Liquid phase oxidation of alcohols with oxygen: in situ monitoring of the oxidation state of Bi-promoted Pd/Al2O3

Csilla Keresszegi; Jan-Dierk Grunwaldt; Tamas Mallat; Alfons Baiker

doi:10.1039/B304508K

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Liquid phase oxidation of alcohols with oxygen: in situ monitoring of the oxidation state of Bi-promoted Pd/Al₂O₃†

Csilla Keresszegi,^a Jan-Dierk Grunwaldt,^a Tamas Mallat^a and Alfons Baiker*^a

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* Corresponding authors

^a Institute for Chemical and Bioengineering, Swiss Federal Institute of Technology, ETH Hönggerberg HCI, CH–8093 Zurich, Switzerland
E-mail: baiker@tech.chem.ethz.ch
Fax: +41 1 632 1163
Tel: +41 1 632 3153

Abstract

In situ, time-resolved XAS studies on a Bi–Pd/Al₂O₃ catalyst indicate that Pd, and Bi located on the Pd surface, are in a reduced, metallic state during the oxidation of 1-phenylethanol with molecular oxygen—a key for understanding the role of promoter in the reaction mechanism.

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Supplementary files

XANES spectra at the Bi L 3-edge. PDF (170K)

Article information

DOI: https://doi.org/10.1039/B304508K
Article type: Communication
Submitted: 25 Apr 2003
Accepted: 29 Jul 2003
First published: 08 Aug 2003

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Chem. Commun., 2003, 2304-2305

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Liquid phase oxidation of alcohols with oxygen: in situ monitoring of the oxidation state of Bi-promoted Pd/Al₂O₃

C. Keresszegi, J. Grunwaldt, T. Mallat and A. Baiker, Chem. Commun., 2003, 2304 DOI: 10.1039/B304508K

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