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Transition metal-free α,β-C(sp3)–H dehydrogenative diazotization of piperidines under mild conditions
DOI: 10.1039/D5GC05580F, CommunicationXiaodan Meng, Yukun Xie, Penghui Liu, Xu Li, Xiaoxiang Zhang, Zhuan Zhang, Taoyuan Liang
A transition metal-free strategy for the α,β-C(sp3)–H dehydrogenative diazotization of piperidines has been developed. This method proceeds at room temperature under air, eliminating stoichiometric external oxidants and harsh conditions.
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Green and tough eutectogel from demethylated lignin: bridging renewable biomass and harsh-environment sensing
DOI: 10.1039/D5GC06305A, PaperJinwen Hu, Yueying Zhao, Tingjun Song, Bo Pang, Tingting Wang, Siying Zhou, Jian Du, Yanna Lv, Yehan Tao, Jie Lu, Chenglong Fu, Haisong Wang
A green and tough lignin-based eutectogel is prepared by copolymerization of demethylated lignin, polymerizable deep eutectic solvent and dodecyl acrylate, which can output signals sensitively, accurately, and stably in harsh environments.
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Highly selective syngas production via CO2 electroreduction on gas-induced surface-reconstructed Zn electrodes
DOI: 10.1039/D5GC06342F, PaperKeke Chen, Kefei Mu, Dexin Yang, Xiaoqi Wan, Bingyu Li, Kongsheng Qi, Weiqi Cao, Hongping Li, Zhenhong He
The CO2-induced r-ZnO-pc/Zn-CO2 electrode demonstrated exceptional performance for the eCO2RR-to-syngas conversion, delivering a peak FECO of 98.6% and a tunable syngas ratio of 0.8 to 12.5.
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Research progress of high value utilization of waste polyethylene plastics
DOI: 10.1039/D5GC05193B, Tutorial ReviewMingjun Xiao, Xihang Dai
To address polyethylene (PE) pollution, high-value upcycling technologies are essential. This review systematically examines multi-path approaches for waste PE.
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Correction: Boundaries for a global resilient energy transition
Green Chem., 2026, 28,2986-2986
DOI: 10.1039/D5GC90243F, Correction
Open Access 
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Martin H. G. Prechtl, Elisabete C. B. A. Alegria, Helena Belchior Rocha, Elsa Justino, João F. Gomes, Jaime F. Puna
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DOI: 10.1039/D5GC90243F, Correction
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Martin H. G. Prechtl, Elisabete C. B. A. Alegria, Helena Belchior Rocha, Elsa Justino, João F. Gomes, Jaime F. PunaThe content of this RSS Feed (c) The Royal Society of Chemistry
Membranes from bio-based poly(ethylene furanoate) and natural solvents
DOI: 10.1039/D5GC05422B, Paper
Open Access 
  This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Malinalli Ramírez-Martínez, Usman T. Syed, Glenda Terán-Cuadrado, Anissa Nurdiawati, Maria Di Vincenzo, Iuliana M. Andrei, Dimitrios N. Bikiaris, Sami G. Al-Ghamdi, Suzana P. NunesReplacing fossil materials with renewable bio-based alternatives is a pivotal strategy to make the membrane manufacturing industry more sustainable in alignment with the UN Sustainable Development Goals.
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Cysteamine-modified Pd sites in a covalent organic framework for the efficient electrocatalytic semi-hydrogenation of terminal alkynes
DOI: 10.1039/D5GC05112F, PaperShuai Liu, Haoyan Zhang, Pengxin Ren, Jiangsheng Han, Pengpeng Shao, Yuyang Ge, Guixian Chen, Li Ma, Ling Wang, Zhengfeng Zhao, Baoying Li, Siyuan Liu, Yuehui Li, Yongli Du, Zunqi Liu, Jianbin Chen
Cysteamine-modified Pd-based COF exhibited enhanced electrocatalytic activity for the semi-hydrogenation of alkynes using H2O as a green, sustainable hydrogen source.
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Citric acid: a powerful biomass-derived host doped with diverse guests for green room-temperature phosphorescence materials
DOI: 10.1039/D5GC06726J, PaperZhenghongbo Zhao, Yexin Li
Citric acid is developed as a novel green and versatile host to activate the persistent phosphorescence of various aromatic guests.
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Fallen-leaf-sensitized biosolar oxygenation of hydrocarbons
DOI: 10.1039/D5GC04630K, Paper
Open Access   This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Minkyung Lee, Jinha Jang, Jeongeun Cha, Sang Hyun Lee, Frank Hollmann, Keehoon Won, Chan Beum ParkSolar-driven H2O2 production by fallen Platanus leaves enables highly selective biocatalytic oxyfunctionalization of hydrocarbons. Acting as metal-free photocatalysts, the leaves supply in situ H2O2 to peroxygenase for oxyfunctionalization.
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Glycerol-enabled glycolysis of TDI-based polyurethane foams for selective recovery of aromatic diamines
DOI: 10.1039/D5GC06111C, PaperChanglei Yu, Xing Yang, Jiawei Liu, Ling Jiang, Lili Zhao, Weiliang Dong, Min Jiang
Glycerol enables one-pot glycolysis of TDI-based polyurethane foams, delivering high yields of aromatic diamines and a reusable polyether-polyol stream under solvent-free, atmospheric conditions.
