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Electrochemical difunctionalization of indolizines with glyoxylic acid and halide salts
DOI: 10.1039/D4GC06102K, PaperChenglong Feng, Xin Liu, Peipeng Zhang, Meichao Li, Zhenlu Shen
A green and efficient one-pot electrochemistry methodology has been developed for C–H difunctionalization of indolizines, providing a series of difunctional indolizine derivatives in moderate to good yields under mild conditions.
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Zwitterionic polymer-assisted asymmetrically coordinated Cu atoms on aligned carbonous microchannels for efficient electroreduction of CO2 to CO
DOI: 10.1039/D5GC00732A, PaperCongwei Wang, Kun Zhang, Xiaoxiang Zhang, Jianmei Wang, Xinglin Luo, Gang Li, Kaiying Wang
CuSA embedded in aligned porous carbon was prepared via zwitterionic polymer-assisted adsorption, directional freezing and pyrolysis. Benefiting from asymmetrical coordination and aligned microchannels, CuSA@AHPC exhibited a FE(CO2-to-CO) of 96.11%.
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An ionic porous organic polymer gel with hydroxide anions as an efficient catalyst for N-formylation of amines and amides with carbon dioxide
DOI: 10.1039/D5GC00173K, PaperJie Xu, Di Chen, Zhaobin Ye, Shasha Ma, Yuanlong Wang, Jianyong Zhang
A metal-free heterogeneous ionic gel catalyst with triaminoguanidine and 1,1′-(p-phenylenedimethylene)bis(4-formylpyridinium) cationic units catalyzes the N-formylation of amines and amides.
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N-Heterocyclic carbene-/photoredox-catalyzed regioselective carbonylation of alkenes
DOI: 10.1039/D5GC00609K, Paper
Open Access 
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Mao-Lin Yang, Xiao-Feng WuWe developed a novel dual catalytic strategy by combining NHC catalysis with photocatalysis for the carbonylation of alkenes, enabling the synthesis of valuable 1,4-dicarbonyl compounds.
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Electrochemically enabled nickel-catalyzed controllable synthesis of monoaryl or diaryl amines from aryl halides and trimethylsilyl azides
DOI: 10.1039/D4GC06307D, PaperJiawei Huang, Xiaoman Li, Xue Zhao, Yu Wei, Liang Xu
Nickel-catalyzed electrochemical synthesis enables selective monoaryl and diarylamine formation from aryl halides and TMSN3, marking a revolutionary progress in direct arylamine production.
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Highly active Fe–N4 sites confined in ordered carbon nanotube arrays as a self-supporting cathode catalyst for oxygen conversion
DOI: 10.1039/D5GC00820D, PaperShuling Liu, Tongjun Li, Guozheng Dong, Xinao Wei, Keke Zhao, Bangan Lu, Yu Chen, Yanyan Liu, Jianchun Jiang, Baojun Li
A self-supporting FeSA/NC catalyst, featuring atomically dispersed Fe–N4 active sites, exhibits remarkable activity for alkaline oxygen reduction with a high energy density of 77 mW cm−2 and long-term stability (77 h) in quasi-solid ZABs.
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Multi-layered CuO/SiO2 core–shell structure improves electrocatalytic CO2-to-n-propanol conversion
DOI: 10.1039/D4GC06563H, PaperSha Wang, Jiangling Zhang, Yingzhe Zhao, Jiajun Zhong, Zhongjun Chen, Yisen Yang, Buxing Han, Yongxin Cheng, Meiling Li, Qian Li
Multi -layered CuO/SiO2 core–shell catalyst was fabricated for electrocatalytic CO2 reduction, by which the Faraday efficiency for n-propanol production could reach 13.3% at −1.65 V in a flow cell, with a partial current density of 94.0 mA cm−2.
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Fabrication of PVDF ultrafiltration membranes with methyl lactate: enhancing performance through green solvent practices
DOI: 10.1039/D4GC05922K, PaperManyao Zhu, Deyi Han, Shujuan Yang, Yong Zhang, Haichuan Zhang
PVDF ultrafiltration membranes synthesized with methyl lactate exhibit a unique sponge-like morphology and high performance.
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Selective hydrogenolysis of lignin over hierarchical CoNC catalysts for the sustainable production of 4-propylsyringol
DOI: 10.1039/D5GC00432B, PaperMengqiao Gao, Yun Tian, Sijie Liu, Wanying He, Xinjun He, Kejia Wu, Jinxing Long, Qiang Zeng, Xuehui Li
A hierarchical CoNC catalyst was used for the selective production of 4-propylsyringol via a radical route during lignin hydrogenolysis.
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Insights into the reductive catalytic deconstruction of lignin over ultralow-loading palladium–zinc catalysts derived from zinc imidazolate frameworks
DOI: 10.1039/D4GC05467A, PaperYi-Hui Lv, Qiang Wang, Wen-Zheng Yin, Xue-Jie Gao, Ling-Ping Xiao, Run-Cang Sun
An ultralow-loading palladium–zinc catalyst was developed for the reductive catalytic deconstruction of lignin into monophenols with high yield and selectivity.
