science and technology

Reusable Co-catalysts for general and selective α-alkylation of nitriles with alcohols

Green Chem., 2024, 26,11140-11146
DOI: 10.1039/D3GC04436J, Communication
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Zhuang Ma, Zechen Wu, Carsten Kreyenschulte, Stephan Bartling, Henrik Lund, Matthias Beller, Rajenahally V. Jagadeesh
A general cobalt-catalyzed α-alkylation of nitriles with alcohols is reported.
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science and technology

Development of a highly efficient electrocatalytic hydrogenation and dehalogenation system using a flow cell with a Pd tube cathode

Green Chem., 2024, 26,11328-11333
DOI: 10.1039/D4GC04617J, Paper
Hiroaki Tajima, Hideki Ishii, Shinsuke Inagi, Toshio Fuchigami
A novel flow and circulation electrolytic system has been developed for the highly efficient cathodic hydrogenation of unsaturated compounds and dehalogenation of various aromatic halides.
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science and technology

Economic and environmental sustainability of bio-based HMF production and recovery from lignocellulosic biomass

Green Chem., 2024, 26,11340-11350
DOI: 10.1039/D4GC04270K, Paper
Yuyao Jia, Shraddha Maitra, Lavanya Kudli, Jeremy S. Guest, Vijay Singh
Transforming waste stream of biorefinery into high-value bioproducts.
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science and technology

Formaldehyde dehydrogenase SzFaldDH: an indispensable bridge for relaying CO2 bioactivation and conversion

Green Chem., 2024, Advance Article
DOI: 10.1039/D4GC03745F, Communication
Boxia Guo, Xiuling Ji, Yaju Xue, Yuhong Huang
A novel formaldehyde dehydrogenase with outstanding reductive activity and kinetic properties was discovered for CO2 bioactivation and conversion.
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science and technology

Review of carbon-based catalysts for electrochemical nitrate reduction and green ammonia synthesis

Green Chem., 2024, Advance Article
DOI: 10.1039/D4GC04640D, Tutorial Review
Guanting Liao, Richard L. Smith Jr., Haixin Guo, Xinhua Qi
This work aims to review the latest developments in carbon-based electrocatalysts applied in electrocatalytic nitrate reduction, including pure carbon materials, heteroatom doping or metal-bonding catalysts, and carbon substrate-supported composites.
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science and technology

Utilize rather than create: transforming phthalonitrile resin into N-rich hierarchical porous carbon for supercapacitor materials

Green Chem., 2024, Advance Article
DOI: 10.1039/D4GC04103H, Paper
Yi Li, Qiancheng Liu, Qian Zhang, Xiaoxiao Li, Yang Yang, Pan Wang, Kui Li, Ying Li, Fei Zhong, Qi Liu, Yun Zheng, Xulin Yang, Peng Zhao
The “utilize rather than create” strategy employs the reaction product (RPH) as the precursor and the by-product (KCl) as the template for the synthesis of N-rich hierarchical porous carbon for high performance supercapacitor materials.
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science and technology

Measuring green chemistry: methods, models, and metrics

Green Chem., 2024, 26,11016-11018
DOI: 10.1039/D4GC90118E, Editorial
André Bardow, Javier Pérez-Ramírez, Serenella Sala, Luigi Vaccaro
This themed collection includes selected examples aiming to quantify the benefits and trade-offs of green chemistry by providing assessment methods, models, indicators, and metrics.
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science and technology

CdS/Mg–Fe layered double hydroxide: a versatile heterogeneous photocatalyst for the acylation of indoles with α-keto acids

Green Chem., 2024, Advance Article
DOI: 10.1039/D4GC05239K, Paper
Jun-Bo Wang, Tong Yue, Ling Xu, Zhi-Qiang Hao, Zhan-Hui Zhang
The composite CdS/Mg–Fe layered double hydroxide was constructed and confirmed as an efficient recyclable heterogeneous photocatalyst for C-3 acylation of indoles with α-keto acids under light irradiation at room temperature.
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science and technology

Bio-derived solvent-based automated dispersive liquid–liquid microextraction for pretreatment of diamide insecticides in environmental water samples

Green Chem., 2024, Advance Article
DOI: 10.1039/D4GC04467C, Paper
Jin Liu, Yuxin Wang, Rui Song, Yukun Yang, Li Li, Xu Jing
The automatic dispersive liquid–liquid microextraction based on bio-derived solvents achieved great environmental greenness, high-throughput operation, and low human error compared to the present sample pretreatment methods for diamide insecticides.
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science and technology

Ball milling-promoting difunctionalization of alkynyl sulfonium salts with sulfinic acids towards (Z)-1,2-disulfonylethenes

Green Chem., 2024, Advance Article
DOI: 10.1039/D4GC04895D, Paper
Li-Hua Yang, Bei Li, Lin Chen, Wen-Shi Yao, Han-Yue Peng, Sha Peng, Long-Yong Xie
A simple ball milling-mediated disulfonylation of alkynyl sulfonium salts with sulfinic acids for the stereoselective synthesis of various (Z)-1,2-disulfonylethenes has been developed under catalyst-, additive- and solvent-free conditions.
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science and technology

