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Visible light-mediated organocatalyzed 1,2-sulfonylation/acylation cascade of allenes for stereodefined tetrasubstituted alkenes
DOI: 10.1039/D6GC02060G, PaperJiuli Xia, Kehan Jiao, Yunliang Guo, Dongyu Yao, Lihan Zhu, Guangfan Zheng, Jiaqiong Sun, Tao Xiong, Qian Zhang
Visible-light-driven NHC/PC dual catalysis promotes the 1,2-monofluoromethylsulfonylation/acylation of allenes under mild conditions with high regio-, chemo-, and E/Z selectivity, delivering stereodefined tetrasubstituted alkene scaffolds.
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An enzyme cascade for green synthesis of chrysanthemol and chrysanthemic acid: key precursors for pyrethrins and pyrethroids
DOI: 10.1039/D6GC01398H, PaperZhanyue Liao, Chuncen Chen, Junyi Lu, Donghua Du, Huailong Teng, Yi Zhou, Shuke Wu
An optimized isopentenol utilization pathway in E. coli enables record microbial production of chrysanthemol and (1R,3R)-chrysanthemic acid from prenol, providing a sustainable and efficient route to essential pesticide precursors.
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Forest residue harvest optimization: spanning the bridge between plant biology and biorefinery performance
DOI: 10.1039/D6GC01047D, Paper
Open Access 
  This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Alison J. Shapiro, Robyn C. O'Halloran, Devin Tavares, Dat Huynh, Seulki Han, Ruofan Shi, Yagya Gupta, Robert M. O'Dea, Sara G. Haney, Yuichiro Otsuka, Sunitha Sadula, Dionisios G. Vlachos, Marianthi Ierapetritou, Delphis F. Levia, Thomas H. Epps, IIIA modeled reductive catalytic fractionation-molten salt hydrolysis integrated process demonstrates that biomass composition dictates the economics and sustainability of forestry residue biorefineries.
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Addressing sustainability in photopolymerization: comparative LCA study of six synthetic routes of 1-hydroxycyclohexyl phenyl ketone as photoinitiator for copolymer applications
DOI: 10.1039/D6GC01823H, Paper
Open Access 
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Francesco Arfelli, Maria Nerea Rivas Marquez, Hawraz Ibrahim M. Amin, Lorenzo Di Terlizzi, Maurizio Fagnoni, Samuel Martinini, Davide Ravelli, Juana Maria Rosas, Tomas Cordero, Chiara Samorì, Ivano Vassura, Tito Zanetta, Luca CiacciPhotoinitiators have long been investigated as alternatives to thermal initiators with the aim of reducing polymerisation temperatures and, consequently, heat consumption.
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High solid-to-liquid ratio leaching of strategic metals from spent lithium-ion batteries: design of a green and sustainable deep eutectic solvent system
DOI: 10.1039/D6GC02863B, PaperWen-hao Gao, Xiang-nan Zhu, Chun-liu Hu, Gu-yue Li, Zheng-qiang Cao, Shuai Yan, Wen-tao Zhou
Sustainably recycling spent lithium-ion batteries (LIBs) supports the global transition to a circular, low-carbon economy.
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Kinetically guided on-demand mCPBA generation enables safe and sustainable light-driven synthesis of Davis reagents
DOI: 10.1039/D6GC02210C, Paper
Open Access   This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Muthu Karuppasamy, Mohamed S. H. Salem, Kwangkyun Jang, Mitsuhiro Arisawa, Masayuki Kirihara, Shinobu TakizawaOn-demand in situ generation of mCPBA under sunlight enables efficient oxidation of N-sulfonyl imines. Kinetic studies confirm no mCPBA accumulation, minimizing peracid-handling risks and providing a safe and sustainable protocol to Davis reagents.
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Oleo-furan and branched surfactants made from recycled and renewable feedstocks
DOI: 10.1039/D6GC03112A, Paper
Open Access   This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Darien K. Nguyen, Tejas Goculdas, Mahdi A. Al Ismail, Caroline Kulp, Sunitha Sadula, Dionisios G. VlachosThe widespread reliance on fossil-derived linear alkylbenzene sulfonates (LAS) in surfactant formulations presents significant sustainability and biodegradability challenges.
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Scalable electrochemical Clemmensen-type deoxygenation of aromatic aldehydes and ketones
DOI: 10.1039/D6GC02190E, Paper
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Eva Plut, Rok Narobe, Theertha Babu Therambil, Marcel Nicolas Perner, Sebastian Kissel, Tomas Horsten, Nicola C. Aust, Siegfried R. WaldvogelClemmensen electrified: a simple and scalable electrochemical protocol for deoxygenation that tolerates a variety of functional groups.
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Sailing the stormy seas of sustainability: flow vs. batch in API synthesis
DOI: 10.1039/D6GC01852A, Critical Review
Open Access   This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Francesco Ferlin, Federica Valentini, Filippo Campana, Xing Wei, Luigi VaccaroHerein is reported a quantitative comparison between batch and flow protocols for the sustainable synthesis of APIs, focusing on mass-related green metrics, solvent safety and hazards, and space-time-yield. Image partly generated by Google Gemini tool.
