ArticleChemSusChem2021
Selective Oxidation of 5-Hydroxymethylfurfural to 2,5-Diformylfuran by Visible Light-Driven Photocatalysis over In Situ Substrate-Sensitized Titania.
Article in ChemSusChem, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.
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Who cites it
9 citing papers in PubMed, 94 citations in OpenAlex.
- Polystyrene-bound thioxanthone - a heterogeneous photocatalyst for alcohol oxidationCatalysis science & technology · 2026Article
- Additive-Free Reductive Cleavage of Lignin Model Compounds by Ethanol-Sensitized Titania under Visible Light: A Sustainable Approach to β‑O‑4 Bond Cleavage.ACS sustainable chemistry & engineering · 2025Article
- Dual Vacancy Engineering in Alloyed Ga-Zn-Cu-Se Quantum Dots for Photocatalytic 5-Hydroxymethylfurfural to 2,5-Diformylfuran Conversion.Advanced materials (Deerfield Beach, Fla.) · 2025Article
- Near-infrared light-driven biomass conversion.Science advances · 2024Article
- Sonocatalytic Activity of Porous Carbonaceous Materials for the Selective Oxidation of 4-Hydroxy-3,5-dimethoxybenzyl Alcohol.Molecules (Basel, Switzerland) · 2024Article
- Bimetallic TiOMolecules (Basel, Switzerland) · 2022Article
- Photocatalytic Aerobic Oxidation of Biomass-Derived 5-HMF to DFF over MIL-53(Fe)/g-CMolecules (Basel, Switzerland) · 2022Article
- Titania/chitosan-lignin nanocomposite as an efficient photocatalyst for the selective oxidation of benzyl alcohol under UV and visible light.RSC advances · 2021Article
- Selective Oxidation of 5-Hydroxymethylfurfural to 2,5-Diformylfuran by Visible Light-Driven Photocatalysis over In Situ Substrate-Sensitized Titania.ChemSusChem · 2021Article
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Authors and funding
9 authors at 2 institutions in 2 countries.
Funding
Abstract
Solar energy-driven processes for biomass valorization are priority for the growing industrialized society. To address this challenge, efficient visible light-active photocatalyst for the selective oxidation of biomass-derived platform chemical is highly desirable. Herein, selective oxidation of 5-hydroxymethylfurfural (HMF) to 2,5-diformylfuran (DFF) was achieved by visible light-driven photocatalysis over titania. Pristine titania is photocatalytically inactive under visible light, so an unconventional approach was employed for the visible light (λ=515 nm) sensitization of titania via a formation of a visible light-absorbing complex of HMF (substrate) on the titania surface. Surface-complexation of HMF on titania mediated ligand-to-metal charge transfer (LMCT) under visible light, which efficiently catalyzed the oxidation of HMF to DFF. A high DFF selectivity of 87 % was achieved with 59 % HMF conversion after 4 h of illumination. The apparent quantum yield obtained for DFF production was calculated to be 6.3 %. It was proposed that the dissociative interaction of hydroxyl groups of HMF and the titania surface is responsible for the surface-complex formation. When the hydroxyl groups of titania were modified via surface-fluorination or calcination the oxidation of HMF was inhibited under visible light, signifying that hydroxyl groups are decisive for photocatalytic activity.
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