The continuum of carbon–hydrogen (C–H) activation mechanisms and terminology

KM Altus, JA Love - Communications Chemistry, 2021 - nature.com
As a rapidly growing field across all areas of chemistry, CH activation/functionalisation is
being used to access a wide range of important molecular targets. Of particular interest is the …

Agostic interactions in transition metal compounds

M Brookhart, MLH Green… - Proceedings of the …, 2007 - National Acad Sciences
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Unravelling the origin of intermolecular interactions using absolutely localized molecular orbitals

RZ Khaliullin, EA Cobar, RC Lochan… - The Journal of …, 2007 - ACS Publications
An energy decomposition analysis (EDA) method is proposed to isolate physically relevant
components of the total intermolecular interaction energies such as the contribution from …

The σ‐CAM mechanism: σ complexes as the basis of σ‐bond metathesis at late‐transition‐metal centers

RN Perutz, S Sabo‐Etienne - … Chemie International Edition, 2007 - Wiley Online Library
Complexes in which a σ‐H E bond (E= H, B, Si, C) acts as a two‐electron donor to the
metal center are called σ complexes. Clues that it is possible to interconvert σ ligands …

The occurrence and representation of three-centre two-electron bonds in covalent inorganic compounds

JC Green, MLH Green, G Parkin - Chemical Communications, 2012 - pubs.rsc.org
Although compounds that feature 3-centre 2-electron (3c–2e) bonds are well known, there
has been no previous effort to classify the interactions according to the number of electrons …

Characterization of a rhodium (I) σ-methane complex in solution

WH Bernskoetter, CK Schauer, KI Goldberg… - Science, 2009 - science.org
Numerous transition metal–mediated reactions, including hydrogenations, hydrosilations,
and alkane functionalizations, result in the cleavage of strong σ bonds. Key intermediates in …

Room temperature acceptorless alkane dehydrogenation from molecular σ-alkane complexes

AI McKay, AJ Bukvic, BE Tegner… - Journal of the …, 2019 - ACS Publications
The non-oxidative catalytic dehydrogenation of light alkanes via C–H activation is a highly
endothermic process that generally requires high temperatures and/or a sacrificial hydrogen …

Solid-State Synthesis and Characterization of σ-Alkane Complexes, [Rh(L2)(η22-C7H12)][BArF4] (L2 = Bidentate Chelating Phosphine)

SD Pike, FM Chadwick, NH Rees… - Journal of the …, 2015 - ACS Publications
The use of solid/gas and single-crystal to single-crystal synthetic routes is reported for the
synthesis and characterization of a number of σ-alkane complexes:[Rh (R2P (CH2) n …

Manganese alkane complexes: an IR and NMR spectroscopic investigation

JA Calladine, SB Duckett, MW George… - Journal of the …, 2011 - ACS Publications
Manganese propane and manganese butane complexes derived from CpMn (CO) 3 were
generated photochemically at 130− 136 K with the alkane as solvent and characterized by …

Selective C–H activation at a molecular rhodium sigma-alkane complex by solid/gas single-crystal to single-crystal H/D exchange

FM Chadwick, T Krämer, T Gutmann… - Journal of the …, 2016 - ACS Publications
The controlled catalytic functionalization of alkanes via the activation of C–H bonds is a
significant challenge. Although C–H activation by transition metal catalysts is often …