云南高校图书馆联盟文献共享服务平台- CYCLOPROPANE

CYCLOPROPANE: 作品数：51被引量：33H指数：3; 导出分析报告; 相关领域：理学更多>>; 相关作者：李中军孟祥豹李庆李云锋更多>>; 相关机构：北京大学更多>>; 相关期刊：《中国生物学文摘》《Chinese Journal of Natural Medicines》《Science China Chemistry》《Chemical Research in Chinese Universities》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天津市自然科学基金中国博士后科学基金更多>>

Vinylogous Fluorine Stabilizing Effect Enables Rational Design of a Novel Donor-Acceptor Cyclopropane and Its Applications in[3+2]Cycloaddition Reaction and Ring-Opening Polymerization: 《Chinese Journal of Chemistry》2024年第22期2723-2727,共5页Yue Li Dian-Feng Chen; supported by the National Natural Science Foundation of China(No.22101273);the Fundamental Research Fund for the Central Universities(WK9990000111)。; Discovery of unprecedented donor-acceptor patterns can essentially enrich the chemistry of donor-acceptor cyclopropanes.We herein introduce a concept of vinylogous fluorine stabilizing effect,which guides rational des...; 关键词：Donor-acceptor cyclopropane gem-Difluorovinyl group Vinylogous fluorine stabilizing effect [3+2]cycloaddition Ring-opening polymerization Strained molecules Monomers Ionic polymerization

Controlled semi-Pinacol rearrangement on a strained ring:Efficient access to multi-substituted cyclopropanes by group migration strategy: 《Chinese Chemical Letters》2024年第9期135-139,共5页Wenyu Gao Liming Zhang Chuang Zhao Lixiang Liu Xingran Yang Jinbo Zhao; Financial support of this work from National Natural Science Foundation of China(No.21871045);startup funding from Changchun University of Technology。; We describe a versatile electrophile addition/SPR sequence of readily available cyclopropyl carbinols that affords multi-substituted carbonylated cyclopropanes with high stereo-fidelity.This approach tolerates various...; 关键词：Cyclopropeneα-carbinols Electrophile addition Semi-Pinacol rearrangement CYCLOPROPANE

Nickel-Catalyzed Regio-and Stereoselective Defluorinative Arylation of gem-Difluorinated Cyclopropanes: 《Chinese Journal of Chemistry》2024年第8期823-828,共6页Shutao Qi Yunkai Hua Liangkai Pan Junfeng Yang Junliang Zhang; the funding support of the National Key R&D Program of China(2021YFF0701600);NSFC(21901043,21921003,and 22031004);STCSM(21ZR1445900)and Shanghai Municipal Education Commission(20212308).; Comprehensive Summary,Herein,we report nickel-catalyzed cross-coupling of gem-difluorinated cyclopropanes with boronic acids,providing the corresponding arylated 2-fluoroallylic scaffolds.This approach used commercial...; 关键词：Nickel Monofluoroolefin CYCLOPROPANE Regioselectivity STEREOSELECTIVITY C-C coupling Cross-coupling Synthetic methods

Seco-cyclic phorbol derivatives and their anti-HIV-1 activities: 《Chinese Journal of Natural Medicines》2024年第4期365-374,共10页HUANG Xiaolei HUANG Xusheng LI Qirun MA Mengdi CUI Yadong YANG Liumeng WANG Haibo LUO Ronghua CHEN Jinglei YANG Jingxuan LIN Jinrong LI Duxin ZHENG Yongtang ZHANG Jian; supported by the National Natural Science Foundation of China(Nos.81202882 and 82060670);the Suzhou Science and Technology Planning Project in Jiangsu Province of China(No.SNG2021022);the Priority Academic Program Development of the Jiangsu Higher Education Institutes,China(PAPD);Project of Innovative Research Team of Yunnan Province(No.202005AE160005)。; Phorbol esters are recognized for their dual role as anti-HIV-1 agents and as activators of protein kinase C(PKC).The efficacy of phorbol esters in binding with PKC is attributed to the presence of oxygen groups at po...; 关键词：seco-Cyclic phorbol derivatives Hydrolysis reaction Cyclopropane ring ESTERIFICATION Anti-HIV-1 agent

光响应基因BcCfaS通过脂质代谢调控灰葡萄孢菌的光形态建成及致病力: 《Engineering》2024年第4期201-213,共13页Guangjin Li Zhanquan Zhang Yong Chen Tong Chen Boqiang Li Shiping Tian; supported by the National Natural Science Foundation of China(31930086 and 32172642);the National Key Research and Development(R&D)Program of China(2016YFD0400902 and 2021YFD2100505).; Light is a fundamental environmental factor for living organisms on earth—not only as a primary energy source but also as an informational signal.In fungi,light can be used as an indicator for both time and space to ...; 关键词：Light Botrytis cinerea Cyclopropane fatty-acyl-phospholipid synthase Lipid metabolism PHOTOMORPHOGENESIS Virulence

