ALKYNE

作品数：113被引量：78H指数：4
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相关领域：理学更多>>
相关作者：张俊良李福伟夏春谷汪文龙朱婧更多>>
相关机构：华东师范大学中山大学厦门大学上海大学更多>>
相关期刊：《Carbon Energy》《Chemical Research in Chinese Universities》《Organic Chemistry Frontiers》《工业催化》更多>>
相关基金：国家自然科学基金国家重点基础研究发展计划广东省自然科学基金中国博士后科学基金更多>>
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Highly efficient and cis-selective semihydrogenation of dialkyl alkynes with EtOH enforced by a catalyst-state induced color-change strategy
《Science China Chemistry》2025年第4期1392-1401,共10页Zhuangxing Li Guixia Liu Zheng Huang 
supported by the National Key R&D Program of China(2021YFA1501700);the National Natural Science Foundation of China(22425012,22072178,22293013,21821002);the Strategic Priority Research Program of the Chinese Academy of Sciences(XDB0610000);the CAS Project for Young Scientists in Basic Research(YSBR-094);the CAS Youth Interdisciplinary Team(JCTD-2021-11);Science and Technology Commission of Shanghai Municipality(23JC1404400).
Synthesis of valuable(Z)-1;2-dialkyl alkenes via cis-semihydrogenation of alkynes is often plagued by side reactions such as alkene isomerization and over-reduction.Here we report a catalyst-state induced color-change...
关键词：transfer hydrogenation alkyne semihydrogenation pincer iridium ethanol mechanism 
Stabilizing Cu^(+)active sites by small molecule modulation on copper electrocatalyst for boosting semi-hydrogenation of alkynes in water
《Journal of Energy Chemistry》2025年第3期800-807,共8页Ran Li Hui Li Jing Luo Jie Zhou Qi Sui Yujie Gao Hongshuai Zheng Lixin Xia Fei Li Yi Jiang 
financially supported by the National Natural Science Foundation of China(NSFC)(22179056,22172018);the Liaoning Revitalization Talents Program(XLYC2002097,1807210);the Key Projects of Liaoning Provincial Education Department(JYTZD2023001);the Fundamental Research Funds for the Central Universities(DUT23LAB611);Yingkou Talents Program。
Selective electrocatalytic semi-hydrogenation(ECSH)of alkynes in water using Cu catalysts is highly relevant for the production of value-added chemicals.However,achieving high olefin selectivity still poses extreme ch...
关键词：Electrocatalysis Cu catalysts Alkyne semi-hydrogenation Citric acid modulation Stabilizing Cu+ 
Theoretical catalytic performance of single-atom catalysts M_(1)/PW_(12)O_(40)for alkyne hydrogenation materials
《Nano Research Energy》2024年第4期13-22,共10页Shamraiz Hussain Talib Xuelian Jiang Shixiang Feng Mengdie Zhao Qi Yu 
National Natural Science Foundation of China(No.92061109);NSFC Center for Single-Atom Catalysis(grant No.22388102);Natural Science Basic Research Program of Shaanxi(Program No.2021JCW-20 and 2022KJXX-18)。
Single-atom catalysts(SACs)have provoked significant curiosity in heterogeneous catalysis due to the benefits of maximum metal atoms usage,robust metal-support interaction,single-metal-atom active sites,and high catal...
关键词：single-atom catalyst phosphotungstic acid alkyne hydrogenation transition metal atoms first-principles calculations 
Reactions of Alkynyl Aryl Phosphine Oxide with Oxalyl Bromide
《有机化学》2024年第12期3753-3760,共8页Zhao Peng Gan Zhenjie Li Zhuo Wang Lili Duan Zheng 
国家自然科学基金(Nos.22101262,22171245);河南省科技攻关(No.242102230166)资助项目.
Tertiary phosphines and their oxides react with oxalyl bromide to generate corresponding quaternary phosphonium salts,which can be further transformed as active intermediates to facilitate the bromination of alcohols ...
关键词：aryl phosphine oxide benzyl phosphine oxide oxalyl bromide quaternary phosphonium salt ALKYNE 
Redox-Neutral Nickel-Catalyzed Selective Hydroalkynylation of Internal Alkyne and Its Application in Anticancer Agent Discovery
《Chinese Journal of Chemistry》2024年第24期3317-3323,共7页Weiming Chen Teng Liu Shuqing Li Guangyu Li Gaorong Wu Youjia Gao Zhilin Xu Yitao Wu Xiaopeng Peng Jiuzhong Huang 
supported by the National Natural Science Foundation of China(22361003,82260676);Talent Project of Jiangxi Province(jxsq2019101065);the Jiangxi Provincial Natural Science Foundation(20224BAB216005,20232BAB216131);the Science and Technology Projects of Ganzhou(202101094462,2023PNS26854);The Start-up Fund of Gannan Medical University.
Herein,an unprecedented nickel-catalyzed regioselective hydroalkynylation of unsymmetrical internal alkynes was realized with steric hindered resistance selectivity via the cyano-directing group strategy.Significantly...
