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DFT Reactivity Descriptors and Catalysis - Vrije Universiteit Brussel

DFT Reactivity Descriptors and Catalysis - Vrije Universiteit Brussel

DFT Reactivity Descriptors and Catalysis - Vrije Universiteit Brussel

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The Two Step Consecutive Mechanism<br />

• First methanol adsorbs on the Br∅nsted acid site <strong>and</strong> the acid proton of the cluster<br />

jumps to the hydroxyl group of methanol <strong>and</strong> methylation of the cluster occurs<br />

• In the second step benzene adsorbs on the methylated cluster<br />

<strong>and</strong> methyl migrates to benzene with<br />

transfer of a proton to the cluster<br />

Energy scale in kJmol -1<br />

Pag.<br />

30-9-2008 23

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