Olefin metathesis reactions with fluorinated substrates, catalysts, and solvents

S Fustero, A Simon-Fuentes, P Barrio… - Chemical …, 2015 - ACS Publications
Organofluorine compounds 1 have found increasing applications in key industrial fields
such as the pharmaceutical 2 and medicinal chemistry 3 or crop 4 and material sciences, 5 …

Recent advances in the application of ring-closing metathesis for the synthesis of unsaturated nitrogen heterocycles

EJ Groso, CS Schindler - Synthesis, 2019 - thieme-connect.com
This short review summarizes recent advances relating to the application of ring-closing
olefin-olefin and carbonyl-olefin metathesis reactions towards the synthesis of unsaturated …

Photoinduced olefin diamination with alkylamines

S Govaerts, L Angelini, C Hampton… - Angewandte Chemie …, 2020 - Wiley Online Library
Vicinal diamines are ubiquitous materials in organic and medicinal chemistry. The direct
coupling of olefins and amines would be an ideal approach to construct these motifs …

Ligand-controlled regioselectivity in the hydrothiolation of alkynes by rhodium N-heterocyclic carbene catalysts

A Di Giuseppe, R Castarlenas… - Journal of the …, 2012 - ACS Publications
Rh–N-heterocyclic carbene compounds [Rh (μ-Cl)(IPr)(η2-olefin)] 2 and RhCl (IPr)(py)(η2-
olefin)(IPr= 1, 3-bis (2, 6-diisopropylphenyl) imidazol-2-carbene, py= pyridine, olefin …

Cationic ruthenium (II)-CNC pincer complexes as phosphine-free catalysts for nitrile hydration to amides in aqueous medium

RK Singh, D Yadav, AK Singh - Molecular Catalysis, 2023 - Elsevier
We report the synthesis, characterization, and catalytic activity of a series of electron-rich,
phosphine-free complexes featuring multiple N-heterocyclic carbene (NHC) ligands, namely …

The activation mechanism of Ru–Indenylidene complexes in olefin metathesis

CA Urbina-Blanco, A Poater, T Lebl… - Journal of the …, 2013 - ACS Publications
Olefin metathesis is a powerful tool for the formation of carbon–carbon double bonds.
Several families of well-defined ruthenium (Ru) catalysts have been developed during the …

Synthesis and study of olefin metathesis catalysts supported by redox-switchable diaminocarbene [3] ferrocenophanes

CD Varnado, EL Rosen, MS Collins, VM Lynch… - Dalton …, 2013 - pubs.rsc.org
A redox-switchable ligand, N, N′-dimethyldiaminocarbene [3] ferrocenophane (5), was
synthesized and incorporated into a series of Ir-and Ru-based complexes. Electrochemical …

Comparison of different ruthenium–alkylidene bonds in the activation step with N-heterocyclic carbene Ru-catalysts for olefins metathesis

A Poater, F Ragone, A Correa, L Cavallo - Dalton Transactions, 2011 - pubs.rsc.org
Density functional theory calculations have been used to investigate the activation steps
involving three of the most used alkylidene groups in Ru-catalysts for olefins metathesis …

How does the addition of steric hindrance to a typical N-heterocyclic carbene ligand affect catalytic activity in olefin metathesis?

A Poater, L Falivene, CA Urbina-Blanco… - Dalton …, 2013 - pubs.rsc.org
Density functional theory (DFT) calculations were used to predict and rationalize the effect of
the modification of the structure of the prototype 1, 3-bis (2, 6-diisopropylphenyl) imidazol-2 …

Low Catalyst Loading in Ring‐Closing Metathesis Reactions

R Kadyrov - Chemistry–A European Journal, 2013 - Wiley Online Library
An efficient procedure is described for ring‐closing metathesis reactions. A conversion of
95% for diethyl diallylmalonate in dilute solution could be achieved within a few minutes …