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Sonochemistry and sonocatalysis: current progress, existing limitations, and future opportunities in green and sustainable chemistry
DOI: 10.1039/D5GC01098E, Tutorial ReviewQuang Thang Trinh, Nicholas Golio, Yuran Cheng, Haotian Cha, Kin Un Tai, Lingxi Ouyang, Jun Zhao, Tuan Sang Tran, Tuan-Khoa Nguyen, Jun Zhang, Hongjie An, Zuojun Wei, Francois Jerome, Prince Nana Amaniampong, Nam-Trung Nguyen
The integration of nanostructured catalytic cavitation agents, microfluidic solutions, and computational molecular modelling forms a trilateral synergistic platform that unlocks new potential of sonocatalysis in green and sustainable chemistry.
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Selective oxidation of glucose to gluconic acid in aqueous media using dye-sensitized photoelectrochemical cells
DOI: 10.1039/D4GC06029F, PaperMuhammad Zain Qamar, Hyeong Cheol Kang, Francis Kwaku Asiam, Raghisa Shahid, Muhammad Sadiq, Ashok Kumar Kaliamurthy, Jae-Joon Lee
Selective glucose oxidation to gluconic acid using an aqueous DSPEC system under ambient conditions by employing the organic photosensitizer D35 and ACT as a co-catalyst.
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Pairing Shono-type electro-oxidation with the electro-reduction of dimethyl phthalate in a recycle flow reactor
DOI: 10.1039/D5GC00482A, PaperZonghan Li, Chaoren Shen, Kaiwu Dong
Shono-type electro-oxidation was paired with the electro-reduction of dimethyl phthalate to achieve excellent atom economy. The reaction conditions were optimized using DOE method, and good yields were achieved in mole-scale flow synthesis.
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Construction of a Cu3+–OH–Pt interface for enhancing glycerol electrooxidation coupled with hydrogen evolution
DOI: 10.1039/D5GC00931F, PaperKaiwei Meng, Ziyi Fan, Huiming Wen, Yujie Hu, Wenjun Zhang, Zupeng Chen
Pt/CuO NRs catalyze efficient glycerol electrooxidation with ~100% conversion and 97.4% FA selectivity during 100-h stable MEA test. EIS, in situ Raman, and DFT reveal Pt0 boosts electron transfer, Cu3+–OOH formation, and weakens O–H bonds.
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Gram-scale production of 4-vinyl guaiacol in the fast-growing phototrophic cyanobacterium Synechococcus sp. PCC 11901
DOI: 10.1039/D5GC00905G, Communication
Open Access 
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Thomas Rohr, Florian RudroffThe expression of a phenolic acid decarboxylase in the fast-growing phototroph S. PCC11901 combines a whole-cell catalysis approach with a simultaneous carbon supply, preventing photorespiration, even on gram-scale.
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Highly efficient electro-epoxidation of olefins coupled with bromine recycling
DOI: 10.1039/D5GC00148J, PaperHaoqiong Zhu, Menglu Cai, Xiaozhong Wang, Liyan Dai
A Br-mediated, membrane-less electro-epoxidation of olefins has been developed with a 97.5% yield and 84.7% Faraday efficiency, integrated with a practical electrolyte regeneration process.
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Evolution process of humins derived from cellulose by a humin extraction approach
DOI: 10.1039/D5GC00654F, PaperXianda Li, Zhongping Shao, Haozhe Shan, Li Liu
A novel strategy was developed to extract cellulose-derived humins, thereby disclosing their structural evolution process for the first time.
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Deoxygenative dual CO2 conversions: methylenation and switchable N-formylation/N-methylation of tryptamines
DOI: 10.1039/D5GC00942A, Paper
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Kazuto Takaishi, Hajime Morishita, Kosuke Iwaki, Tadashi EmaNew types of deoxygenative dual CO2 conversions were developed in which two CO2 molecules acted as different synthons and were converted into methylene and N-formyl/N-methyl groups.
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Red-light-driven enantioselective Minisci-type addition to heteroarenes via recyclable semi-heterogeneous catalysis
DOI: 10.1039/D5GC00566C, PaperYajun Sun, Geyang Song, Yonggang Yan, Tengfei Kang, Jianyang Dong, Gang Li, Dong Xue
Graphitic carbon nitride with chiral Brønsted acid enables red-light-driven enantioselective Minisci reactions on heteroarenes, featuring broad substrate scope, recyclability (10 cycles), and sustained reactivity/selectivity.
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A highly efficient ruthenium catalytic system for the direct synthesis of butanol from propylene and CO2: a low-temperature reverse water–gas shift route
DOI: 10.1039/D5GC00055F, PaperChenfei Yao, Boyu Zhu, Peng Zheng, Xingbang Hu
An efficient catalytic system was reported for the direct preparation of butanol from propylene and CO2 based on a low-temperature reverse water–gas shift reaction.
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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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