KETENE

作品数:37被引量:21H指数:2
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相关领域:理学更多>>
相关作者:陆良秋更多>>
相关机构:华中师范大学更多>>
相关期刊:《Journal of Rare Earths》《Science China Chemistry》《Chemical Research in Chinese Universities》《Progress in Natural Science:Materials International》更多>>
相关基金:国家自然科学基金中科院创新基金湖北省自然科学基金国家重点基础研究发展计划更多>>
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Oscillatory flow reactor facilitates fast photochemical Wolff rearrangement toward synthesis ofα-substituted amides in flow
《Chinese Chemical Letters》2025年第2期361-365,共5页Huashan Huang Jingze Chen Luyun Zhang Hong Yan Siqi Li Fen-Er Chen 
financial support from the National Natural Science Foundation of China(No.22208279);Financial support from the Fuzhou University(No.0041/511095)。
A visible light-promoted fast photochemical Wolff rearrangement was developed toward synthesis ofα-substituted amides in continuous flow with the use of a photochemical oscillatory flow reactor(POFR).The control expe...
关键词:Flow photochemistry Oscillatory flow reactor Wolff rearrangement KETENE α-Substituted amides 
A minireview to ketene chemistry in zeolite catalysis
《Chinese Journal of Structural Chemistry》2024年第11期60-72,共13页Wei Chen Pieter Cnudde 
funding from the European Union's Horizon 2022 research and innovation program under the Marie Skłodowska-Curie grant agreement(No.101104138 to W.C.);support from the Fund for Scientific Research Flanders(FWO–grant No.1246922 N).
Ketene and its derivatives,including surface acetate and acylium ion,are pivotal intermediates in zeolite catalysis,facilitating the conversion of C1 molecules into various chemicals.Understanding the formation,transf...
关键词:C1 chemistry Density functional theory KETENE Methanol-to-olefins Zeolite catalysis 
Construction of enantioenriched eight-membered lactones via Pd-catalyzed asymmetric(6+2)dipolar annulation
《Science China Chemistry》2022年第12期2437-2443,共7页Bao-Cheng Wang Yi Wei Feng-Ya Xiong Bao-Le Qu Wen-Jing Xiao Liang-Qiu Lu 
supported by the National Natural Science Foundation of China(21822103,21820102003,91956201);the Program of Introducing Talents of Discipline to Universities of China(111Program,B17019);the Natural Science Foundation of Hubei Province(2017AHB047);Hubei International Scientific and Technological Cooperation Base of Pesticide and Green Synthesis。
Concise synthesis of eight-membered lactones,a kind of medium-sized heterocycles widespread in many bioactive natural products,is highly significant.However,it still remains a challenge due to unfavorable entropic fac...
关键词:asymmetric catalysis dipolar annulation eight-membered lactone KETENE palladium 
Redox-neutral C–H acylation of indole with ketene by manganese catalysis被引量:1
《Green Synthesis and Catalysis》2022年第3期287-290,共4页Chengming Wang Qijing Zhang 
supported by the“Fundamental Research Funds for the Central Universities”(Nos.21620318,2019QNGG22);“the Open Fund of Guangdong Provincial Key Laboratory of Functional Supramolecular Coordination Materials and Applications”(No.2020B121201005).
A low-cost manganese-catalyzed oxidant-free selective C–H acylation of indole with ketene is reported.This protocol features mild reaction conditions and good functional group tolerance.The yield is from middle to ex...
关键词:MANGANESE INDOLE ACYLATION KETENE Redox-neutral 
Gold-catalyzed ketene dual functionalization and mechanistic insights:divergent synthesis of indenes and benzo[d]oxepines
《Science China Chemistry》2021年第5期778-787,共10页Ming Bao Jinzhou Chen Chao Pei Sujie Zhang Jinping Lei Wenhao Hu Xinfang Xu 
This work was supported by the National Natural Science Foundation of China(21971262,92056201);the National Postdoctoral Program for Innovative Talents(BX20190399);Guangdong Provincial Key Laboratory of Chiral Molecule and Drug Discovery(2019B030301005);the National Mega-project for Innovative Drugs(2019ZX09721001-006-001);the Program for Guangdong Introducing Innovative and Entrepreneurial Teams(2016ZT06Y337);the Fundamental Research Funds for the Central Universities(20ykpy113,18843407).
