Resumen
Copper has emerged as an alternative metal for metal-catalyzed cross-coupling reactions due to its low cost, readily availability, and low toxicity. This article reports a water-soluble active molecular catalyst and its formation in the ligand-free Suzuki-Miyaura (SM) cross-coupling reactions with copper iodide as the precatalyst in aqueous solutions. The SM coupling is homogeneous in nature, and the molecular catalyst is Cu(OH) in its singlet electronic state as identified by experimental and computational UV-vis absorption spectroscopy. The Cu(OH) catalyst is generated through the leaching of oval-shaped Cu2O nanoparticles, which are characterized with X-ray Auger electron spectroscopy, X-ray absorption spectroscopy, and transmission electron microscopy. The soluble Cu(OH) species is stable for at least 4 weeks under ambient conditions.
| Idioma original | English |
|---|---|
| Páginas (desde-hasta) | 5791-5799 |
| Número de páginas | 9 |
| Publicación | Journal of Physical Chemistry C |
| Volumen | 127 |
| N.º | 12 |
| DOI | |
| Estado | Published - mar 30 2023 |
Nota bibliográfica
Publisher Copyright:© 2023 American Chemical Society.
Financiación
We acknowledge financial support from the National Science Foundation Division of Chemistry (Chemical Structure, Dynamics, and Mechanisms, grant no. 1800316). This research used resources of the Advanced Photon Source, an Office of Science User Facility operated for the U.S. Department of Energy (DOE) Office of Science by Argonne National Laboratory and was supported by the U.S. DOE under contract no. DE-AC02-06CH11357 and the Canadian Light Source and its funding partners. The authors would also like to thank Mark Watson for his help with GC–MS and Dali Qian and Jillian Cramer for their help with TEM.
| Financiadores | Número del financiador |
|---|---|
| National Science Foundation Division of Chemistry | 1800316 |
| U.S. Department of Energy EPSCoR | DE-AC02-06CH11357 |
| Office of Science Programs | |
| Argonne National Laboratory |
ASJC Scopus subject areas
- Electronic, Optical and Magnetic Materials
- General Energy
- Physical and Theoretical Chemistry
- Surfaces, Coatings and Films
Huella
Profundice en los temas de investigación de 'Water-Soluble Copper(I) Hydroxide Catalyst and Its Formation in Ligand-Free Suzuki-Miyaura Cross-Coupling Reactions'. En conjunto forman una huella única.Citar esto
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