ALKYNYL

作品数：55被引量：54H指数：3
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相关领域：理学更多>>
相关作者：安宇华瑞茂更多>>
相关机构：华南理工大学华东师范大学淮北师范大学云南大学更多>>
相关期刊：《Green Energy & Environment》《Science China Chemistry》《有机化学》《Magnetic Resonance Letters》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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Spontaneous increasing of sensitivity and resolution in parahydrogen-induced hyperpolarization by RASER
《Magnetic Resonance Letters》2025年第1期1-11,共11页Zeyu Zheng Qiwei Peng Huijun Sun Xinchang Wang Zhong Chen 
supported by the National Natural Science Foundation of China(grant number:22274050);the Shanghai Science and Technology Commission(contract number:23J21900300);the Fundamental Research Funds for the Central Universities.
Enhancing the sensitivity of nuclear magnetic resonance(NMR)technology has been the focus of NMR research for decades,which offers the potential to significantly expand its applications in chemistry,biology,and medica...
关键词：Nuclear magnetic resonance Parahydrogen-induced polarization PASADENA RASER Alkynyl acid 
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 
Alkynyl ligand for preparing atomically precise metal nanoclusters:Structure enrichment,property regulation,and functionality enhancement
《Chinese Journal of Structural Chemistry》2024年第11期49-59,共11页Ziyi Liu Xunying Liu Lubing Qin Haozheng Chen Ruikai Li Zhenghua Tang 
supported by the open funds of Key Laboratory of Functional Inorganic Material Chemistry(Heilongjiang University),Ministry of Education,China;the funding from Guangdong Natural Science Funds(No.2023A0505050107).
Ligand plays a critical role in determining the physicochemical properties and functionalities of metal nano-clusters,as the ligand molecules interact with a significant amount of metal atoms in the core through vario...
关键词：Alkynyl ligand Coinage metal nanoclusters Structure enrichment Property regulation Functionality enhancement 
Visible Light Catalyzed Reductive Cross-Coupling of α-CF_(3)-alkyl Bromide and Alkynyl Bromide
《Chinese Journal of Chemistry》2024年第20期2479-2484,共6页Yiqiang Tian Yi Li Chun Zhang 
support was from Tianjin University(2024XJD-0062);the National Natural Science Foundation of China(No.22371203).
Traditional reduction coupling reactions of two bromides typically rely on transition metal catalysis.Here,we introduce the development of a visible-light catalytic direct reduction coupling reaction between α-CF_(3)...
关键词：Visiable light catalysis C-C bond formation Reductive cross-coupling Trifluoromethyl group Alkynyl group Radicals Organohalides PHOTOCHEMISTRY 
Cascade Cross-Coupling/[3,3]-Sulfonium Rearrangement of Alkynyl Sulfoxides and Ynamides/Ynol Ethers to Construct Tetrasubstituted Furans
《有机化学》2024年第7期2274-2285,共12页Meng Shuyu Guo Wentao Wang Quanrui 
A transition-metal-free strategy for the synthesis of tetrasubstituted furans is reported.Promoted by boron trifluo-ride diethyl etherate,the reaction of alkynyl sulfoxides with ynamides/ynol ethers proceeded via a ca...
关键词：HETEROCYCLIZATION [3 3]-rearrangement sulfonium ion tandem reaction tetrasubstituted furan 
Heterointerface of all-alkynyl-protected Au_(28) nanoclusters anchored on NiFe-LDHs boosts oxygen evolution reaction:a case to unravel ligand effect被引量：2
《Rare Metals》2023年第12期4029-4038,共10页Quan-Li Shen Long-Yun Shen Le-Yi Chen Lu-Bing Qin Yong-Gang Liu Nicholas M.Bedford Francesco Ciucci Zheng-Hua Tang 
financially supported by Guangdong Natural Science Funds (No.2022A1515011840);the Research Grant Council of Hong Kong for support through the projects (Nos.16201820 and 16206019);the Project of Hetao Shenzhen-Hong Kong Science and Technology Innovation Cooperation Zone (No.HZQB-KCZYB-2020083)。
Ultrasmall Au nanoclusters have been proven to effectively enhance the catalytic performance of NiFe layered double hydroxides(NiFe-LDHs)toward oxygen evolution reaction(OER),yet the surface ligand effect of the Au na...
