Solid-supported nitrogen acyclic carbene (SNAC) complexes of gold: preparation and catalytic activity

A readily accessible route to obtain solid-supported nitrogen acyclic carbene (SNAC) complexes of gold was designed using flow chemistry, and an analogous homogeneous gold complex was synthesized for comparison. Both were screened for counter ions in order to perform the Hashmi phenol synthesis. A r...

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Hauptverfasser: Tšupova, Svetlana (VerfasserIn) , Cadu, Alban (VerfasserIn) , Rudolph, Matthias (VerfasserIn) , Hashmi, A. Stephen K. (VerfasserIn)
Dokumenttyp: Article (Journal)
Sprache:Englisch
Veröffentlicht: 21 April 2017
In: Journal of catalysis
Year: 2017, Jahrgang: 350, Pages: 97-102
ISSN:1090-2694
DOI:10.1016/j.jcat.2017.03.013
Online-Zugang:Verlag, Volltext: http://dx.doi.org/10.1016/j.jcat.2017.03.013
Verlag, Volltext: http://www.sciencedirect.com/science/article/pii/S0021951717300908
Volltext
Verfasserangaben:Svetlana Tšupova, Alban Cadu, Sónia A.C. Carabineiro, Matthias Rudolph, A. Stephen K. Hashmi
Beschreibung
Zusammenfassung:A readily accessible route to obtain solid-supported nitrogen acyclic carbene (SNAC) complexes of gold was designed using flow chemistry, and an analogous homogeneous gold complex was synthesized for comparison. Both were screened for counter ions in order to perform the Hashmi phenol synthesis. A recyclability study was performed on the SNAC complex, which showed the high stability of this catalyst, with no observed leaching or gold nanoparticle formation. XPS analysis was employed to confirm the presence of gold and its oxidation state.
Beschreibung:Gesehen am 28.08.2017
Beschreibung:Online Resource
ISSN:1090-2694
DOI:10.1016/j.jcat.2017.03.013