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Transforming petroleum asphalt into carbon fibers and related metal/oxide composites by electrospinning synthesis
DOI: 10.1039/D5GC01775K, PaperYing Gao, Yang Li, Qiang Niu, Pengfei Zhang
Electrospinning of petroleum asphalt with PAN enables carbon fiber formation. Metal salts modulate morphology and performance, yielding efficient OER catalysts with high asphalt content.
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Flavin-catalyzed electrochemical production of adipic acid from lignin-derived-methoxycyclohexanone with air and water
DOI: 10.1039/D5GC00026B, CommunicationMaki Murao, Taiga Mizushima, Hazuki Miyake, Daiki Atarashi, Hiroki Iida
A green electrochemical method converts lignin-derived 2-methoxycyclohexanone to adipic acid via tandem flavin-catalyzed oxygenations using ambient air and water.
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Ion-sieving separators modified by sulfonate-functionalized carbon nitride towards highly stable zinc metal anodes
DOI: 10.1039/D5GC01465D, PaperWenjie Si, Miao Yu, Jiawei Mu, Xiaoyu Liu, Jiale Li, Jiali Wang, Tiantian Li, Xiangcun Li, Wenji Zheng, Yan Dai, Xiaobin Jiang, Gaohong He
Sulfonated carbon nitride is proposed to functionalize glass fiber separators. The enhanced Zn2+ affinity, electrostatic repulsion against SO42−, and promoted hydrated Zn2+ de-solvation can enable uniform Zn deposition and suppress side reactions.
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Synthesis of novel bio-based amines from vanillin and guaiacol for high performance epoxy thermosets
DOI: 10.1039/D5GC00446B, PaperFlorian Häfliger, Quentin Bievelot, Michael Peter Huber
In this work, bio-based amines from lignin-derived vanillin and guaiacol were synthesized and used as hardener and accelerator in epoxy thermosets, showing improved performance over petrol-based benchmarks.
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Novel arylindane diols as sustainable primary antioxidants from lignin
DOI: 10.1039/D4GC05190D, Paper
Open Access 
  This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Tessy Hendrickx, Laura Trullemans, Alexander J. Heyer, Imke Boonen, Marko Turkalj, Fatima Rammal, Yiqi Su, Besarta Matranxhi, Durgasruthi Pully, Bart Van Meerbeek, Peter Van Puyvelde, Marc Elskens, Kirsten L. Van Landuyt, Bert F. SelsA zeolite-catalyzed green synthesis of diisoeugenol. Together with diisoallylsyringol, these novel arylindane diols are safe and sustainable primary antioxidants.
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Synergistic nanoalloy PdCu/TiO2 catalyst for in situ hydrogenation of biomass-derived furfural at room temperature
DOI: 10.1039/D5GC00006H, PaperChand Adarsh Ashwani, Palanivel Subha, Lavanya Yalagandula, Christophe Len, Satyapaul A. Singh, Putla Sudarsanam
The PdCu nanoalloy supported on TiO2 nanorods effectively catalyzed the in situ hydrogenation of furfural at room temperature, showcasing efficient catalyst reusability and reaction scalability without requiring high-pressure conditions.
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Sustainable synthesis of heteroaryl ethers from azine N-oxides via phosphoramide catalysis
DOI: 10.1039/D5GC00249D, PaperDanyi Liu, Fenlian Xu, Tong Han, Keyume Ablajan, Dong Wang
We report a rapid and eco-friendly synthesis of heteroaryl ethers. This innovative process involves the reaction of azine N-oxides with phenol derivatives, utilizing an in situ prepared phosphonium salt as the activating agent.
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The importance of ester cleavage in the butylamine pretreatment of hybrid poplar
DOI: 10.1039/D5GC01795E, Paper
Open Access 
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Joseph M. Palasz, Anagha Krishnamoorthy, Raynald A. Giovine, Xueli Chen, Venkataramana Pidatala, Emine A. Turumtay, Tyrell S. A. Lewis, Edward E. K. Baidoo, Chang Dou, Hemant Choudhary, Ning Sun, Blake A. SimmonsButylamine is an effective in-and-out pretreatment solvent for hybrid poplar. It penetrates the cell walls and breaks ester cross-linkages, facilitating lignin release and improving enzymatic digestion.
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Sustainable biodiesel synthesis via non-catalytic transesterification of biomass waste-derived oil and ethanol
DOI: 10.1039/D5GC02712H, PaperJee Young Kim, Dohee Kwon, Jun Ho Yim, Youngju Kim, Young Jae Jeon, Eilhann E. Kwon
Ethanol (EtOH)-based biodiesel, known as fatty acid ethyl ester (FAEE), offers better fuel properties than methanol-based biodiesel.
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Catalyst-free N-dealkylation of aniline derivatives in water induced by high frequency ultrasound
DOI: 10.1039/D4GC06170E, PaperKafui Y. E. Late, Damien Denis, Quentin Blancart Remaury, Patrycja Roszkowska, Anna G. Slater, Prince N. Amaniampong, Tony Chave, François Jérôme
Cavitation bubbles, formed by the ultrasonic irradiation of water at a high frequency, induce the catalyst-free N-dealkylation of aniline derivatives, opening an alternative pathway to transition metals and hazardous solvents or oxidants.
