Spontaneous Corrosion Induced Scalable Fabrication of Bayberry‐Like Ni@Ni3S2 Core–Shell Catalysts for 5‐Hydroxymethylfurfural Oxidation DOI Open Access
Ye Chen,

Jiayao Qiu,

Shilong Li

et al.

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: unknown

Published: Nov. 7, 2024

Abstract Electrocatalytic oxidation of biomass‐derived 5‐hydroxymethylfurfural (HMF) presents a promising pathway for synthesizing the value‐added chemical, 2,5‐furandicarboxylic acid (FDCA). However, it is still lack scalable strategies to fabricate electrocatalysts with high activity and selectivity. Herein, bayberry‐like Ni@Ni 3 S 2 core–shell catalyst prepared via spontaneous corrosion strategy HMF electro‐oxidation. The Ni shells abundant electron‐deficient sites facilitate generation high‐valence 3+ OOH active species. Additionally, in situ 2− SO 4 enhances electron proton transport capacity. Both high‐performance liquid chromatography (HPLC) density functional theory (DFT) analyses reveal that preferentially selects 2,5‐dicarboxyfurylfuran (DFF) due lower reaction energy barrier from DFF, rate‐determining step DFF generate 5‐formylfuran‐2‐carboxylic (FFCA) significantly accelerated. Consequently, yield FDCA Faraday efficiency are found be 99.20% 99.35%, respectively, they reach 88.79% 90.33% after ten cycles, showing excellent stability. Moreover, mass production 13.97 g successfully synthesized using strategy. This work offers valuable reference designing catalysts by manipulating routes achieve efficient biomass conversion.

Language: Английский

Active Hydroxyl‐Mediated Preferential Cleavage of Carbon‐Carbon Bonds in Electrocatalytic Glycerol Oxidation DOI Open Access
Qiang Zhang, Xiaojing Zhang, Baocang Liu

et al.

Angewandte Chemie International Edition, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 8, 2025

Electrocatalytic glycerol oxidation reaction (GOR) to produce high-value formic acid (FA) is hindered by high formation potential of active species and sluggish C-C bond cleavage kinetics. Herein, Ni single-atom (NiSA) Co (CoSA) dual sites anchored on nitrogen-doped carbon nanotubes embedded with Ni0.1Co0.9 alloy (Ni0.1Co0.9@NiSACoSA-NCNTs) are constructed for electrochemical GOR. Remarkably, it can reach 10 mA cm-2 at a low 1.15 V versus the reversible hydrogen electrode (vs. RHE) realize formate selectivity 93.27 % even conversion 98.81 1.45 vs. RHE. The GOR mechanism pathway systematically elucidated via experimental analyses theoretical calculations. It revealed that hydroxyl (*OH) be produced during NiSA, CoSA, synergistically optimizes electronic structure CoSA sites, reducing energy barriers *OH-mediated bonds dehydrogenation C1 intermediates. This decreases number intermediates steps GOR-to-FA, thus increasing production efficiency. After coupling evolution in membrane assembly cell, 14.26 g 23.10 L H2 100 108 h.

Language: Английский

Citations

1
Bio-inspired proton relay for promoting continuous 5-hydroxymethylfurfural electrooxidation in a flowing system DOI
Dexin Chen, Wenlong Li, Junbo Liu

et al.

Energy & Environmental Science, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 1, 2025

A ligand-modified catalyst, Ni(OH) 2 –TPA, is synthesized for efficient HMF oxidation, wherein the uncoordinated carboxylate functions as proton relay center, enabling continuous oxidation in a flowing system.

Language: Английский

Citations

1
Advances in rare earth catalysts for small molecule electrosynthesis☆ DOI

Junfeng Du,

Jing Yu,

Chaohui Guan

et al.

Journal of Rare Earths, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 1, 2025

Language: Английский

Citations

1
Non‐noble metal catalysts for electrooxidation of 5‐hydroxymethylfurfural DOI

Yanfeng Duan,

Xuebin Lu, Fan Ouyang

et al.