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Greener citrate-assisted extraction of sodium alginate: process optimization and the mechanical performance of alginate-based films
DOI: 10.1039/D5GC05514H, Paper
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Hayley A. Smith, Julie Zhou, Heather L. BuckleyRSM-optimized citrate chelation delivers scalable, single-step extraction of alginate with high molecular weight and reduced energy and emissions.
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Catalyst-free polyesterification enables the formation of multifunctional and sustainable polyesters
DOI: 10.1039/D5GC05204A, PaperHongjie Zhang, Miaomiao Wang, Shihao Niu, Qiuquan Cai, Wenxing Chen, Wangyang Lu
This study has successfully developed a sustainable polyester that is free of toxic catalysts, demonstrates switchable performance and closed-loop recyclability, thus fulfilling the requirements of diverse application fields.
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Record-high biotin production in Pseudomonas mutabilis via multi-strategy metabolic engineering and BioB redesign
DOI: 10.1039/D5GC06333G, PaperJiarun Zhao, Siqi Zuo, Bin Zhou, Fengzhu Guo, Mengjun Fang, Jiazhang Lian, Zhinan Xu
Biotin overproduction in Pseudomonas mutabilis via multilevel metabolic engineering and BioB redesign.
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Amorphous/crystalline heterogeneous interface synergizing with in situ-generated dual Cl−-repelling layers to realize ultrastable seawater oxidation
DOI: 10.1039/D5GC05113D, PaperAijiao Guo, Qichen Chen, Ziwei Zhang, Ye Feng, Meichuan Liu
The reasonable construction of an electrocatalyst with strong corrosion resistance and high catalytic activity for OER using earth abundant elements is of great significance to realize seawater splitting and hydrogen energy development.
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Assessing the sustainability of solvometallurgy for black mass processing – the LEACH (Low-impact Extraction and Assessment of CHemical solvometallurgy) tool
DOI: 10.1039/D5GC06056G, Paper
Open Access   This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Alberto Mannu, Maria Enrica Di Pietro, Marco Yuri Basilico, Elza Bontempi, Andrea MeleA modular penalty-based framework is proposed to assess the sustainability of solvometallurgical processes. The tool integrates technical, economic and safety aspects into a unified score to support greener solvent selection and process design.
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Water-promoted deconstructive amination of alkenes through single-carbon deletion: access to fully substituted pyrroles
DOI: 10.1039/D5GC06491K, PaperXue-Ju Fu, Ting Qi, Xin Zhang, Ke Xu, Wei Huang, Cheng Peng, Jun-Long Li, Bo Han, Gu Zhan
Water-promoted, catalyst-free single-carbon deletion enables sustainable deconstructive amination of dienes to fully substituted pyrroles.
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Design of a rhenium-decorated mesoporous nickel phyllosilicate-derived Ni–Re/MCM-41 catalyst for efficient hydrogenation of levulinic acid to γ-valerolactone
DOI: 10.1039/D5GC06171G, PaperYupawan Maneewong, Pratikkumar Lakhani, Sakhon Ratchahat, Chularat Sakdaronnarong, Wanwisa Limphirat, Bunyarat Rungtaweevoranit, Suttichai Assabumrungrat, Kanyanat Khosukwiwat, Kittisak Choojun, Tawan Sooknoi, Keiichi Tomishige, Atthapon Srifa
The NiRe-PS catalyst achieves complete LA conversion with high GVL yield under mild conditions, exhibiting a high turnover frequency. Isotopic studies reveal dual hydrogenation pathways, highlighting enhanced catalytic efficiency and sustainability.
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Unlocking the activity of lattice oxygen in P-engineered MoO2 for efficient oxygen evolution reaction: a d-band center modulation perspective
DOI: 10.1039/D5GC05605E, PaperYi Xu, Fanshu Yuan, Xiaotian Xie, Jinhui Tong, Cheng Min, Qian Zhang, Jie Tang, Jie Liu, Tingting Lv, Qianli Zhang
Phosphorus doping regulates the d-band center of Mo sites in MoO2, activating lattice oxygen and enabling the LOM pathway for OER. As a result, the catalyst delivers a low overpotential of 247 mV at 10 mA cm−2 in alkaline media.
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Multi-field coupling of photothermal effects and magnetism for boosting the electrocatalytic hydrogen evolution reaction performance
DOI: 10.1039/D5GC04562B, PaperChong Liu, Lianqing Yu, Nannan Chen, Yichao Huang, Yaping Zhang, Haifeng Zhu
A multi-field coupling strategy synergistically integrating light, heat, and magnetic fields achieves a remarkable 50% reduction in HER overpotential and reveals the underlying spin-polarization and magnetohydrodynamic enhancement mechanisms.
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Design and engineering of biosynthetic and regeneration pathways for central sulfate donors: toward the sustainable production of bioactive sulfated products
DOI: 10.1039/D5GC05754J, Tutorial ReviewRuirui Xu, Fengling Yang, Weiquan Ding, Xiaoyuan Sun, Yaoqi Tian, Jian Chen, Zhen Kang
PAPS and its precursor APS are central activated sulfur metabolites that link inorganic sulfate assimilation, and advances in their biosynthesis and regeneration enable the efficient and sustainable production of sulfated metabolites.
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