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Molecular Control of the Catalytic Properties of Rhodium Nanoparticles in Supported Ionic Liquid Phase (SILP) Systems (2020)
Journal Article
Bordet, A., Moos, G., Welsh, C., Licence, P., Luska, K. L., & Leitner, W. (2020). Molecular Control of the Catalytic Properties of Rhodium Nanoparticles in Supported Ionic Liquid Phase (SILP) Systems. ACS Catalysis, 10(23), 13904-13912. https://doi.org/10.1021/acscatal.0c03559

Rhodium nanoparticles (NPs) immobilized on imidazolium-based supported ionic liquid phases (Rh@SILP) act as effective catalysts for the hydrogenation of biomass-derived furfuralacetone. The structure of ionic liquid-type (IL) molecular modifiers was... Read More about Molecular Control of the Catalytic Properties of Rhodium Nanoparticles in Supported Ionic Liquid Phase (SILP) Systems.

Thermolysis of Organofluoroborate Ionic Liquids to NHC-Organofluoroborates (2020)
Journal Article
Clarke, C. J., Richardson, N., Firth, A. E., Hallett, J. P., & Licence, P. (2020). Thermolysis of Organofluoroborate Ionic Liquids to NHC-Organofluoroborates. ACS Sustainable Chemistry and Engineering, 8(44), 16386–16390. https://doi.org/10.1021/acssuschemeng.0c06377

A range of dialkylimidazolium organotrifluoroborate ionic liquids were prepared by anion metathesis from newly available potassium organotrifluoroborate salts, and their physical properties were characterized by TGA, DSC, and STA. Thermal decompositi... Read More about Thermolysis of Organofluoroborate Ionic Liquids to NHC-Organofluoroborates.

Probing the impact of the N3-substituted alkyl chain on the electronic environment of the cation and the anion for 1,3-dialkylimidazolium ionic liquids (2020)
Journal Article
Men, S., Jin, Y., & Licence, P. (2020). Probing the impact of the N3-substituted alkyl chain on the electronic environment of the cation and the anion for 1,3-dialkylimidazolium ionic liquids. Physical Chemistry Chemical Physics, 22(30), 17394-17400. https://doi.org/10.1039/d0cp02325f

In this study, X-ray photoelectron spectroscopy is used to probe the impact of the N3-substituted alkyl group on the electronic environment of the cation and the anion by comparing two types of imidazolium cations, 1-alkyl-3-butylimidazolium and 1-al... Read More about Probing the impact of the N3-substituted alkyl chain on the electronic environment of the cation and the anion for 1,3-dialkylimidazolium ionic liquids.

Tuning the Cation-Anion Interactions by Methylation of the Pyridinium Cation: An X-ray Photoelectron Spectroscopy Study of Picolinium Ionic Liquids (2020)
Journal Article
Men, S., Licence, P., Luo, H., & Dai, S. (2020). Tuning the Cation-Anion Interactions by Methylation of the Pyridinium Cation: An X-ray Photoelectron Spectroscopy Study of Picolinium Ionic Liquids. Journal of Physical Chemistry B, 124(30), 6657-6663. https://doi.org/10.1021/acs.jpcb.0c05872

X-ray photoelectron spectroscopy is used to investigate the impact of methylation on the electronic environment of pyridinium cations. Because of the electron-donating effect of the methyl group, there is a significant increase in electron density on... Read More about Tuning the Cation-Anion Interactions by Methylation of the Pyridinium Cation: An X-ray Photoelectron Spectroscopy Study of Picolinium Ionic Liquids.

Thermally-Stable Imidazolium Dicationic Ionic Liquids with Pyridine Functional Groups (2020)
Journal Article
Clarke, C. J., Bui-Le, L., Hallett, J. P., & Licence, P. (2020). Thermally-Stable Imidazolium Dicationic Ionic Liquids with Pyridine Functional Groups. ACS Sustainable Chemistry and Engineering, 8(23), 8762-8772. https://doi.org/10.1021/acssuschemeng.0c02473

Thermally-stable ionic liquids (ILs) have limited structural possibilities and lack coordinating anions or functional groups. Thermal stability effectively incurs a tunability penalty, limiting ionic liquid function to render them as simple heat-stab... Read More about Thermally-Stable Imidazolium Dicationic Ionic Liquids with Pyridine Functional Groups.

X-ray photoelectron spectroscopy of piperidinium ionic liquids: a comparison to the charge delocalised pyridinium analogues (2020)
Journal Article
Men, S., Licence, P., Do-Thanh, C. L., Luo, H., & Dai, S. (2020). X-ray photoelectron spectroscopy of piperidinium ionic liquids: a comparison to the charge delocalised pyridinium analogues. Physical Chemistry Chemical Physics, 22(21), 11976-11983. https://doi.org/10.1039/d0cp01454k

In this study, nine piperidinium-based ionic liquids are analysed by X-ray photoelectron spectroscopy. The effect of alkyl substituent length and the nature of the anion on the electronic environment of the cation are investigated. The electronic env... Read More about X-ray photoelectron spectroscopy of piperidinium ionic liquids: a comparison to the charge delocalised pyridinium analogues.

C-F bond activation of a perfluorinated ligand leading to nucleophilic fluorination of an organic electrophile (2020)
Journal Article
Morgan, P. J., Hanson-Heine, M. W., Thomas, H. P., Saunders, G. C., Marr, A. C., & Licence, P. (2020). C-F bond activation of a perfluorinated ligand leading to nucleophilic fluorination of an organic electrophile. Organometallics, 39(11), 2116–2124. https://doi.org/10.1021/acs.organomet.0c00176

We report a fluorine transfer reaction in which fluorine from a perfluorinated ligand undergoes C-F bond activation and transfer to an electrophile, resulting in the formation of a new fluorinated product and dimerization of the mono-defluorinated co... Read More about C-F bond activation of a perfluorinated ligand leading to nucleophilic fluorination of an organic electrophile.