Richard O'Hair

Examination of N,N-dimethylbenzylamine as a substrate for ruthenium-catalysed C-H (thio)amidation: A mass spectrometry and DFT directed study

Weam AO Altalhi, Alasdair I McKay, Benjamin Spyrou, Allan J Canty, Paul S Donnelly, Richard AJ O'Hair

Journal article  |  2021  |  JOURNAL OF ORGANOMETALLIC CHEMISTRY

Key steps in the potential application of N,N-dimethylbenzylamine, a widely used substrate in organometallic chemistry, in rutheni..

Experimental and theoretical investigations into the manifestation of the γ-effect in 2- and 4-[2-silylethyl)]pyridines and pyridinium ions

Asimo Karnezis, Samuel C Brydon, Andrew Molino, David JD Wilson, Richard AJ O'Hair, Jonathan M White

Journal article  |  2021  |  Journal of Organometallic Chemistry

The γ-effect of the group 14 metals is a stabilizing interaction involving the back-lobe of the σC-M (M = Si, Ge, Sn, Pb) interact..

Tetraorganylargentate(III) Complexes: Key Intermediates in Silver-Mediated Cross-Coupling Reactions

Marius Deuker, Yang Yang, Richard AJ O'Hair, Konrad Koszinowski

Journal article  |  2021  |  ORGANOMETALLICS

The use of silver as a catalyst in cross-coupling reactions remains underdeveloped. We show by means of electrospray-ionization ma..

Dissecting Transmetalation Reactions at the Molecular Level: Role of the Coordinated Anion in Gas-Phase Models for the Transmetalation Step of the Hiyama Cross-Coupling Reaction

Adam WE Stewart, Howard Z Ma, Geethika K Weragoda, George N Khairallah, Allan J Canty, Richard AJ O'Hair

Journal article  |  2021  |  ORGANOMETALLICS

Palladium-catalyzed cross-coupling protocols have become a cornerstone in organic synthesis. Here, a gas-phase model of the Hiyama..

Phenyl argentate aggregates [AgnPhn 1](-) (n = 2-8): Models for the self-assembly of atom-precise polynuclear organometallics

Steven Daly, Sebastian Weske, Antonija Mravak, Marjan Krstic, Alexander Kulesza, Rodolphe Antoine, Vlasta Bonacic-Koutecky, Philippe Dugourd, Konrad Koszinowski, Richard AJ O'Hair

Journal article  |  2021  |  JOURNAL OF CHEMICAL PHYSICS

Electrospray ionization of phenyl argentates formed by transmetalation reactions between phenyl lithium and silver cyanide provide..

Modeling Metal-Catalyzed Polyethylene Depolymerization: [(Phen)Pd(X)]( ) (X = H and CH3) Catalyze the Decomposition of Hexane into a Mixture of Alkenes via a Complex Reaction Network

Kevin Parker, Geethika K Weragoda, Allan J Canty, Victor Ryzhov, Richard AJ O'Hair

Journal article  |  2021  |  ORGANOMETALLICS

The ternary Pd complexes [(phen)Pd(H)]+ (1-Pd) and [(phen)Pd(CH3)]+ (5-Pd) (where phen = 1,10-phenanthroline) both react with hexa..

Dissecting transmetalation reactions at the molecular level: C-B versus F-B bond activation in phenyltrifluoroborate silver complexes

Fiona Bathie, Adam WE Stewart, Allan J Canty, Richard AJ O'Hair

Journal article  |  2021  |  DALTON TRANSACTIONS

The gas-phase unimolecular reactions of the silver(i) complex [Ag(PhBF3)2]-, formed via electrospray ionisation mass spectrometry ..

A Two-Step Catalytic Cycle for the Acceptorless Dehydrogenation of Ethane by Group 10 Metal Complexes: Role of the Metal in Reactivity and Selectivity

Kevin Parker, Geethika K Weragoda, Allan J Canty, Anastasios Polyzos, Victor Ryzhov, Richard AJ O'Hair

Journal article  |  2020  |  Organometallics

Acceptorless dehydrogenation of ethane was achieved in the gas phase via a two-step catalytic cycle involving ternary cationic met..

Gas-Phase Models for the Nickel- and Palladium-Catalyzed Deoxygenation of Fatty Acids

Kevin Parker, Geethika K Weragoda, Victoria Pho, Allan J Canty, Anastasios Polyzos, Richard AJ O'Hair, Victor Ryzhov

Journal article  |  2020  |  CHEMCATCHEM

Using fatty acids as renewable sources of biofuels requires deoxygenation. While a number of promising catalysts have been develop..

ORGANOMETALLIC GAS-PHASE ION CHEMISTRY AND CATALYSIS: INSIGHTS INTO THE USE OF METAL CATALYSTS TO PROMOTE SELECTIVITY IN THE REACTIONS OF CARBOXYLIC ACIDS AND THEIR DERIVATIVES

Richard AJ O'Hair

Journal article  |  2020  |  MASS SPECTROMETRY REVIEWS

Carboxylic acids are valuable organic substrates as they are widely available, easy to handle, and exhibit structural and function..