ChemSusChem, Journal Year: 2024, Volume and Issue: 18(3)

Published: Sept. 16, 2024

Abstract 2,5‐Furandicarboxylic acid (FDCA) is a class of valuable biomass‐based platform compounds. The creation FDCA involves the catalytic oxidation 5‐hydroxymethylfurfural (HMF). As novel method, electrocatalysis has been utilized in reaction (HMFOR). Common noble metal catalysts show activity, which limited by price and conditions. Non‐noble catalyst known for its environmental friendliness, affordability high efficiency. development energy efficient non‐noble plays crucial role enhancing HMFOR process. It can greatly upgrade demand industrial production, important research significance electrocatalytic HMF. In this paper, mechanism HMF undergoes to produce are elaborately summarized. There two pathways mechanisms discussed deeply. addition, speculation on response electrode potential presented paper. main electrocatalysts currently used classified summarized targeting element species. Finally, paper focus mechanistic effects reaction, provide present prospects challenges

Language: Английский

Citations

4
Active Hydroxyl‐Mediated Preferential Cleavage of Carbon‐Carbon Bonds in Electrocatalytic Glycerol Oxidation DOI Open Access
Qiang Zhang, Xueji Zhang, Baocang Liu

et al.

Angewandte Chemie, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 8, 2025

Abstract Electrocatalytic glycerol oxidation reaction (GOR) to produce high‐value formic acid (FA) is hindered by high formation potential of active species and sluggish C−C bond cleavage kinetics. Herein, Ni single‐atom (Ni SA ) Co (Co dual sites anchored on nitrogen‐doped carbon nanotubes embedded with 0.1 0.9 alloy @Ni ‐NCNTs) are constructed for electrochemical GOR. Remarkably, it can reach 10 mA cm −2 at a low 1.15 V versus the reversible hydrogen electrode (vs. RHE) realize formate selectivity 93.27 % even conversion 98.81 1.45 vs. RHE. The GOR mechanism pathway systematically elucidated via experimental analyses theoretical calculations. It revealed that hydroxyl (*OH) be produced during , synergistically optimizes electronic structure sites, reducing energy barriers *OH‐mediated bonds dehydrogenation C 1 intermediates. This decreases number intermediates steps GOR‐to‐FA, thus increasing production efficiency. After coupling evolution in membrane assembly cell, 14.26 g 23.10 L H 2 100 108 h.

Language: Английский

Citations

0
Advances in the Energy‐Saving Electro‐Oxidation of 5‐Hydroxymethylfurfural to 2,5‐Furandicarboxylic Acid DOI Open Access

Yujie Ren,

Shilin Fan,

Yu Xiao

et al.

Advanced Sustainable Systems, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 5, 2025

Abstract As a pivotal bio‐based building block, 2,5‐furandicarboxylic acid (FDCA) holds immense and broad application potential in the chemistry industry. Its polymeric derivative, polyethylene furandicarboxylate (PEF), emerges as an appealing alternative to conventional petroleum‐based terephthalate (PET). The electrochemical route for oxidizing 5‐hydroxymethylfurfural (HMF) into FDCA presents significant advantages over thermochemical processes, without requirements of high temperature, pressure, chemical oxidants, precious metal catalysts, featuring higher energy efficiency. Furthermore, electrosynthesis at anode can be synergistically integrated with selective reduction reactions cathode, enabling simultaneous production two desirable value‐added products further enhancing overall utilization This work reviews advancements electrocatalytic HMF (EHTF), encompassing catalyst design, reaction mechanisms, coupling strategies, reactor configurations. It also indicates challenges opportunities EHTF provides insights future development directions.

