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Author Van de Vyver, S.; Geboers, J.; Dusselier, M.; Schepers, H.; Vosch, T.; Zhang, L.; Van Tendeloo, G.; Jacobs, P.A.; Sels, B.F.
Title Selective bifunctional catalytic conversion of cellulose over reshaped ni particles at the tip of carbon nanofibers Type A1 Journal article
Year 2010 Publication Chemsuschem Abbreviated Journal Chemsuschem
Volume 3 Issue 6 Pages 698-701
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis (up)
Publisher Place of Publication Weinheim Editor
Language Wos 000279753300011 Publication Date 2010-05-05
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 1864-5631;1864-564X; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 7.226 Times cited 136 Open Access
Notes Approved Most recent IF: 7.226; 2010 IF: 6.325
Call Number UA @ lucian @ c:irua:95657 Serial 2962
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Author Khalil, I.; Rigamonti, M.G.; Janssens, K.; Bugaev, A.; Arenas Esteban, D.; Robijns, S.; Donckels, T.; Beydokhti, M.T.; Bals, S.; De Vos, D.; Dusselier, M.
Title Atomically dispersed ruthenium hydride on beta zeolite as catalysts for the isomerization of muconates Type A1 Journal article
Year 2024 Publication Nature Catalysis Abbreviated Journal
Volume 7 Issue Pages 921-933
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract Searching for sustainable polymers requires access to biomass-based monomers. In that sense, glucose-derived cis,cis-muconic acid stands as a high-potential intermediate. However, to unlock its potential, an isomerization to the value-added trans,trans-isomer, trans,trans-muconic acid, is required. Here we develop atomically dispersed low-loaded Ru on beta zeolite catalysts that produce trans,trans-muconate in ethanol with total conversion (to equilibrium) and a selectivity of >95%. We reach very high turnovers per Ru and productivity rates of 427 mM h(-1) (similar to 85 g l(-1) h(-1)), surpassing the bio-based cis,cis-muconic acid production rates by an order of magnitude. By coupling isomerization to Diels-Alder cycloaddition, terephthalate intermediates are produced in around 90% yields, circumventing the isomer equilibrium. Isomerization is promoted by Ru hydride species where the hydrides are generated from the alcohol solvent, as evidenced by Fourier transform infrared spectroscopy. Beyond isomerization, the Ru-zeolite and its hydride-forming capacity could be of use as a heterogeneous catalyst for other hydride chemistries, demonstrated by a successful hydride transfer hydrogenation.
Address
Corporate Author Thesis (up)
Publisher Place of Publication Editor
Language Wos https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=brocade2&SrcAuth=WosAPI&KeyUT=WOS:001294 Publication Date 2024-08-19
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 2520-1158 ISBN Additional Links UA library record; WoS full record
Impact Factor 37.8 Times cited Open Access
Notes Approved Most recent IF: 37.8; 2024 IF: NA
Call Number UA @ admin @ c:irua:207521 Serial 9277
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