SUBSTITUENT

作品数:123被引量:152H指数:5
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相关领域:理学更多>>
相关作者:曹晨忠史小琴堵锡华庄文昌冯长君更多>>
相关机构:湖南科技大学徐州工程学院南京工程学院南京理工大学更多>>
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相关基金:国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家高技术研究发展计划更多>>
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Substituent Modulated Electronic Properties of Cu(Ⅰ)Active Site in Metal-Organic Halides for Boosting Hydrogen Evolution Reaction被引量:1
《Chinese Journal of Chemistry》2024年第22期2845-2852,共8页Jing Wu Pingping Wang Yuzhe Fu Yi Shen Bin Wang Feng Hu Mengkai Zuo Wei Huang Dayu Wu 
supported by the National Natural Science Foundation of China(92161121).
Development of heterogeneous molecular photocatalysts for promising light-driven hydrogen evolution reaction(HER)is highly demanding but still challenging.Here,we report the blue-greenish emitting dinuclear metal–org...
关键词:Metal-organic halides PHOTOCATALYSIS Hydrogen evolution Microenvironment modulation Hybrid copper(Ⅰ)halids Ligand effects Substituent effects Spin density 
Formation of Slipped Dimer in 6-Pentafluorophenyl-substituted Olympicenyl Radical
《Chinese Journal of Chemistry》2023年第22期3025-3030,I0002,共7页Qin Xiang Yupeng Guo Jinlian Hu Zhaoyang Li Zhe Sun 
support from the National Natural Science Foundation of China(Grant Nos.22201206,22222110,21971187);the National Science Foundation Of Tianjin(19JCJQJC62700);the China Postdoctoral Science Foundation(2022M722358);the Haihe Laboratory of Sustainable Chemical Transformations.
Introduction of substituents to organic radical is important to increase the stability and realize its applications as multifunctional materials.In this work,pentafluorophenyl group was introduced to 6-position of oly...
关键词:RADICAL Odd-alternant hydrocarbon DIMERIZATION Electrostatic interaction Pentafluorophenyl substituent 
Synthesis and Characterization of Fluorodinitrobenzenes with Tunable Melting Point:Potential Low Sensitive Energetic Plasticizer and Melt-Cast Carrier被引量:3
《Chinese Journal of Chemistry》2020年第12期1619-1624,共6页Yunlu Li Peng Chen Yan Liu Ping Yin Chunlin He Siping Pang 
Authors are grateful for the support of the National Natural Science Foundation of China(Grant Nos.21702017,21875020);SKLST(BIT)QNKT18-03.
of main observation and conclusion In order to explore the effects of fluoro substituents on the energy and safety of energetic compounds,a series of fluorodinitrobenzenes including l,3-difluoro-2,4-dinitrobenzene(1),...
关键词:NITROBENZENE FLUORINE SUBSTITUENT 
Tuning Order-Disorder Phase Transition through Regulating the Substituent Group of Anion
《Chinese Journal of Chemistry》2017年第6期957-963,共7页Dong Li Lihong Chen Haixia Zhao Lasheng Long Lansun Zheng 
This work was financially supported by the 973 Pro- ject from the Ministry of Science and Technology of China (No. 2014CB84561), and the National Natural Science Foundation of China (Nos. 21571150, 21431005 and 21390391).
The structural phase transition compound {[(CH3)2CHCH2]2NH2}·[CF3COO] (1) has been synthesized based on the diisobutylamine and trifluoroacetic acid. The DSC data reveal that 1 undergoes a phase transition at 277...
关键词:phase transition dielectric materials order-disorder phase transition structural phase transition 
Electron Effect of p-Substituent on Iron(Ⅱ) and Cobalt(Ⅱ) Pyridinebisimine Catalyst for Ethylene Polymerization被引量:1
《Chinese Journal of Chemistry》2006年第10期1447-1451,共5页刘靖宇 郑毅 胡宁海 李悦生 
Project supported by the National Natural Science Foundationof China and China Petroleum & Chemical Corporation (No. 20334030).
A series of 2,6-bis(imino)pyridyl iron and cobalt complexes bearing p-substituent [2,6-(ArN=CMe)2C5H3N]- MCl2 (Ar=2,6-Me2C6H3, 2,4,6-Me3C6H2, 2,6-Me2-4-BrC6H2, 2,6-Me2-4-ClC6H2, 2,4-Me2-6-BrC6H2, 2,4-Me2-6- ClC6H...
关键词:iron complex cobalt complex CATALYST ethylene polymerization 
Syntheses of Some 3-[1′(1′H)-Substituent-pyrazol-5′-yl] benzo[5,6]coumarins
《Chinese Journal of Chemistry》2002年第7期670-675,共6页E-LDEEN Ibrahim Mohey AL-WAKEEL El-Sayed Ismail El-MAWLA Ahmed Gad 
3-[1′ (1′ H)-Substituent-pyrazol-5′-yl] benzo[5, 6] coumarins and3-(1′,2′-oxazol-5′-yl)benzo[5,6]coumarin were prepared via condensation of3-(2′-formyl-1′-chlorovinyl) benzo [5, 6] coumarin with hydrazine deri...
关键词:heterocycle synthesis pyrazol-5′-ylbenzo [5  6] coumarin alkylation atpyrazole nitrogen 
The spin delocalization substituent parameter σ——8. The spin-delocalizing abilities of the nitro, cyano, carbomethoxy, carboxy and carbamyl groups
《Chinese Journal of Chemistry》1991年第6期521-526,共0页JI, Guo-Zhen JIANG, Xi-Kui SHI, Wen-Ting. Shanghai Institute of Organic Chemistry, The Chinese Academy of Sciences, Shanghai 200032 
Project supposed by the National Natural Science Foundation of China
The rate constants (k) of the homo-cycloaddition reactions of five substituted α, β, β-tri- fluorostyrenes (TFS’s), i.e. p-nitrotrifluorostyrene (4), p-cyanotrifluorostyrene (5), p-carbomethoxytri- fluorostyrene (...
关键词:The spin delocalization substituent parameter carboxy and carbamyl groups CYANO 
The spin delocalization substituent parameter σ(?)——6.The spin-delocalizing abilities of the thiomethyl,cyclopropyl and t-butyl groups.Synthesis of three substituted trifluorostyrenes
《Chinese Journal of Chemistry》1991年第2期162-166,共0页JIANG,Xi-Kui JI,Guo-Zhen SHI,Yi-Qun Shanghai Institute of Organic Chemistry,Academia Sinica,Shanghai 200032 
This work was financially supported by the National Natural Science Foundation of China.
Three substituted α,β,β-trifluorostyrenes(TFS's),i.e.,p-thiomethyltrifluorostyrene(4), p-cyclopropyltrifluorostyrene(5)and p-t-butyltrifluorostyrene(6),have been synthesized.The rate constants(k_2)of the thermal cy...
关键词:TFS The spin delocalization substituent parameter The spin-delocalizing abilities of the thiomethyl cyclopropyl and t-butyl groups.Synthesis of three substituted trifluorostyrenes 
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