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Hydrothermal liquefaction vs. fast/flash pyrolysis for biomass-to-biofuel conversion: new insights and comparative review of liquid biofuel yield, composition, and properties
DOI: 10.1039/D5GC01314C, Critical Review
Open Access 
  This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Farid Alizad Oghyanous, Cigdem EskiciogluHydrothermal liquefaction (HTL) and fast/flash pyrolysis are thermochemical processes (TPs) with proven potential to convert biomass into liquid biofuel, which can be comparable to crude oil after proper upgrading.
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Enzymatic synthesis of health-beneficial oligoindoles using peroxidase
DOI: 10.1039/D5GC01951F, PaperDan Liu, Heng Peng Zhang, Jia Cheng Qian, Yi Wang, Su Juan Ren, Ren Xiang Tan
This work presents enzymatic synthesis of four health-beneficial oligoindoles (DIM, LTr1, LTe2, and LTr3) using peroxidase. Green chemistry metrics and EcoScale score evaluations supported this method as a green protocol.
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Correction: Highly selective, catalyst-free CO2 reduction in strong acid without alkali cations by a mechanical energy-induced triboelectric plasma-electrolytic system
Green Chem., 2025, 27,6906-6906
DOI: 10.1039/D5GC90104A, Correction Open Access 
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Hui Hu, Nannan Liu, Qinglong Ru, Wei Jiang, Yongcui Yang, Kailan Ma, Lixiang Meng, Zuliang Du, Bao Zhang, Gang Cheng
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DOI: 10.1039/D5GC90104A, Correction
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Hui Hu, Nannan Liu, Qinglong Ru, Wei Jiang, Yongcui Yang, Kailan Ma, Lixiang Meng, Zuliang Du, Bao Zhang, Gang ChengThe content of this RSS Feed (c) The Royal Society of Chemistry
Aqueous choline acetate as reaction medium for the oxidation of kraft lignin with hydrogen peroxide
DOI: 10.1039/D5GC00624D, PaperCosimo Annese, Michele Casiello, Caterina Fusco, Antonio Monopoli, Lucia D'Accolti
A choline-based ionic liquid (IL) has been used for the first time as a solvent for the oxidative depolymerization of lignin with hydrogen peroxide, offering a greener alternative to the more popular but environmentally unfriendly imidazolium ILs.
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Chemical looping hydrogen production from ammonia and water: materials and technoeconomics
DOI: 10.1039/D5GC00236B, Paper
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Amirmohammad Arjomand Kermani, Kyle Shank, Shang ZhaiChemical looping hydrogen production from ammonia and water enables energy efficient and cost effective ammonia to hydrogen conversion.
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Outstanding Reviewers for Green Chemistry in 2024
DOI: 10.1039/D5GC90093J, Editorial
We would like to take this opportunity to highlight the Outstanding Reviewers for Green Chemistry in 2024, as selected by the editorial team for their significant contribution to the journal.
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Carboxyl-functionalized ionic liquids enable green preparation of chitosan-based ionic gel membranes for H2S separation
DOI: 10.1039/D5GC01785H, PaperPing Zhang, Hao Zhu, Zhuoheng Tu, Xingbang Hu, Youting Wu
Recyclable chitosan-based ionic gel membranes containing carboxyl-functionalized ionic liquids were fabricated for separation of H2S.
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Shedding light on covalent organic framework photocatalysts: concept, design strategies, and applications-a review
DOI: 10.1039/D5GC01774B, Critical ReviewIrshad Ahamd, Gao Li, Marwan M. Abduljawad, Mohammed Qasem Alfaifi, Yousef I. Alrashed, Fahad M. Albaqi
Covalent organic frameworks (COFs) have gained significant attention as photocatalysts due to their high crystallinity, tunable porosity, and exceptional optoelectronic properties, particularly their ability to absorb a broad range of visible light.
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Mechanochemical nitration of arenes and alcohols using a bench-stable organic nitrating reagent
DOI: 10.1039/D5GC02232K, Communication
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Vasiliki Valsamidou, Subrata Patra, Besa Kadriu, Michel Gaspard Metzger, Ludovic Gremaud, Dmitry KatayevRapid, efficient, and sustainable protocols for the electrophilic nitration of various alcohols and aromatic compounds under mechanochemical conditions have been introduced.
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An electrochemical resistor for discharging spent lithium-ion batteries: discharging mechanism and environmental impact analysis
DOI: 10.1039/D5GC00787A, PaperXin Qu, Fangzhao Pang, Shiyu Wang, Xiang Chen, Xinyu Li, Fengyin Zhou, Danfeng Wang, Shuaibo Gao, Dihua Wang, Huayi Yin
An electrochemical resistor (ECR) to convert the residual energy of retired lithium-ion batteries into heat using a reversible electrochemical redox couple (K3[Fe(CN)6]/K4[Fe(CN)6]).
