In situ UV-Vis DRS evidence of Cr2+ species oxidation by CO2

Piotr Michorczyk; Jan Ogonowski

doi:10.1039/C2CC32056H

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In situUV-VisDRS evidence of Cr²⁺ species oxidation by CO₂†

Piotr Michorczyk*^a and Jan Ogonowski^a

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* Corresponding authors

^a Institute of Organic Chemistry and Technology, Cracow University of Technology, Kraków, Poland
E-mail: pmichor@pk.edu.pl
Fax: +48 12 628 20 37
Tel: +48 12 628 27 29

Abstract

In situ UV-Vis DRS investigations have revealed that the Cr²⁺ species, which dominate on the surface of a CO-reduced Cr/SBA-1 catalyst, can be oxidized by CO₂ at a wide range of temperatures. Such an oxidation is a multistep process proceeding probably via carboxylate intermediates.

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Article information

DOI: https://doi.org/10.1039/C2CC32056H
Article type: Communication
Submitted: 21 Mar 2012
Accepted: 02 Jun 2012
First published: 15 Jun 2012

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Chem. Commun., 2012,48, 7283-7285

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In situ UV-Vis DRS evidence of Cr²⁺ species oxidation by CO₂

P. Michorczyk and J. Ogonowski, Chem. Commun., 2012, 48, 7283 DOI: 10.1039/C2CC32056H

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