关键词：NiFe layered double hydroxides Au_(28)nanoclusters Alkynyl ligand Oxygen evolution reaction Density functional theory calculations 
Palladium-Catalyzed Oxidative Alkynylation of Allenyl Ketones: Access to 3-Alkynyl Poly-substituted Furans被引量：1
《Chinese Journal of Chemistry》2023年第24期3598-3604,共7页Bowen Dou Kang Wang Jianbo Wang 
supported by NSFC(22371008),BNLMS;Laboratory for Synthetic Chemistry and Chemical Biology of Health@InnoHK of ITC,HKSAR.
Furans bearing alkynyl substituents are highly useful in organic synthesis.However,the methodologies to access these important furan derivatives are rather limited.We herein report an efficient synthesis of alkynylate...
关键词：Allenyl ketones Oxidative alkynylation Cyclization Isomerization FURANS Catalysis Palladium CROSS-COUPLING 
Electrochemical radical annulation of 2-alkynyl biaryls with diselenides under catalyst-and chemical oxidant-free conditions
《Chinese Chemical Letters》2023年第12期146-149,共4页Jun Jiang Ke-Li Wang Xiao Li Chao Wu Hong-Tao Ji Xiang Chen Wei-Min He 
funded by the Scientific Research Fund of Hunan Provincial Education Department(No.22B0435).
A facile and efficient electrochemical method for sustainable constructing both selanyl phenanthrenes and selanyl polycyclic heteroaromatics(32 examples,71%-97%yields)through the radical annulation of 2-alkynyl biaryl...
关键词：Green chemistry Radical annulation DISELENIDES Electrochemical 
Atomically precise alkynyl-protected Ag_(20)Cu_(12)nanocluster:Structure analysis and electrocatalytic performance toward nitrate reduction for NH_(3)synthesis被引量：3
《Nano Research》2023年第8期10867-10872,共6页Guanyu Ma Fang Sun Liang Qiao Quanli Shen Lei Wang Qing Tang Zhenghua Tang 
Z.H.T.acknowledges the financial support from the Guangdong Natural Science Funds(No.2022A1515011840);Q.T.thanks the grants from the National Natural Science Foundation of China(No.21903008);the Chongqing Science and Technology Commission(No.cstc2020jcyj-msxmX0382).
Electrochemical nitrate reduction reaction(NtrRR)has been emerging as an appealing route for both water treatment and NH_(3)synthesis.Herein,we report the structure analysis and electrocatalytic performance of a novel...
关键词：Ag_(20)Cu_(12)nanocluster alkynyl ligand nitrate reduction reaction(NtrRR) ammonia synthesis density functional theory(DFT)calculations 
Alkynyl-anchored silver nanoclusters in lanthanide metal-organic framework for luminescent thermometer and CO_(2) cycloaddition被引量：1
《Nano Research》2023年第5期7452-7458,共7页Jing-Wen Hu Wan-Zhen Qiao Jun-Jun Sun Jun Xu Xi-Yan Dong Chong Zhang Shuang-Quan Zang 
the National Natural Science Foundation of China(Nos.21975065,U21A20277,21825106,and 22201065).
In this study,an alkynyl-modified aromatic dicarboxylic acid bifunctional ligand was selected to construct lanthanide compound{[Eu_(4)(ebdc)_(6)(4,4-bpy)_(0.5)(H_(2)O)_(4.5)]·(C_(2)H_(5)OH)_(1.25)(H_(2)O)}_(n)(Eu-MOF...
关键词：silver nanoclusters confinement effect lanthanide metal-organic framework(MOF) ratiometric fluorescence thermometer CO_(2)cycloaddition 
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