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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.

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.

Probing the electronic structure of ether functionalised ionic liquids using X-ray photoelectron spectroscopy (2019)
Journal Article
Dick, E., Fouda, A., Besley, N. A., & Licence, P. (2020). Probing the electronic structure of ether functionalised ionic liquids using X-ray photoelectron spectroscopy. Physical Chemistry Chemical Physics, 22(3), 1624-1631. https://doi.org/10.1039/c9cp01297d

The charge distribution associated with individual components in functionalised ionic liquids (ILs) can be tuned by careful manipulation of the substituent groups incorporated into the ions. Here we use X-ray photoelectron spectroscopy to investigate... Read More about Probing the electronic structure of ether functionalised ionic liquids using X-ray photoelectron spectroscopy.

In vitro cytotoxicity assessment of monocationic and dicationic pyridinium-based ionic liquids on HeLa, MCF-7, BGM and EA.hy926 cell lines (2019)
Journal Article
Perez, S., Montalbán, M., Carissimi, G., Licence, P., & Villora, G. (2020). In vitro cytotoxicity assessment of monocationic and dicationic pyridinium-based ionic liquids on HeLa, MCF-7, BGM and EA.hy926 cell lines. Journal of Hazardous Materials, 385, Article 121513. https://doi.org/10.1016/j.jhazmat.2019.121513

Dicationic ionic liquids (ILs) generally possess higher thermal and electrochemical stability than the analogous monocationic ILs, which makes them more suitable for high-temperature applications as solvents for organic reactions, lubricants or stati... Read More about In vitro cytotoxicity assessment of monocationic and dicationic pyridinium-based ionic liquids on HeLa, MCF-7, BGM and EA.hy926 cell lines.

In Situ Sulfidation of Pd/C: A Straightforward Method for Chemoselective Conjugate Reduction by Continuous Hydrogenation (2019)
Journal Article
Moore, J. C., Howie, R. A., Bourne, S. L., Jenkins, G. N., Licence, P., Poliakoff, M., & George, M. W. (2019). In Situ Sulfidation of Pd/C: A Straightforward Method for Chemoselective Conjugate Reduction by Continuous Hydrogenation. ACS Sustainable Chemistry and Engineering, 7(19), 16814-16819. https://doi.org/10.1021/acssuschemeng.9b04347

A method has been developed for the in situ sulfidation of Pd/C under continuous flow. The approach provides a cheap, sustainable, and operationally convenient method for chemoselective conjugate reduction by continuous hydrogenation. High conversio... Read More about In Situ Sulfidation of Pd/C: A Straightforward Method for Chemoselective Conjugate Reduction by Continuous Hydrogenation.