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SUBSTITUTED: 作品数：971被引量：810H指数：9; 导出分析报告; 相关领域：理学更多>>; 相关作者：李中军李树春崔景荣曹朝暾李小红更多>>; 相关机构：北京大学中国科学院中山大学浙江工业大学更多>>; 相关期刊：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中国博士后科学基金国家高技术研究发展计划更多>>

Nickel-catalyzed regiodivergent syn-hydrosilylation of disubstituted alkynes: 《Science Bulletin》2024年第21期3334-3339,共6页Jixin Wang Jie Lin Zhili Cui Jianlin Yao Konstantin Karaghiosoff Jie Li; supported by the National Natural Science Foundation of China(22322108);Natural Science Foundation of Jiangsu Province(BK20231521 and BK20221355);Jiangsu Specially Appointed Professors Plan(SR10900122),and start-up funds from Soochow University.; Given the importance of alkenylsilanes in organosilicon chemistry and material science, direct transition-metal-catalyzed selective hydrosilylation of alkynes with hydrosilanes has emerged as apowerful platform for ac...; 关键词：CATALYZED ALKYNES SUBSTITUTED

Two at the price of one: kinetic resolution of multi-substituted metallocenes: 《Science Bulletin》2022年第24期2502-2504,共3页Yuanyuan Li Zhenhua Gu; supported by the National Natural Science Foundation of China(92056102)。; Molecules containing the key planar chiral scaffold are commonly used as ligands in asymmetric catalysis [1]. As such, developing efficient methods to rapidly functionalize planar chiral scaffolds has received substan...; 关键词：动力学拆分茂金属化合物 PLANAR

Pulse radiolysis studies of functionally substituted imidazolium-based ionic liquids被引量：3: 《Chinese Science Bulletin》2012年第21期2752-2758,共7页FU HaiYing XING ZhaoGuo CAO XiYan WU GuoZhong; supported by the National Natural Science Foundation of China(20973192,11079007); The reactions of imidazolium-based ionic liquids having different substituent groups on the ring with hydrated electrons (eaq-),hydroxyl radicals (·OH),and sulfate anion radicals (SO4·-) were investigated using nano...; 关键词：脉冲辐解技术离子液体咪唑基取代基反应速率常数阳离子自由基羟基自由基阴离子自由基

Synthesis, characterization and properties of ruthenium-substituted polyoxometallic acid H_6Ru(H_2O)FeW_(11)O_(39)·18H_2O with Keggin structure被引量：1: 《Chinese Science Bulletin》2011年第25期2679-2682,共4页XU ShengXian WU XueFei WU QingYin YAN WenFu; supported by the National Natural Science Foundation of China (21071124);the Foundation of Jiangxi Educational Committee (GJJ09310);the Foundation of the State Key Laboratory of Inorganic Synthesis;Preparative Chemistry of Jilin University (2010-16); The ruthenium-substituted polyoxometallic acid H6 [Ru(H2O)FeW 11O39 ]·18H2O was synthesized by stepwise acidification and stepwise addition of solutions of the component elements, and an ion-exchange-cooling method. ...; 关键词：KEGGIN结构 H2O 电感耦合等离子体光谱法合成性质表征电化学阻抗谱钌

Synthesis and conductivity of substituted heteropoly acid with Dawson structure H_7[Ga(H_2O)P_2W_(17)O_(61)].18H_2O被引量：2: 《Chinese Science Bulletin》2011年第22期2327-2330,共4页QIAN XueYu HE ZhiQi WU QingYin TONG Xia YAN WenFu GONG Jian; supported by the National Natural Science Foundation of China(21071124);the Natural Science Foundation of Zhejiang Province(Y4090183);the Foundation of State Key Laboratory of Inorganic Synthesis and Preparative Chemistry of Jilin University(2010-16);the Foundation of Key Lab of Polyoxometalates Science of the Ministry of Education of Northeast Normal University(DS-20080102); A new solid high-proton conductor,H7[Ga(H2O)P2W17O61].18H2O,a substituted heteropoly acid with Dawson structure,has been synthesized by the degradation/ion-exchange/freezing method.The product was characterized by pot...; 关键词：DAWSON结构杂多酸 H2O 高导电合成质子导体传导机制电位滴定法