Sweet Strain Release:Donor-Acceptor Cyclopropane Mediated Glycosylation: 《CCS Chemistry》2023年第12期2910-2921,共12页Xiong Xiao Han Ding Li-Cong Peng Xin-Yu Fang Yang-Yang Qin Qiu-Qi Mu Xue-Wei Liu; the National Natural Science Foundation of China(grant no.22207092);the Natural Science Basic Research Plan of Shaanxi Province of China(grant no.2022JQ-091);the Fundamental Research Funds for the Central Universities(grant no.G2021KY05117)from China;the National Research Foundation(grant no.NRF-CRP22-2019-0002);the Ministry of Education(grant no.MOE-T2EP30120-0007);A*STAR(grant no.A20E5c0087)from Singapore for their financial support of this research.; Chemical glycosylation methodologies for the preparation of the bioactive oligosaccharides and glycoconjugates promise reliable access to these compounds as homogeneous materials with welldefined structures in suffici...; 关键词：GLYCOSYLATION strain release donor-acceptor cyclopropane glycosyl zwitterion onepot glycosylation

[3+2]Cycloaddition of Vinyl Cyclopropane and Hydroxylamines via Isocynate Intermediate toγ-Lactams被引量：1: 《Chinese Journal of Chemistry》2023年第16期1937-1942,共6页Xiaobing Huang Jingxun Yu Xinjun Luan; the National Natural Science Foundation of China(21925108,21901203,21901204)for financial support.; Comprehensive Summary A general and efficient strategy for the synthesis ofγ-lactams has been reported.The hydroxylamines form Lossen rearrangement products of electron-deficient group migration with base and then un...; 关键词：γ-Lactams HYDROXYLAMINES VinyI cyclopropane PD-CATALYZED [3+2]cycloaddition AMINATION Insertion Ring expansion

Chlospicenes A and B,cyclopropane cracked lindenane sesquiterpenoid dimers with anti-nonalcoholic steatohepatitis activity from Chloranthus henryi: 《Chinese Chemical Letters》2022年第9期4257-4260,共4页Jixin Li Zhirong Cui Yongyi Li Chunhua Han Yanqiu Zhang Pengfei Tang Letian Cui Hao Zhang Jun Luo Lingyi Kong; supports from the National Natural Science Foundation of China(No.32070389);the“Double First-Class”University Project(No.CPU2018GY08)。; Guided by MS/MS molecular networks strategy,chlospicenes A and B(1 and 2),the first example of cyclopropane moiety cracked lindenane sesquiterpene Michael addition dimers,along with their biogenetic analogues(3 and 4)...; 关键词：Chloranthus henryi. Lindenane sesquiterpenoid dimer Molecular networks Cyclopropylcarbinyl rearrangement Anti-nonalcoholic steatohepatitis

Divergent Synthesis of N-Heterocycles by Merging Borane- Mediated Cyclopropane Ring-Opening and Hydride Abstraction: 《Chinese Journal of Chemistry》2021年第6期1641-1645,共5页Zi-Yu Zhang Jie Ren Ming Zhang Xiu-Fang Xu Xiao-Chen Wang; the National Natural Science Foundation of China(Nos.21871147 and 91956106);the Natural Science Foundation of Tianjin(Nos.20JCZDJC00720 and 20JGQJC00030);the NCC Fund(No.NCC2020PY10);the Fundamental Research Funds for Central Universities(No.2122018165).X.-C.W.thanks the Tencent Foundation for support via the Xplorer Prize.This paper is dedicated to the 100th anniversary of the chemistry department at Nankai University.; Herein,we report the synthesis of N-heterocycles by borane-catalyzed dehydrogenative cyclization of 2-cyclopropyl-N,N-dimethyl-anilines.Borane-mediated cyclopropane ring-opening and borane-mediated hydride abstraction...; 关键词：BORANES Lewis acids Cyclization HETEROCYCLES Hydrides

Asymmetric Catalytic[3+2]Annulation of Donor-Acceptor Cyclopropane with Cyclic Ketones:Facile Access to Enantioenriched 1-Oxaspiro[4.5]decanes被引量：2: 《Chinese Journal of Chemistry》2020年第12期1629-1634,共6页Zhong-Bo Zheng Wen-Fu Cheng Lijia Wang Jun Zhu Xiu-Li Sun Yong Tang; We thank the NSFC(Nos.91956103,21772224);the CAS(Nos.QYZDY-SSW-SLH016,XDB20000000);the STCSM(No.17JC1401200)for the financial support.; of main observation and conclusion A copper catalyzed enantioselective[3+2]annulation of donor-acceptor cyclopropanes with cyclic ketones has been developed,providing a concise protocol to enantioenriched l-oxaspiro[4...; 关键词：SPIRO CATALYTIC substituted

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