云南高校图书馆联盟文献共享服务平台- NUCLEOPHILES

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Nucleophiles promotes the decomposition of electrophilic functional groups of tetracycline in ZVI/H_(2)O_(2) system: Efficiency and mechanism: 《Chinese Chemical Letters》2024年第10期414-420,共7页Xin Li Wanting Fu Ruiqing Guan Yue Yuan Qinmei Zhong Gang Yao Sheng-Tao Yang Liandong Jing Song Bai; financial support from Sichuan Science and Technology Program(No.2023NSFSC0345);the Fundamental Research Funds for the Central Universities(Southwest Minzu University,No.ZYN2022002);the Innovation Scientific Research Program for Graduates of Southwest Minzu University(Southwest Minzu University,No.3300222156);the China Scholarship Council(No.202008510077)。; When zero-valent iron(ZVI)is prepared and applied under neutral conditions,it is easy to form oxides or hydroxides on its surface,which hinders the electron release of ZVI.To this end,a nucleophile was introduced into...; 关键词：ZVI NUCLEOPHILES TETRACYCLINE Electrophilicfunctionalgroup Electronic transfer

Copper-catalyzed conjugate addition of allene-derived nucleophiles to alkenyl-substituted carboxamides: 《Chinese Chemical Letters》2024年第3期239-242,共4页Bin Fu Yue Zhao Xiuping Yuan Yanfei Li Jianjun Yin Simin Wang Tao Xiong Qian Zhang; the financial support from the National Natural Science Foundation of China(NSFC,Nos.22171042,21831002,and 22193012);the Jilin Province Natural Science Foundation(No.20160520140JH);the Fundamental Research Funds for the Central Universities;the Ten Thousand Talents Program for generous financial support。; Catalytic Michael addition reaction represents a fundamental importance in organic synthetic chemistry.Whereas corresponding conversions toward intrinsically low reactive enamide remains an ongoing challenging.We here...; 关键词：CuH catalysis ALLENES Unsaturated amide Conjugate addition Regioselectivity

Synergistic catalysis for stereocontrol of prochiral nucleophiles in palladium-catalyzed asymmetric allylic substitution被引量：1: 《Science China Chemistry》2023年第8期2238-2255,共18页Xi Wang Youbin Peng Ling Zhao Xiaohong Huo Wanbin Zhang; supported by the National Natural Science Foundation of China(21831005,21991112,22171183);the Science and Technology Commission of Shanghai Municipality(19JC1430100)。; In contrast to the stereocontrol of the stereocenter at the allyl unit,the asymmetric induction of prochiral nucleophiles remains a challenge in Pd-catalyzed asymmetric allylic substitutions due to the remote distance...; 关键词：asymmetric allylic substitution palladium catalysis synergistic catalysis remote stereocontrol bimetallic catalysis

Chiral Sulfide/Phosphoric Acid Cocatalyzed Enantioselective Intermolecular Oxysulfenylation of Alkenes with Phenol and Alcohol O-Nucleophiles被引量：2: 《CCS Chemistry》2022年第10期3342-3354,共13页Xiao-Dong Liu Yicong Luo Xiaohong Huo Hui-Yun Luo Ren-Fei Cao Zhi-Min Chen; the National Natural Science Foundation of China(NSFC)(nos.21871178,22071149,21901158,21702135)and the STCSM(no.19JC1430100)for their financial support.; Enantioselective intermolecular three-component oxysulfenylations of alkenes with phenols and alcohols as O-nucleophiles were achieved using chiral BINAM-derived sulfide/phosphoric acid as the cocatalyst.Notably,chira...; 关键词：dual catalysis enantioselective sulfenylation three-component reaction O-nucleophile contiguous chiral stereocenter

A visible light-mediated three-component strategy based on the ring-opening of cyclic ethers with aryldiazoacetates and nucleophiles: 《Organic Chemistry Frontiers》2022年第5期1321-1326,共6页Mateus L.Stivanin Rafael D.C.Gallo Joao Paulo M.Spadeto Rodrigo A.Cormanich Igor D.Jurberg; Financial support is greatly appreciated from CNPq for a PhD fellowship to M.L.S.(142474/2018-5);FAPESP for a post-doc-toral fellowship to R.D.C.G.(2020/00144-6);a Young Researcher Grant to R.A.C(2018/03910-1);a PhD fellowship to J.P.M.S.(2020/06536-3);a Regular Research Grant to I.D.J.(2019/01235-8);The authors also thank FAEPEX for a fellowship to R.A.C.(2466/20).; A blue light-promoted reaction between aryldiazoacetates and different nucleophiles has been developed in the presence of THF(and other cyclic ethers)as the solvent,allowing the incorporation of these three elements i...; 关键词：temperature VISIBLE LIGHT

Oxidative Cross-Coupling Reactions between Two Nucleophiles被引量：2: 《Chinese Journal of Chemistry》2022年第2期256-266,共11页Lijun Lu Hao Li Aiwen Lei; This work was supported by the National Natural Science Foundation of China(No.22031008);the Science Foundation of Wuhan(No.2020010601012192).; What is the most favorite and original chemistry developed in your research group?Oxidative Cross-Coupling-The chemistry between two"nucleophiles".How do you get into this specific field?Could you please share some ex...; 关键词：Oxidative cross-coupling Oxidation-induced Reaction mechanisms PHOTOCHEMISTRY ELECTROCHEMISTRY

Photoinduced palladium-catalyzed carbonylation of halides with weak nucleophiles: 《Science Bulletin》2020年第20期1696-1698,共3页Xuan Jiang Yue Jia Wen-Jing Xiao Liang-Qiu Lu; Carbon monoxide,as a C1 synthon,plays a fundamentally important role in modern chemical synthesis.Despite great achievements,the development of sustainable and effective CO conversion methods is still in high demand[1...; 关键词：羰基化反应亲核试剂卤代物

Green Catalysis for Three-Component Reaction of Carbon Dioxide, Propargylic Alcohols and Nucleophiles被引量：2: 《物理化学学报》2018年第8期838-844,共7页ZHOU Zhihua XIA Shumei HE Liangnian; 国家重点研究和开发项目（2016YFA0602900）,国家自然科学基金（21472103,21421001,21421062,21672119）,天津市自然科学旗金（16JCZDJC39900）资助项目; 关键词：温室气体绿色化学环境保护合成方法邻二醇

Asymmetric catalytic anhydride openings via carbon-based nucleophiles: 《Chinese Chemical Letters》2014年第1期1-8,共8页Chen Zheng Fen-Er Chen; The asymmetric desymmetrization of cyclic anhydrides via the addition of carbon-based nucleophiles has been the focus of considerable levels of interest because it leads to optically active products. Over the past 20 ...; 关键词：Cyclic anhydrides Carbon-based nucleophiles Chiral ligands Asymmetric catalysis Metal reagents

Recent advances in the iron-catalyzed C-C bond formation via polar reactions of alcohols with carbon-centered nucleophiles: 《Chinese Science Bulletin》2012年第19期2335-2337,共3页SHANG XiaoJie LIU ZhongQuan; supported by the National Natural Science Foundation of China (21002045);the Fundamental Research Funds for the Central Universities (lzujbky-2012-55); We summarized here the recent developments in the iron-catalyzed C-C bond formation via the polar reactions of alcohols with various carbon-centered nucleophiles. It is composed of three sections according to the cate...; 关键词：亲核反应 CC 催化极性铁碳醇亲核试剂

NUCLEOPHILES