1D/3D hierarchical carbon skeleton confined NiFe nanoparticles with optimized three-phase interfaces as tri-functional electrocatalysts

Green Chem., 2024, Advance Article
DOI: 10.1039/D4GC04466E, Paper
Yuqing Chen, Binyang Liu, Xuesong Liu, Jiahui Ye, Kuan Deng, Chengjie Wu, Qiang Niu, Tao Yang, Wen Tian, Junyi Ji
Multilevel 1D/3D CNTs/carbon spheres with hydrophilicity can promote the infiltration of an electrolyte into the interior and guide bubble diffusion, thus constructing an optimal gas–solid–liquid interface to enhance the electrocatalytic process.
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science and technology

EtOH-mediated cascade C(sp3)–H alkylation via aromatization-driven [1,6]-hydride transfer: green and divergent synthesis of spirocyclic azepino[4,3,2-cd]indoles

Green Chem., 2024, Advance Article
DOI: 10.1039/D4GC04534C, Paper
Yao-Bin Shen, Qian-Hao Zhuang, Xiao-Lin Wang, Xiao-De An, Bin Qiu, Tiesheng Shi, Jian Xiao
Unprecedented EtOH-mediated cascade C(sp3)–H alkylation reactions of 4-dialkylamino-indole-3-carbaldehydes have been realized for the green and divergent synthesis of spirocyclic azepino[4,3,2-cd]indole derivatives.
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science and technology

Comparison of microbial strains as candidate hosts and genetic reservoirs for the valorization of lignin streams

Green Chem., 2024, Advance Article
DOI: 10.1039/D4GC03876B, Paper
Open Access
Rebecca A. Wilkes, Andrew J. Borchert, Valentina E. Garcia, Gina M. Geiselman, Sarah Liu, Adam M. Guss, Joshua K. Michener, Daniel R. Noguera, Eiji Masai, John M. Gladden, John Ralph, Gregg T. Beckham
Comparison of microbial strains for tolerance to and catabolism of lignin stream constituents toward evaluating microbial hosts for lignin bioconversion.
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science and technology

CO2 switchable solvents for sustainable dissolution, modification, and processing of cellulose materials: a critical review

Green Chem., 2024, Advance Article
DOI: 10.1039/D4GC04032E, Critical Review
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Peter McNeice, Ben L. Feringa
CO2 switchable solvents provide a convenient and environmental method to dissolve and process cellulose.
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science and technology

High-efficient green catalytic conversion for waste CS2 by non-noble metal cage-based MOFs: An access to high-valued thiazolidine-2-thione

Green Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4GC04541F, Paper
Wenyu Ding, Xinyu Tang, Sheng Jin, Zhao Li, Dongwei Xu, Xiaomin Kang, Zhiliang Liu
Green and effective disposal of Carbon disulfide (CS2) waste into high-valued chemicals under mild conditions is meaningful and challenging. Herein, a novel 3D cluster-based metal-organic framework (MOF) {(Me2NH2)2[Co3(µ3-O)(XN)(BDC)3]∙4DMF∙5MeOH}n (compound 1)...
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science and technology

Mechanoenzymatic Hydrolysis of Cotton to Cellulose Nanocrystals

Green Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4GC05113K, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Sandra Kaabel, Inge Schlapp-Hackl, Eero Kontturi, Mauri A. Kostiainen
Solid-state mechanoenzymatic approaches for the production of cellulose nanocrystals from cotton were examined using three commercially available cellulase systems from Trichoderma reesei, Aspergillus niger and a Cellic CTec2 cellulase blend....
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science and technology

Green Chemistry Startups: Some Lessons Learned

Green Chem., 2024, Accepted Manuscript
DOI: 10.1039/D3GC05187K, Perspective
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Jason P. Hallett
There has been an explosive growth in environmentally driven startups in recent years. Much of this has included university spin-outs aiming to translate academic research into commercial practice. This activity...
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science and technology

Electron-mediator-free efficient photocatalytic regeneration of coenzyme NAD(P)H via direct electron transfer using ultrathin Bi2MoO6 nanosheets

Green Chem., 2024, Advance Article
DOI: 10.1039/D4GC05207B, Paper
Yao Chai, Zirui Pang, Heng Jiang, Chi Chung Tsoi, Liang Wan, Yu Du, Huaping Jia, Yujiao Zhu, Detao Liu, Fengjia Xie, Guangya Zhou, Xuming Zhang
The direct electron transfer mechanism of single-layer Bi2MoO6 ultrathin nanosheets promotes the efficient regeneration of photocatalytic coenzyme NAD(P)H.
To cite this article before page numbers are assigned, use the DOI form of citation above.
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science and technology

The crucial p53-dependent oncogenic role of JAB1 in osteosarcoma in vivo





science and technology

This Week in Apps: WWDC goes online, Android 11 delays, Facebook SDK turns into app kill switch

We continue to look at how the coronavirus outbreak is impacting mobile apps; that big app crash caused by Facebook; new app releases from Facebook and Google; and Apple's plans to move WWDC online.