关键词：Directing group strategy Hydroalkynylation 1 3-Enynes Dihydroindeno[2 1-c]pyrazole Anti-tumor candidate 
Insight into stable,concentrated radicals from sulfur-functionalized alkyne-rich crystalline frameworks and application in solar-to-vapor conversion
《Chinese Journal of Structural Chemistry》2024年第8期65-72,共8页Jian-Rong Li Jieying Hu Lai-Hon Chung Jilong Zhou Parijat Borah Zhiqing Lin Yuan-Hui Zhong Hua-Qun Zhou Xianghua Yang Zhengtao Xu Jun He 
fundings by the National Natural Science Foundation of China(22371054,22301045);the Foundation of Basic and Applied Basic Research of Guangdong Province(2020B1515120024,2024A1515012801);Science and Technology Planning Project of Guangdong Province(2021A0505030066,2023A0505050164);Z.X.acknowledges a startup fund from A^(*)STAR(SC25/22-119116).
Organic radicals feature versatile unpaired electrons key for photoelectronic and biomedical applications but remain difficult to access in stable concentrated forms.We disclose easy generation of stable,concentrated ...
关键词：Porous coordination polymers Persistent radicals NANOGRAPHENE Photothermal conversion Solar-to-vapor conversion 
Cobalt-catalyzed reductive alkynylation to construct C(sp)-C(sp^(3))and C(sp)-C(sp^(2))bonds被引量：1
《Chinese Chemical Letters》2024年第7期253-258,共6页Lei Wan Yizhou Tong Xi Lu Yao Fu 
the National Natural Science Foundation of China(Nos.22371273,22293011 and T2341001);the Youth Innovation Promotion Association of the Chinese Academy of Sciences(No.2023476);the National Science Foundation of Anhui Province(No.2208085J26)。
Transition-metal-catalyzed cross-electrophile coupling has emerged as a reliable method for constructing carbon–carbon bonds.Herein,we report a general method,cobalt-catalyzed reductive alkynylation,to construct C(sp...
关键词：Cobalt-catalysis Cross-electrophile coupling Carbon-carbon bond formation Reductive alkynylation Alkyne synthesis 
Enhancing alkyne semi-hydrogenation through engineering metal-support interactions of Pd on oxides
《Nano Research》2024年第5期3707-3713,共7页Yuefeng Wu Xiaotong Lu Pengfei Cui Wenyu Jia Jun Zhou Yuan Wang Hussain Zahid Yuxin Wu Muhammad Umer Rafique Xiong Yin Baoshan Li Leyu Wang Guolei Xiang 
supported by the National Natural Science Foundation of China(No.21801012 to G.L.X.).
Supported Pd catalysts show superior activities for olefin productions from alkynes through semi-hydrogenation reactions,but over-hydrogenation into alkanes highly decreases olefin selectivity.Using phenylacetylene se...
关键词：alkyne semi-hydrogenation support effect metal-support interaction Pd catalyst single-atom catalyst 
Surface Ligand Evolution:Sulfur-Directed Covalent Bonding of PPh_(3) on Pd_(4)S with Improved Semi-hydrogenation of Terminal Alkynes
《Precision Chemistry》2024年第5期200-207,共8页Wentong Jing Shiguang Mo Weijie Zhang Wenting Zhou Kunlong Liu Jie Wei Ruixuan Qin Nanfeng Zheng 
National Natural Science Foundation of China(grant no.92261207,and NSFC Center for Single-Atom Catalysis under grant no.22388102);New Cornerstone Science Foundation.R.Q.acknowledges support from National Key R&D Program of China(2022YFA1504500);Young Scientists Fund of the National Natural Science Foundation of China(22202164);Natural Science Foundation of Fujian Province(2023J05006);Fundamental Research Funds for the Central Universities(20720230002).
Surface modification of metallic nanocatalysts with organic ligands has emerged as an effective strategy to enhance catalytic selectivity,although offten at the expense of catalytic activity.In this study,we demonstra...
关键词：Pd nanocatalysts surface modification selective hydrogenation catalytic stability alkyne semi-hydrogenation 
Recent Advances in Cobalt-Catalyzed Regio-or Stereoselective Hydrofunctionalization of Alkenes and Alkynes
《CCS Chemistry》2024年第5期1130-1156,共27页Yan Li Xi Lu Yao Fu 
the National Natural Science Foundation of China(grant nos.22293011 and 22371273);the Youth Innovation Promotion Association of the Chinese Academy of Sciences(grant no.2023476);the National Science Foundation of Anhui Province(grant no.2208085J26);the China Postdoctoral Science Foundation(grant no.BX20230344);the New Cornerstone Science Foundation through the XPLORER PRIZE.
Hydrofunctionalization of alkenes and alkynes is increasingly important in preparing and modifying carbon-centered organic molecules such as pharmaceuticals,agrochemicals,andmaterial precursors.The development of tran...
关键词：hydrofunctionalization cobalt-catalysis ALKENE ALKYNE regioselectivity STEREOSELECTIVITY 
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