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Experimental investigation of upgrading of lignin-derived bio-oil component anisole catalyzed by carbon nanotube-supported molybdenum
Behnam Rahzani,Majid Saidi,Hamid Reza Rahimpour,Bruce C. Gates
RSC Advances Pub Date : 02/08/2017 00:00:00 , DOI:10.1039/C6RA26121C
Abstract

Molybdenum supported on carbon nanotubes (CNTs) was synthesized and evaluated as a catalyst for the catalytic hydroprocessing of anisole. The CNTs and supported catalysts were characterized by X-ray diffraction crystallography, scanning electron microscopy, energy-dispersive X-ray spectroscopy, and surface area/pore volume measurements. The anisole conversion products and selectivity-conversion data led to the identification of kinetically significant reaction routes, hydrodeoxygenation (HDO) and hydrogenolysis, accompanied by some alkylation, and transalkylation; for example, including anisole conversion to benzene by HDO and to phenol by hydrogenolysis, and formation of methyl-substituted phenols by transalkylation and alkylation. The activity and selectivity of the CNT-supported catalyst compare favorably with those of comparable catalysts on other supports, but the molybdenum in the carbon nanotubes limits the access of reactants to the catalytically active molybdenum species.

Graphical abstract: Experimental investigation of upgrading of lignin-derived bio-oil component anisole catalyzed by carbon nanotube-supported molybdenum
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