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Modular synthetic routes to biologically active indoles from lignin
DOI: 10.1039/D5GC01003A, Communication
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Antonio A. Castillo-Garcia, Jörg Haupenthal, Anna K. H. Hirsch, Katalin BartaModular functionalization of a lignin-derived C2-acetal enables the synthesis of bio-based indoles via the formation of ortho-amino acetal derivatives and the in situ Schiff-base formation/intramolecular cyclization under mild reaction conditions.
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An entropy-driven multi-anionic electrolyte for Li-ion batteries with high voltage stability and superior temperature adaptability
DOI: 10.1039/D5GC01658D, PaperJia-Zhen Zhao, Fu-Da Yu, Hai-Nan Wang, Ji-Huai Wu, Zhang Lan, Yi-Ming Xie, Lan-Fang Que
An entropy-driven multi-anionic ether electrolyte is designed to alleviate the limited oxidative stability and sluggish ion transport of conventional electrolytes, endowing NCM523 higher capacity and better cycle performance at both 25 and −20 °C.
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Pore tuning in multivariate Zr/Ce-MOFs utilizing C4 natural linkers through room-temperature synthesis for customized adsorptive separation of gases and vapours
DOI: 10.1039/D5GC01697E, PaperBochun Zhang, Qingqing Yan, Sujing Wang
Multivariate metal–organic frameworks (MTV-MOFs), inspired by the sequence-controlled organization of natural systems, offer a promising platform for tailoring functional properties through precise structural modularity.
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Discovery and green metabolic engineering of a self-sufficient genistein pathway in Paenibacillus jilinensis
DOI: 10.1039/D5GC01323B, PaperJia Bao Zhang, Wei Chen, Yong Jun Yang, Zhen Zhen Liu
Omics-driven, GSMM-guided systems metabolic engineering of Paenibacillus jilinensis boosts native genistein titres 9.3-fold while reducing waste by 92%, establishing a sustainable, plant-free route to isoflavone bioproduction.
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Design and application of a decatungstate-based ionic liquid photocatalyst for sustainable hydrogen atom transfer reactions
DOI: 10.1039/D5GC02160J, Paper
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Miguel Claros, Julian Quévarec, Sara Fernández-García, Timothy NoëlDecatungstate-based ionic liquid photocatalyst (DT-IL) for sustainable hydrogen atom transfer reactions.
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Mechanical force inducing oxygen vacancies and pyrolysis gas reduction activity for the efficient valorization of waste biomass and Li-ion batteries
DOI: 10.1039/D5GC01611H, PaperFengyin Zhou, Beilei Zhang, Hongya Wang, Danfeng Wang, Xin Qu, Shiyu Wang, Mengyi Tang, Ling Peng, Xiang Chen, Dihua Wang, Lawrence Yoon Suk Lee, Huayi Yin
A novel recycling strategy for retired LIBs combines mechanical treatment with biomass pyrolysis reduction, achieving 98% recovery efficiency.
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Multiscale exploration of the lignin dissolution mechanism based on novel ternary deep eutectic solvents incorporating p-hydroxybenzoic acid
DOI: 10.1039/D5GC00934K, PaperHanwen Ge, Jiahui Wei, Shenglin Wang, Zexu Yan, Mingzhe Jiang, Lingxiao Zhu, Chao Liu, Bin Li, Caoxing Huang, Huanfei Xu
Novel ternary DES were synthesized by adopting a new strategy in which the synergistic effect of hydrogen bonds, van der Waals interactions and π–π stacking was used to enhance the delignification ability of DES.
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Transforming polystyrene wastes into aromatic products near ambient temperature with aluminium chloride
DOI: 10.1039/D5GC02420J, PaperShuying Tian, Jing Dai, Zhengjian Li, Qiqi Wu, Guangxu Chen
A straightforward and efficient approach for recycling polystyrene under mild conditions (40 °C), eliminating the need for an external hydrogen source or noble metal catalysts.
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eSpiro: A scalable and sustainable electrosynthetic route to spiroketals via anodic oxidation of malonic acids
DOI: 10.1039/D5GC01767J, CommunicationMarylise Triacca, Carl D. Reens, Hamish Stephen, Kevin Lam
Metal-free, electrochemical synthesis of spiroketals is presented, using anodic oxidation of malonic acids under mild conditions. This sustainable approach enables access to diverse spiroketal frameworks with potential for flow adaptation.
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“On-seawater” accelerated aquacatalysis by edible fatty acids: harnessing the remarkable salting-out effect
DOI: 10.1039/D5GC01441G, Paper
Open Access   This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Soo Bok Kim, Seok Ju Hong, Dong Hyeon Kim, Gang Min Lee, Yujin Lim, Sangkyu Lee, Yongseok Kwon, Han Yong BaeWe report here a sustainable aquacatalytic system utilizing an edible medium-chain fatty acid as a Brønsted acid catalyst, enabling carbonyl allylation under “on-seawater” conditions exploiting the remarkable salting-out effect.
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