Language: Английский

Citations

0
A Transition‐Metal‐Based Bifunctional Electrocatalyst for Coupling Glucose Upgrade with Nitrate Reduction DOI Open Access
Kang Lu, Yi Shen

Advanced Functional Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 10, 2025

Abstract The integration of glucose oxidation reaction (GOR) and nitrate reduction (NO 3 − RR) in an electrolyzer affords a sustainable approach to produce high value‐added products remove pollutants. Herein, 3D hierarchical architecture consisting defect‐rich copper–cobalt nanosheets immobilized by cobalt phosphide‐modified nickel foam (D‐CuCo/CoP/NF) is rationally designed as bifunctional electrocatalyst for GOR NO RR. resulting self‐standing electrode displayed remarkable activity. Only 1.29 V vs. RHE required yield current density 100 mA cm −2 . Glucose efficiently converted into formate with selectivity value 93.4% Faraday efficiency (FE) 90.3%. as‐prepared D‐CuCo/CoP/NF also capable transforming nitrates valuable ammonia, leading FE 96.9% rate 802.9 µmol h −1 Such performance renders it the best electrocatalysts Mechanistic studies revealed that defects catalyst greatly facilitated adsorption both Cu(OH) 2 Co 3+ ‐O/Co 4+ ‐O species served active sites reaction. A GOR||NO RR hybrid flow cell constructed using electrode, at voltage 1.35 V.

Language: Английский

Citations

0
Advances and Prospects of Selective Electrocatalytic Upgrading of 5‐Hydroxymethylfurfural to Furan‐2,5‐Dicarboxylic Acid DOI Open Access

Lianhua Chen,

Yang Liu

The Chemical Record, Journal Year: 2025, Volume and Issue: unknown

Published: March 3, 2025

Abstract The electrocatalytic upgrading of 5‐hydroxymethylfurfural (HMF, 5‐(Hydroxymethyl) furan‐2‐carbaldehyde) has emerged as a renewable and environmentally friendly means for the production high‐value chemicals, with oxidation product furan‐2,5‐dicarboxylic acid (FDCA, 2,5‐furandicarboxylic acid) possessing economic viability in substituting terephthalic polymer synthesis. This article reviews recent advancements selective HMF to FDCA, including reaction pathways, mechanisms, well activity descriptors (HMFOR), alongside advanced operando characterization techniques. Subsequently, representative HMFOR catalysts, encompassing noble metal, non‐noble transition metal‐based catalysts metal free‐based are presented. Then strategies regulating longevity were introduced, followed by an exploration future prospects development catalysts.

Language: Английский

Citations

0
Different Dimensional MOFs‐Derived Defect Engineering for Highly Selective Electrocatalytic Reduction DOI
Yahui Zhu,

Shunli Shi,

Zhitao Bo

et al.

Small, Journal Year: 2025, Volume and Issue: unknown

Published: April 8, 2025

Abstract Approximately 4% of global carbon dioxide emissions originate from methane‐to‐hydrogen technologies used in industrial hydrogenation reactions. Therefore, electrocatalytic (ECH) utilizing green hydrogen sources are gradually receiving widespread attention. How to inhibit the evolution reaction (HER) by regulating microenvironment order enhance ECH efficiency is great importance for environmental protection and sustainable development. In this study, situ spatial dimension control strategy utilized modulate growth Cobalt‐based metal–organic frameworks (Co‐MOFs) with varied dimensions on copper foam (CF), thereby vacancy defects carriers optimize electronic state active sites. Notably, catalyst derived two‐dimensional (2D Co‐ZIF‐L abundant pyridinic‐N exhibits excellent selectivity (82%) high faradaic (FE, 66%) selective biomass molecules. addition, uncovering differences states sites key achieving targeted adsorption activation ECH. Rationally selecting MOF‐derived catalysts different provides an effective way regulate metal nanoparticles (NPs).

Language: Английский

Citations

0
Construction of CoO–Cu2O Composites with Enhanced HMF Adsorption and Passivated Water Oxidation for High-Efficiency Biomass Valorization DOI
Zhuolun Li, Junwei Sun, Yue Wang

et al.

ACS Sustainable Chemistry & Engineering, Journal Year: 2025, Volume and Issue: unknown

Published: April 9, 2025

Language: Английский

Citations

0