Brenda Rabell

ORCID: 0000-0002-1658-9978
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Research Areas
  • Carbon dioxide utilization in catalysis
  • Catalysis for Biomass Conversion
  • Asymmetric Hydrogenation and Catalysis
  • Chemical Thermodynamics and Molecular Structure
  • CO2 Reduction Techniques and Catalysts
  • Thermal and Kinetic Analysis
  • N-Heterocyclic Carbenes in Organic and Inorganic Chemistry
  • Crystallization and Solubility Studies
  • Carbon Dioxide Capture Technologies
  • thermodynamics and calorimetric analyses

Technical University of Denmark
2022-2025

Benemérita Universidad Autónoma de Puebla
2018-2019

High catalytic activities of Ru-PNP [Ru = ruthenium; PNP bis alkyl- or aryl ethylphosphinoamine complexes in ionic liquids (ILs) were obtained for the reversible hydrogenation CO2 and dehydrogenation formic acid (FA) under exceedingly mild conditions without sacrificial additives. The novel system relies on synergic combination IL proceeds with already at 25 °C a continuous flow 1 bar CO2/H2 (1:5), leading to 14 mol % FA respect IL. A pressure 40 (1:1) provides 126 FA/IL corresponding...

10.1021/jacs.2c10399 article EN Journal of the American Chemical Society 2023-03-03

A new Ru( ii )-complex with an amino-di(NHC) CNC pincer ligand was developed and characterised. In combination ionic liquid, it efficiently catalyses formic acid dehydrogenation under mild, additive-free conditions, producing H 2 CO .

10.1039/d4cc05164e article EN Chemical Communications 2025-01-01

Formic acid is one of the most promising candidates for long-term storage hydrogen in liquid form. Herein, we present a new collection ruthenium pincer complexes general formula [RuHCl(POP)(PPh3)] using commercially available or easy-to-synthesize tridentate xantphos-type POP ligands. We applied these dehydrogenation formic to CO2 and H2 ionic BMIM OAc (1-butyl-3-methylimidazolium acetate) as solvent under mild, reflux-free conditions. The best performing catalyst with respect maximum...

10.1038/s41598-024-76782-3 article EN cc-by-nc-nd Scientific Reports 2024-10-31

In this work, we determine, both experimentally and computationally, structural thermochemical properties of the methyl 2- 4-methoxybenzoates. Combustion vaporization enthalpies these compounds were obtained through combustion calorimetry thermogravimetry. From properties, their standard molar formation in gas phase, at T = 298.15 K, also determined. addition, computed gas-phase 2-, 3-, 4-methoxybenzoates using composite method Gaussian G4, atomization reactions, a weighted Boltzmann...

10.1021/acs.jced.8b00978 article EN Journal of Chemical & Engineering Data 2019-03-07

<title>Abstract</title> Formic acid is one of the most promising candidates for long-term storage hydrogen in liquid form. Herein, we present a new collection ruthenium pincer complexes general formula [RuHCl(POP)(PPh<sub>3</sub>)] using commercially available or easy-to-synthesize tridentate xantphos-type POP ligands. We applied these dehydrogenation formic to CO<sub>2</sub> and H<sub>2</sub> ionic BMIM OAc as solvent under reflux-free, mild conditions. The best performing catalyst with...

10.21203/rs.3.rs-4654797/v1 preprint EN cc-by Research Square (Research Square) 2024-08-27

High catalytic activities of Ru-PNP complexes in ionic liquid (IL) were obtained for the reversible hydrogenation CO2 and dehydrogenation formic acid (FA) under exceedingly mild conditions. The novel system relies on an unprecedented IL-promoted activation proceeds already at 25 ⁰C a continuous flow 1 bar CO2/H2, leading to 14 mol% FA with respect IL, whereas pressure 40 CO2/H2 (1:1) provides 126 FA/IL. conversion contained imitated biogas was also achieved ⁰C. Furthermore, Ru-PNP/IL...

10.26434/chemrxiv-2022-643jb preprint EN cc-by-nc-nd 2022-09-29
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