science and technology

Original Content podcast: ‘Upload’ is a cheerful show about a nightmarish future

“Upload” feels like a slight, funny show — until you realize that without the jokes, the story would be unwatchably bleak. The Amazon Prime Video series (created by Greg Daniels of “The Office,” “Parks & Recreation” and the upcoming “Space Force”) takes place in a near future where people can upload digital copies of themselves […]




science and technology

This Week in Apps: WWDC goes online, Android 11 delays, Facebook SDK turns into app kill switch

We continue to look at how the coronavirus outbreak is impacting mobile apps; that big app crash caused by Facebook; new app releases from Facebook and Google; and Apple's plans to move WWDC online.




science and technology

Startups Weekly: SEC temporarily loosens crowdfunding regulations on small companies

A specific type of small startup has a window to raise crowdfunding in a somewhat less regulated way than normally required in the US based on a temporary set of rule changes by the SEC announced this week. Excited yet?




science and technology

This Week in Apps: WWDC goes online, Android 11 delays, Facebook SDK turns into app kill switch

We continue to look at how the coronavirus outbreak is impacting mobile apps; that big app crash caused by Facebook; new app releases from Facebook and Google; and Apple's plans to move WWDC online.




science and technology

Britain's richest men worth £22BILLION use taxpayers' cash to furlough staff at their bus firm

The transport company Optare is using the Government scheme despite owners - the Hinduja family - building a huge fortune. Pictured are the brothers Srichand and Gopi Hinduja.




science and technology

Bank holiday road trippers caught and fined

Cumbria Police caught several would-be day-trippers flouting restrictions over the long weekend, including a driver who attempted to travel from Manchester to Dundee to buy a puppy on Saturday.




science and technology

Phoebe Waller-Bridge and Martin McDonagh's busy careers 'have put a strain on their romance'

The Killing Eve screenwriter, 34, and the director, 50, are said to be finding it hard to stay in contact as they continue to lead busy lives amid their two-year relationship.




science and technology

Nurse, 51, who died of coronavirus had previously spoken out about lack of PPE for NHS staff

Onyenachi Obasi (pictured), 51, was a nurse for 20 years and died on May 6 after spending five weeks on a ventilator. Her niece said she had mentioned not being properly protected.




science and technology

How to make Starbucks' Frappuccino at home

TikTok food influencer @caughtsnackin, from London, revealed all you need to do is blend up ice cubes, espresso, cup of milk, chocolate syrup and granulated sugar to recreate a mocha frappe.




science and technology

Workers will need to BOOK their place on the office lift to stop overcrowding at work 

US software giant Salesforce is planning to ask employees to book a place in the lift when they return to London's third tallest skyscraper. The Heron Tower is just off Liverpool street.




science and technology

Jack Whitehall and Roxy Horner are seen kissing for the first time during romantic stroll

The comedian, 31, and the model, 28, looked like they were on cloud nine as they shared a smooch while strolling hand-in-hand through the city.




science and technology

EastEnders star Jessie Wallace, 48, carries out essential shopping in a face mask

The 48-year-old cut a casual figure in a grey tassel dress as she visited the newsagents near her home in Hampstead, north London.




science and technology

Jamie Laing seen in London with girlfriend Sophie Habboo after couple fled to isolate in Cotswolds 

Jamie Laing has appeared to flout lockdown rules after he returned to London with his girlfriend Sophie Habboo. The Made in Chelsea couple had left the capital to isolate in the Cotswolds.




science and technology

School run hell beckons because government will close roads near schools

The new plans - which are already progressing in London and Manchester -  will involve blocking off the areas outside schools with cones and barriers.




science and technology

Lauren London shares sweet Mother's Day photo of her sons hugging a year after Nipsey Hussle's death

She is still grieving the death of partner Nipsey Hussle after he was murdered last year.




science and technology

Keira Knightley and husband James Righton ring in the 75th anniversary of VE Day 

The actress, 35, and her husband James, 36, enjoyed a socially-distanced celebration to commemorate the 75th anniversary of VE Day in London.




science and technology

Mark Wahlberg 'is using taxpayer's cash to pay staff at his London restaurant'

Mark Wahlberg is reportedly using taxpayer cash to pay staff in his London restaurant amid the coronavirus pandemic.




science and technology

Taylor Swift sells one of TWO private jets in her collection days before coronavirus lockdown

The London Boy singer, 30, sold off her Dassault Falcon 50 last month - leaving her with one other private plane, a larger Dassault-Breguet Mystere Falcon 900.




science and technology

Firmware for R&S®ZNLE Vector Network Analyzer




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Firmware for R&S®TSMx Drive and walk test scanner




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Firmware for R&S®TSMA6 Drive Test Scanner




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Firmware for R&S®TSMA Autonomous Mobile Network Scanner




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Firmware for R&S®FPS Signal and Spectrum Analyzer




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Firmware for R&S®FPL1000 spectrum analyzer




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Firmware for R&S®ZNA Vector Network Analyzers




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Firmware for R&S®FSW signal and spectrum analyzer




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Firmware for R&S®RTM3000 oscilloscopes




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Firmware for R&S®RTA4000 oscilloscopes




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Firmware for R&S®CLGD DOCSIS cable load generator