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Advancing green chemistry performance assessment: the Estée Lauder Companies’ continuing journey towards meaningful transparency
DOI: 10.1039/D4GC04670F, Paper
Open Access 
  This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Eva C. Thompson, Paul Anastas, Heidi Bialk, Deanna D'Alessandro, Voravee P. Hoven, Timothy J. Kedwards, Zhimin Liu, Anja-Verena Mudring, Kei Saito, Vânia Zuin Zeidler, George DaherAn enhanced green chemistry performance metric for cosmetic ingredients and formulas is presented, incorporating advanced metrics and data sources. This provides formulation design teams with more precise material selection guidance and analytics.
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Tuning the electronic structure of phosphonic acid-based deep eutectic solvents for synergistic catalytic oxidative desulfurization
DOI: 10.1039/D5GC00327J, PaperLixian Xu, Jie Yin, Dongao Zhu, Beibei Zhang, Linhua Zhu, Hongping Li, Jing He, Huaming Li, Wei Jiang
The bifunctional phosphonic acid-based (PDES) ZnCl2/2PIA, synthesized via coordination and hydrogen bonding, exhibited efficient oxidative desulfurization of diesel fuel and high cycle-regeneration stability.
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Selective catalytic depolymerisation of C-lignin into ethylcatechol using commercial Pd/C under hydrogen-free conditions
DOI: 10.1039/D5GC00161G, PaperXuening Li, Shuizhong Wang, Guoyong Song
Pd/C can effectively catalyse the cleavage of Cα–O, Cβ–O and Cβ–Cγ bonds in C-lignin under an N2 atmosphere, resulting in the production of ethylcatechol with an 80.7 mol% yield and 69% selectivity, with methanol acting as the primary hydrogen donor.
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Green solvents in hydroformylation-based processes and other carbonylation reactions
DOI: 10.1039/D5GC00451A, Critical ReviewFábio G. Delolo, Leandro D. Almeida, Gabriel M. Vieira, Eduardo N. dos Santos, Elena V. Gusevskaya
Green solvents enhance the sustainability of hydroformylation and other carbonylation reactions by reducing environmental impact, improving safety, and enabling more efficient, eco-friendly catalytic processes.
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Demystify the unique hydrogen spillover effect in electrocatalytic hydrogen evolution
DOI: 10.1039/D4GC05909C, Tutorial ReviewXiaodong Chen, Xiaofei Wei, Xingheng Zhang, Jianye Wang, Zhaojie Wang, Shuxian Wei, Siyuan Liu, Bo Liao, Zhe Sun, Xiaoqing Lu
Hydrogen spillover, involving active H species migration between high- and weak-affinity sites, gains attention for its unique mechanism and accelerated kinetics.
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Iridium-catalyzed N-methylation of drug molecules
DOI: 10.1039/D4GC05652C, PaperYujie Zhang, Kangjia Zhang, Jiaxi Xu, Zhanhui Yang
The iridium-catalyzed N-methylation of densely functionalized drug molecules is achieved with high selectivity, exhibiting exceedingly high functionality compatibility and very high catalyst efficiency.
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Efficient metal recovery and electrocatalyst fabrication from spent lithium-ion batteries via green solvent extraction
DOI: 10.1039/D5GC00073D, PaperMingfei Chen, Yaping Wang, Yixin Zhou, Bin Guo, Li Wang, Jinsheng Liang
A novel method converts spent LiNi1−x−yCoxMnyO2 cathodes into nickel cobalt sulfide catalysts via deep eutectic solvents and sulfidation. The hollow nanorod arrays with rich active sites and hydrophilicity exhibit superior OER performance.
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Reactive laser ablation in liquids as a promising approach for repurposing effluents from former mining sites
DOI: 10.1039/D4GC06174H, PaperRafael Torres-Mendieta, Sabrin Abdallah, Miguel Angel Ruiz-Fresneda, Mohamed L. Merroun, Miroslav Černík
The depletion of high-grade mineral deposits and environmental concerns associated with traditional mining practices necessitate alternative strategies for sourcing critical materials.
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Sequential single-enzyme oxidation of 5-hydroxymethylfurfural to 2,5-furandicarboxylic acid by an engineered lanthanide-dependent alcohol dehydrogenase
DOI: 10.1039/D5GC00157A, PaperKe Liu, Ling Jiang, Lun Wang, Qunfeng Zhang, Lirong Yang, Jianping Wu, Haoran Yu
A lanthanide-dependent alcohol dehydrogenase, PedH, was identified, which possessed the rare ability to continuously oxidize HMF to produce FDCA. A fully automated workflow was developed to modify PedH, resulting in an increased yield of FDCA.
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Machine learning-driven design of single-atom catalysts for carbon dioxide valorization to high-value chemicals: a review of photocatalysis, electrocatalysis, and thermocatalysis
DOI: 10.1039/D5GC00739A, Tutorial ReviewXiangyu Wen, Xiao Geng, Guandong Su, Yizheng Li, Qidong Li, Yuxuan Yi, Lifen Liu
The research about photocatalytic, electrocatalytic, and thermocatalytic CO2 reduction, with single-atom catalysts (SACs).
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