An unexpected pathway for hydrodesulfurization of gazole over a CoMoS active phase supported on a mesoporous TiO2 catalyst?

Chemical Communications Pub Date: 2017-02-06 DOI: 10.1039/C7CC00848A

Abstract

Using dual mesoporous titania as a support, due to the presence of intrinsic Br?nsted acid sites, the main approach to 4,6-dimethylbenzothiophene (46DMDBT) hydrodesulfurization (HDS) becomes the direct desulfurization (DDS) route through isomerization and dismutation reactions, instead of the hydrogenation (HYD) pathway usually observed with a conventional promoted (by Ni or Co) MoS2/Al2O3 catalyst.

Graphical abstract: An unexpected pathway for hydrodesulfurization of gazole over a CoMoS active phase supported on a mesoporous TiO2 catalyst
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