Diastereoselective addition of lithium enolate of γ-substituted α-diazoacetoacetate to N-sulfinyl imines: 《Chinese Science Bulletin》2010年第25期2847-2854,共8页MO FanYang LI Fei WANG JianBo; supported by the National Natural Science Foundation of China (20832002,20772003,20821062);the Ministry of Education of the People’s Republic of China,and National Basic Research Program of China (2009CB825300); Highly diastereoselective addition of lithium enolate of γ-substituted α-diazoacetoacetate to chiral N-sulfinyl imines has been developed. The addition products were further subjected to photo-induced Wolff rearrang...; 关键词：烯醇酰亚胺 Wolff重排锂二羰基二取代手性催化

One pot cascade synthesis of substituted 1,2,4-triazol-3-ones: 《Chinese Science Bulletin》2010年第25期2879-2884,共6页SU YeHua JIANG Zhen HONG Deng LIN XianFu WANG YanGuang; supported by the National High-Tech Research & Development Program of China (2007AA02Z143); Substituted triazolinones were prepared by a three-component reaction of aldehydes,hydrazines and azodicarboxylates using TFA as a catalyst. The procedure was convenient and efficient,utilizing readily available subst...; 关键词：级联过程合成三唑反式脂肪酸锅催化剂三组分醛

Fluorescence and sensitization performance of phenylene-vinylene-substituted polythiophene: 《Chinese Science Bulletin》2009年第10期1669-1676,共8页CHEN JinMao HOU JianHui LI YongFang ZHOU XiaoWen ZHANG JingBo LI XuePing XIAO XuRui LIN Yuan; Supported by the Major State Basic Research Development Program of China (Grant No. 2006CB202605);High-Tech Research and Development of China Program (Grant No. 2007AA05Z439);National Natural Science Foundation of China (Grant No. 50221201);Innovative Foundation of the Center for Molecular Science, Chinese Academy of Sciences (Grant No. CMS-CX200718); A new kind of polythiophene derivative, Poly(3-{2-[4-(2-ethylhexyloxy)-phenyl]-vinyl}-2,2′-bithiophene) (PTh), was applied in dye-sensitized solar cell to extend the light response of nanocrystalline TiO2 electrode. ...; 关键词：荧光光谱取代聚噻吩染料敏化太阳能电池苯乙炔基纳米TiO2电极 TIO2纳米粒子性能聚噻吩衍生物

QSAR analysis of substituted benzylamino- and heterocyclylmethylamino-carbodithioate derivatives of 4-(3H)-quinazolinone using CoMFA and SCORE2.0: 《Chinese Science Bulletin》2007年第23期3200-3206,共7页LIU Feng LIU ShiYing LIU Yan HAN DaXiong JIANG YuYang CAO ShengLi ZHAO YuFen; Supported by the National Natural Science Foundation of China (Grant No. 20572060);Guangdong Fundamental Research Foundation of China (Grant No. 2005CCAO3400); Thymidylate synthase (TS) is a critical enzyme for DNA biosynthesis and many nonclassical lipophilic antifolates targeting this enzyme are quite efficient and encouraging as antitumor drugs. In this paper, the binding...; 关键词：抗叶酸物甲氨基合酶化学

Structure and second-order NLO property of the molecules bridged through n-vertex bis-substituted carborane (n=5, 6, 7): 《Chinese Science Bulletin》2007年第17期2326-2330,共5页QIU YongQingt CHEN Hui SUN ShiLing FAN HongLing SU ZhongMin; Supported by the Foundation of Jilin Provincial Excellent Youth (Grant No. 20050107);Youth Science Foundation of Northeast Normal University (Grant No. 111494117); Density functional theory (DFT) B3LYP at 6-31G* level is employed to optimize the structures of the molecules bridged through n-vertex bis-substituted carborane (n=5, 6, 7) and combined with finite field (FF) formalis...; 关键词：碳硼烷分子桥联稳定性密度泛函理论

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