinitrogen catalyzed by CoH(PPh3)3N2 are presented.
Wojciech I. Dzik
doaj   +1 more source

Frustrated Lewis Pairs in Heterogeneous Catalysis: Theoretical Insights

open access: yesMolecules, 2022
Frustrated Lewis pair (FLP) catalysts have attracted much recent interest because of their exceptional ability to activate small molecules in homogeneous catalysis.
Qiang Wan, Sen Lin, Hua Guo
doaj   +1 more source

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