New insights into ultra-deep oxidative desulfurization in the presence of competing molecules over alumina-supported vanadium-promoted tungsten oxide catalyst

Key Points

• The aim is to explore the effectiveness of vanadium-promoted tungsten oxide catalysts for oxidative desulfurization.
• Synthesis of mesoporous γ-alumina-supported tungsten oxide catalysts.
• Comparison between single-metal and bimetallic vanadium-promoted catalysts.
• Investigation of catalytic performance in the presence of competing molecules.
• Bimetallic vanadium-promoted catalysts exhibited significantly higher activity compared to single-metal counterparts.
• Optimal weight percentages for tungsten and vanadium enhanced catalytic efficiency.
• Key insights into the competitive molecular interactions affecting desulfurization rates were uncovered.