CARBANIONS

作品数：8被引量：4H指数：2
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相关领域：理学更多>>
相关作者：姚金忠更多>>
相关机构：浙江大学嘉兴学院更多>>
相关期刊：《合成化学》《Science China Chemistry》《Chinese Journal of Chemistry》《Chinese Chemical Letters》更多>>
相关基金：国家自然科学基金国家教育部博士点基金国家重点基础研究发展计划更多>>
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Construction of a Metallacyclopentadiene Ring through the Attack of Carbanions to M≡C Bond Followed by C—H Activation被引量：1
《Chinese Journal of Chemistry》2024年第3期235-242,共8页Chun Tang Shengjie Zhang Zhengyu Lu Qian Li Ming Luo Dafa Chen Haiping Xia 
the NSFC(Nos.22071098,21931002 and 22101123);the Guangdong Provincial Key Laboratory of Catalysis(No.2020B121201002);the Shenzhen Science and Technology Innovation Committee(No.JCYJ20200109140812302);Introduction of Major Talent Projects in Guangdong Province(No.2019CX01C079);Outstanding Talents Training Fund in Shenzhen,for their financial support.
Metallacyclopentadienes are important metallacycles and regarded as intermediates in many reactions,therefore,new methods to achieve them are anticipated.In this study,a formal[3+2]method,through the reactions of an o...
关键词：Metallacyclopentadiene Carbolong chemistry OSMIUM C–H activation Nucleophilic addition 
Cross-Coupling of Secondary Amides with Tertiary Amides: The Use of Tertiary Amides as Surrogates of Alkyl Carbanions for Ketone Synthesis被引量：2
《Chinese Journal of Chemistry》2019年第9期887-891,共5页Shu-Ren Wang Pei-Qiang Huang 
The authors are grateful for the financial support provided by the National Natural Science Foundation of China (Nos. 21672176 and 21332007);the National Key R&D Pregram of China (No. 2017YFA0207302).
In recent years,exciting progress has been made in the field of direct transformation of amides,nevertheless,the condensation between two amides remains rare and restricted to homo-coupling reactions.Herein,we report ...
关键词：SECONDARY AMIDES Tertiary AMIDES ALKYL CARBANIONS 
Ketone Synthesis by Direct, Orthogonal Chemoselective Hydroacylation of Alkenes with Amides: Use of Alkenes as Surrogates of Alkyl Carbanions被引量：3
《Chinese Journal of Chemistry》2019年第8期811-816,共6页Hui Geng Pei-Qiang Huang 
support provided by the National Key R&D Program of China (No.2017YFA0207302);the National Natural Science Foundation of China (Nos.21672176 and 21332007).
Summary of main observation and conclusion Direct functionalization of alkenes and direct transformation of carboxamides are two exciting areas that have attracted considerable attention in recent years.We report here...
关键词：ALKENES AMIDES ALKYL CARBANIONS 
On the Absolute Configuration of Schweinfurthinol
《Chinese Journal of Chemistry》2011年第12期2759-2762,共4页崔杉 伍贻康 高坡 
Project supported by the National Basic Research Program of China （973 Program） （No. 2010CB833200）, the National Natural Science Foundation of China （Nos. 21172247, 21032002, 20921091, 20672129, 20621062, 20772143） and the Chinese Academy of Sciences （＂Knowledge Innovation＂, KJCX2.YW.H08）.
Through the chiral-pool based synthesis of both enantiomers of schweinfurthinol, it has been proven that this natural product isolated from the seeds of Canarium schweinfurthii possesses an （S） configuration. The op...
关键词：natural products chiral building blocks DIOLS PHENOLS CARBANIONS 
A New Asymmetric α-Amido-hydroxyalkylation Mediated by SmI_2
《合成化学》2004年第z1期50-50,共1页ZHENG Xiao FENG Chen-Guo HUNG Pei-Qiang 
Supported by the National Science Fund for Distinguished Young Investigators; the NNSF ofChina (20272048; 203900505); the Ministry of Education (Key Project 104201); and the Specialized Research Fundfor the Doctoral Program of Higher Education (20020384004)
关键词：α-amido carbanions  asyrmmetric synthesis  SmI2  PYRIDYL sulfides  HYDROXYALKYLATION 
Studies on organophosphorus compounds 104. Reaction of carbanions derived from alkylphosphonates
《Chinese Journal of Chemistry》1999年第6期685-690,6,共7页李超忠 袁承业 
Project (No. 29672042, 29832050) supported by the National Natural Science Foundation of China.
Structural effect of substituents directly bonded to carbanions bearing a phosphorate moiety is examined. Nucleophihc addition of phosphonate carbanion to 1-nitroalkene followed by subsequent reaction with chlorotrim...
关键词：Phosphonate carbanion 4 5-dihydroisoxazole 1 3-dipole 
Base initiated halogen-exchange reactions between perhaloalkanes
《Science China Chemistry》1997年第5期475-484,共10页傅伟敏 李兴亚 蒋锡夔 
Project supported by the National Natural Science Foundation of China
Halophilic attacks on C-X bonds (X=Br,Cl) by a base can easily initiate mtermolecular bromme-chlonne exchange reactions either among bromine-or chlorine-containing perhaloalkane molecules of different compounds of amo...
关键词：HALOPHILIC attack perhaloalkanes bromine-chlorine exchange REACTIONS carbanion’s mechanism 
Regioselechve　Reaction　of　α－（Alkoxydimethylsilyl）allyl　Carbanions　with　Alkyl　Halides　and　Aldehydes
《Chinese Chemical Letters》1996年第12期1069-1072,共4页Li LIU Lab Hai LI and Dong WANG(Institute of Chtaltw, Acadtala Sinica, Beijing 100080) 
The reactions of α-(alkoxysilyl)allyl anions 4 with electrophiles were studied. α-Alkylation with alkyl halides was favoured, whereas γ-selection was achieved in the reaction with aldehydes.
关键词：ALKYL CARBANIONS REACTION ALDEHYDES 
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