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Cerium oxide-supported positively charged platinum single atoms enable efficient decalin dehydrogenation under mild conditions
DOI: 10.1039/D6GC01089J, PaperDongyang Zhao, Cuncai Lv, Li Li, Linjie Gao, Shangbo Ning, Yuchen Hao, Yanhui Fu, Yaguang Li, Jinhua Ye
A Pt SAC/CeO2 catalyst enables selective, solar-driven hydrogen production via decalin dehydrogenation and the underlying structure–activity relationships are elucidated through combined experimental and theoretical analyses.
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Transforming volatile amines into stable solid sorbents via crosslinking for direct air capture of carbon dioxide
DOI: 10.1039/D5GC06981E, Paper
Open Access   This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Ethan Adam, Zhijian Wan, Arash Arami-Niya, Durga Acharya, Wendy Tian, Colin D. WoodVolatile amines are converted into stable solid polymers through a one-pot crosslinking reactions. The synthesis is green adhering to 11 of the 12 principles of green chemistry and the polymers are effective for direct air capture of CO2.
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A green versatile platform for synthesising renewable ether-based thermoplastic elastomers
DOI: 10.1039/D6GC00989A, Paper
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Sungkwon Yoon, Charlie Bateman, James J. C. Busfield, Peter J. Martin, Biqiong ChenBiobased long-chain polyether diols were synthesised via a SN2 reaction, enabling facile synthesis of ether-based elastomers with flexible molecular designs. These sustainable elastomers show comparable properties to some existing elastomers.
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Photoinduced iron-catalyzed LMCT enables propargylic C(sp3)–H activation to access polysubstituted α-bromoenones
DOI: 10.1039/D6GC02782B, PaperHaifei Jiang, Zhihua Ye, Xiaohui Gao, Yuhan Wang, Xinyi He, Cong Lin, Liang Shen
This protocol presents the first example of propargylic C–H activation via a photoinduced iron-LMCT catalysis strategy, demonstrating excellent atom economy and alignment with green chemistry principles.
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Safe, scalable and solvent-free acyl azide synthesis via continuous mechanochemistry
DOI: 10.1039/D6GC01438K, PaperTabrez R. Shaikh, Arshad Hussain, Amol A. Kulkarni
Acyl azides are synthesised within seconds under solvent-free and additive-free continuous-flow mechanochemical process using a custom single-screw reactor, enabling rapid, safe, scalable, and sustainable production.
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Sustainable multifunctional bioplastics enabled by ion-engineered rapid dissolution of cellulose at room temperature
DOI: 10.1039/D6GC01776B, PaperXin Li, Lili Zhang, Xi Guan, Dongqi Yang, Huicong Jiang, Jinxia Ma, Penghui Zhu, Zhiguo Wang
A synergistic room-temperature ion-engineering strategy enables the rapid dissolution of diverse cellulose to fabricate fully biodegradable, high-strength bioplastics with intrinsic antibacterial and photocatalytic multifunctionality.
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Progression toward terminal oxidation of starch via hybrid organic–enzymatic bioanode for renewable carbohydrate conversion
DOI: 10.1039/D6GC01795A, PaperAdam Milam, Jose Intano, Shelley D. Minteer
Integration of α-amylase and amyloglucosidase for upstream saccharification of starch with a downstream, electrochemically driven oxidation cascade using 4-amino-TEMPO and two enzymes, 2-keto-3-deoxygluconate aldolase and oxalate decarboxylase.
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Highly dispersed Mo2C/AC for gas-phase catalytic direct deoxygenation during lignin pyrolysis
DOI: 10.1039/D6GC01475E, PaperJiajun Yu, Wujin Xu, Mingxun Zeng, Kai Wu, Wei Jin, Leilei Dai, Shurong Wang, Huiyan Zhang
Self-templated in situ carburization synthesis of porous and highly dispersed Mo2C/AC, enabling efficient and targeted catalytic deoxygenation of lignin to monocyclic aromatic hydrocarbons under solvent-free gas-phase conditions.
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An AE/Fe-MOF/PVDF heterojunction self-cleaning photocatalytic membrane for rapid electron transfer to enhance photo-Fenton degradation of tannic acid
DOI: 10.1039/D6GC02278B, PaperJiajia Li, Yulu Liu, Manhua Chen, Keke Cao, Rongqiang Zhang, Nan Zhang, Zhi Li, Qi Qiang, Yuping Tang, Qizhao Wang
A kind of AE/Fe-MOF/PVDF heterojunction self-cleaning photocatalytic membrane was prepared and applied innovatively for degradation of tannic acid in traditional Chinese medicine wastewater.
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Development of degradable epoxy-acid thermosetting polymers and recyclable composites by dual-functional liquid hardeners derived from solid carboxylic acids
DOI: 10.1039/D6GC01638C, Paper
Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Nate D. Gangelhoff, Chen WangWe demonstrate direct utilization of solid carboxylic acids in solventless liquid resin formulations for recyclable fiber-reinforced polymer materials.
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Dual-functional SnS2–CuS heterostructure for zinc anode protection and conversion-type anode toward advanced aqueous zinc-ion batteries
DOI: 10.1039/D6GC02132H, PaperShaoyan Huang, Shuling Liu, Sha Fan, Rui Su, Deliang Tian, Zili Deng, Jinbao Li, Jianbo Tong
SnS2–CuS heterostructure significantly enhances Zn2+ storage reversibility and accelerates electrochemical reaction kinetics.
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