NHC-stabilized ruthenium nanoparticles as new catalysts for the hydrogenation of aromatics?

Catalysis Science & Technology Pub Date: 2012-10-16 DOI: 10.1039/C2CY20561K

Abstract

The application of ruthenium nanoparticles (RuNPs) stabilized by the N-heterocyclic carbenes (NHC) N,N′-di(tert-butyl)imidazol-2-ylidene (ItBu) and 1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene IPr as catalysts in the hydrogenation of several substrates is reported under various reaction conditions (solvent, substrate concentration, substrate/metal ratio, temperature). The RuNHC nanoparticles are active catalysts in the hydrogenation of aromatics and show an interesting ligand effect, RuIPr NPs being generally more active than RuItBu.

Graphical abstract: NHC-stabilized ruthenium nanoparticles as new catalysts for the hydrogenation of aromatics
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