An unprecedented gold-catalyzed ketene C=O/C=C bifunctionalization method has been developed.Mechanistic studies and density function theory(DFT)calculations indicate that the reaction is initiated by gold-catalyzed W...
关键词:metal carbene ketene dual functionalization Wolff rearrangement gold catalysis INDENE benzo[d]oxepine 
Crossed Molecular Beams and Theoretical Studies of the O(~3P)+1,2-Butadiene Reaction:Dominant Formation of Propene+CO and Ethylidene+Ketene Molecular Channels
《Chinese Journal of Chemical Physics》2019年第1期113-122,I0002,共11页Adriana Caracciolo Gianmarco Vanuzzo Nadia Balucani Domenico Stranges Silvia Tanteri Carlo Cavallotti Piergiorgio Casavecchia 
supported by “Fondazione Cassa Risparmio Perugia” (Project 2015.0331.021 Scientific & Technological Research);EC COST Action CM1404 (Chemistry of Smart Energy Carriers and Technologies– SMARTCATS);the Università degli Studi di Perugia (“Fondo Ricerca di Base 2017”);Italian MIUR and Università degli Studi di Perugia within the program“Department of Excellence-2018-2022-project AMIS”
Detailed understanding of the mechanism of the combustion relevant multichannel reactions of O(3P) with unsaturated hydrocarbons (UHs) requires the identification of all primary reaction products, the determination of...
关键词:Reactive scattering Crossed molecular beams O(3P) reaction dynamics O(3P)+diene reactions Soft electron ionization Intersystem crossing Ab initio quantum chemistry 
Alkyl Ketene Dimer (AKD) Paper Sizing Efficiency in Term of Fiber Surface Charge
《Journal of Donghua University(English Edition)》2018年第3期228-231,共4页WANG Jian QIAN Li WANG Zhijie 
National Natural Science Foundation of China(No.31370578);State Key Laboratory of Pulp and Paper Engineering,China(No.201508)
The charge density of cellulose fibers is a key parameter in the papermaking systems,and this is particularly true for the Alkyl Ketene Dimer( AKD) paper sizing.Zeta potential and cationic demand are often used to cha...
关键词:fiber charge zeta potential polyelectrolyte adsorption sizing efficiency Alkyl Ketene Dimer(AKD) 
FeCl3-6H2O-Catalyzed Synthesis of β-Ketothioesters from Chain α-Oxo Ketene Dithioactals被引量:1
《Chemical Research in Chinese Universities》2017年第5期746-752,共7页ZHAO Hui 
Supported by the Fundamental Research Funds for the Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis, China(No.130028652), the Natural Science Foundation of Liaoning Province, China(No.201602002), the Foundation of Liaoning Province Education Administration, China(No.L2015003) and the National Natural Science Foundation of China(No.20902010).
A FeCl3-6H2O-catalyzed synthesis of β-ketothioesters from the hydrolysis reaction of chain α-oxoketene dithioacetals was carried out. Subsequently, we explored the FeCl3-6H2O-catalyzed Friedel-Crafts alkylation of t...
关键词:Iron(Ⅲ) chloride THIOESTER Ketene dithioacetal HYDROLYSIS Friedel-Crafts alkylation 
Editor's note被引量:4
《Science China(Information Sciences)》2013年第8期1-1,共1页ZHAO MengMeng LI WanFang MA Xin FAN WeiZheng TAO XiaoMing LI XiaoMing XIE XiaoMin ZHANG ZhaoGuo 
Internet has now become the main place of IT technology and business innovations, from Web 2.0, social network, mobile Internet, cloud computing, to Internet of Things and big data. To embrace these innova- tions as w...
关键词:density functional theory(DFT) SELECTIVITY DIIMINE KETENE CYCLOADDITION Staudinger reaction 
Theoretical studies on selectivities in the Staudinger reaction of vicinal diimines and ketenes被引量:1
《Science China(Physics,Mechanics & Astronomy)》2013年第3期370-379,共10页
The selectivities, including peri-, regio-, and diastereoselectivities, in the Staudinger reaction involving vicinal diimines and ketenes were investigated theoretically via the density functional theory (DFT) calcu...
关键词:density functional theory (DFT) selectivity DIIMINE KETENE CYCLOADDITION Staudinger reaction 
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