Visible-Light-Promoted Iridium(III)-Catalyzed Acceptorless Dehydrogenation of N-Heterocycles at Room Temperature
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INVESTIGACIONMetadades
Títol
Visible-Light-Promoted Iridium(III)-Catalyzed Acceptorless Dehydrogenation of N-Heterocycles at Room TemperatureData de publicació
2022-05-10Editor
American Chemical SocietyISSN
2155-5435Cita bibliogràfica
Mejuto, C.; Ibáñez-Ibáñez, L.; Guisado-Barrios, G.; Mata, J. A. Visible-Light-Promoted Iridium(III)-Catalyzed Acceptorless Dehydrogenation of N-Heterocycles at Room Temperature. ACS Catal. 2022, 12, 10, 6238-6245, DOI: 10.1021/acscatal.2c01224Tipus de document
info:eu-repo/semantics/articleVersió de l'editorial
https://pubs.acs.org/doi/full/10.1021/acscatal.2c01224Versió
info:eu-repo/semantics/publishedVersionParaules clau / Matèries
Resum
An effective visible-light-promoted iridium(III)-catalyzed hydrogen production from N-heterocycles is described. A single iridium complex constitutes the photocatalytic system playing a dual task, harvesting visible ... [+]
An effective visible-light-promoted iridium(III)-catalyzed hydrogen production from N-heterocycles is described. A single iridium complex constitutes the photocatalytic system playing a dual task, harvesting visible-light and facilitating C–H cleavage and H2 formation at room temperature and without additives. The presence of a chelating C–N ligand combining a mesoionic carbene ligand along with an amido functionality in the IrIII complex is essential to attain the photocatalytic transformation. Furthermore, the IrIII complex is also an efficient catalyst for the thermal reverse process under mild conditions, positioning itself as a proficient candidate for liquid organic hydrogen carrier technologies (LOHCs). Mechanistic studies support a light-induced formation of H2 from the Ir–H intermediate as the operating mode of the iridium complex. [-]
Publicat a
ACS Catalysis, 2022, 12 (10), 6238–6245Entitat finançadora
Ministerio de Ciencia, Innovación y Universidades | Ministerio de Ciencia e Innovación | Generalitat Valenciana | Universitat Jaume I | Gobierno de Aragón
Codi del projecte o subvenció
MICIU/ICTI2017-2020/RTI2018-098237-B-C22 | MICIU/ICTI2017-2020/RTI2018-098903-J-100 | MICIN/AEI/10.13039/501100011033/FEDER | RYC2019-026693-I/AEI/10.13039/501100011033 | PROMETEU/2020/028 | UJI-B2018-23 | FPU20/04385
Drets d'accés
info:eu-repo/semantics/openAccess
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