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Electrocatalytic oxidation of biomass-derived furans to 2,5-furandicarboxylic acid – a review
DOI: 10.1039/D5GC01181G, Tutorial ReviewBingkun Chen, Qidong Hou, Richard Lee Smith, Xinhua Qi, Haixin Guo
Analysis of key factors that affect electrocatalytic oxidation and separation and purification processes for the conversion of biomass-derived furans into 2,5-furandicarboxylic acid (FDCA).
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Microbial synergy between Rhodospirillum rubrum and Acetobacterium woodii enables anaerobic CO conversion to polyhydroxyalkanoates
DOI: 10.1039/D5GC01092F, Paper
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Timon M. Torres Ruano, Martijn Diender, Diana Z. SousaA novel biocatalyst for the production of polyhydroxybutyrate using carbon monoxide as the sole substrate.
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Supported manganese catalysts achieve highly efficient C–H bond oxidation and olefin epoxidation
DOI: 10.1039/D5GC01164G, PaperYirui Chen, Yuqi Cheng, Wanting Tong, Hangtao Wu, Chuhan Zhao, Dingguo Song, Fei Ling, Weihui Zhong
Improving catalytic performance after immobilization remains challenging. We propose a strategy where the support not only serves as a scaffold but also acts as a bulky side arm, enhancing enantioselectivity by modifying the catalytic monomer.
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NaBH4-assisted reconstruction of binary micro-domains on a Cu electrode for the selective production of green ammonia
DOI: 10.1039/D5GC02206A, CommunicationJincheng Zhang, Chengyong Xing, Shanna An, Fanshi Meng, Zhanning Liu, Ruixiang Ge, Min Ma, Jiali Ren, Jian Tian
It is of both ecological and economic benefit to convert the pollutant nitrate (NO3−) into valuable NH3via electrochemical nitrate reduction (NO3RR) technology.
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Co-upcycling of mixed polypropylene and polyesters
DOI: 10.1039/D5GC00561B, PaperXiangyue Wei, Qiang Zhang, Chengfeng Shen, Pengbo Ye, Jiaying Xu, Xuehui Liu, Zhishan Su, Shimei Xu, Yu-Zhong Wang
Mixed plastic waste management has long been a major challenge owing to complex compositions of plastic wastes and high sorting costs.
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Mechanochemical approach to polymer-functionalized black phosphorus nanomaterials for precious metal recovery
DOI: 10.1039/D5GC00274E, Paper
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Obida Bawadkji, Peng Tang, Christian Müller, Rainer HaagWe developed a solvent-free mechanochemical method to synthesize a BP–PG nanohybrid capable of selectively reducing Au3+ to stabilized gold nanoparticles, achieving a recovery capacity over three times its own weight
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The hydrogen economy fairytale
DOI: 10.1039/D5GC00946D, Perspective
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Tycho Ehrhardt, Gadi RothenbergGreen fairytales. We may not like it, but the reality is that green hydrogen is too expensive and its manufacturing on a large global scale in the 21st century is untenable.
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Cutting-edge development of non-isocyanate polyurethane (NIPU) foams: from sustainable precursors to environmental impact evaluation
DOI: 10.1039/D4GC05796A, Critical Review
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Federica Orabona, Federica Recupido, Giuseppe Cesare Lama, Krzysztof Polaczek, Francesco Taddeo, Tapio Salmi, Martino Di Serio, Letizia Verdolotti, Vincenzo RussoThis review includes the key steps in the synthesis of NIPUs. The key aspects in the synthesis, characterization, and functionalization of NIPUs are analyzed in detail, along with giving insights into the recently published LCA analyses.
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Electrochemical vicinal amidoselenation of unactivated olefins via a tandem Ritter reaction
DOI: 10.1039/D5GC01259G, CommunicationWei Xu, Nana Zhang, Chenyu Li, Haodong Ma, Bin Wang, Ziren Chen, Yu Xia, Shaofeng Wu, Weiwei Jin, Penji Yan, Chenjiang Liu, Yonghong Zhang
An electrochemical amidoselenation of unactivated olefins via a selenylation/Ritter tandem reaction has been developed.
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How to correctly evaluate greenness, whiteness and other “colours”? Introducing general rules of a good evaluation practice
DOI: 10.1039/D5GC00615E, Perspective
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Paweł Mateusz NowakProposal of a general set of universal rules allowing an increase in the scientific value provided by the evaluation of greenness and other “colours”.
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