云南高校图书馆联盟文献共享服务平台- LACTONIZATION

LACTONIZATION: 作品数：20被引量：14H指数：2; 导出分析报告; 相关领域：理学更多>>; 相关作者：王蓉更多>>; 相关机构：陕西师范大学更多>>; 相关期刊：《Science China Chemistry》《Natural Products and Bioprospecting》《Chemical Research in Chinese Universities》《International Journal of Organic Chemistry》更多>>; 相关基金：国家自然科学基金福建省自然科学基金更多>>

Highly enantioselective carbene-catalyzedδ-lactonization via radical relay cross-coupling: 《Chinese Chemical Letters》2025年第1期253-257,共5页Yuhan Liu Jingyang Zhang Gongming Yang Jian Wang; financial supports for this work are provided by the National Natural Science Foundation of China(Nos.21871160,21672121,22071130)。; An N-heterocyclic carbene(NHC)catalyzed enantioselective cyclisation and trifluoromethylation of olefins with cinnamaldehydes via radical relay cross-coupling in the presence of Togni reagent is reported andδ-lactone...; 关键词：Carbene organocatalysis Radical relay cross-coupling TRIFLUOROMETHYLATION CYCLISATION δ-Lactone

En Route to Diastereopure Polycyclic γ-Lactones by Iridium-Catalyzed Hydride Transfer: 《Chinese Journal of Chemistry》2024年第23期3047-3055,共9页Yang Chen Jingyu Zhang Yecheng Wang Hongguang Du Jiaxi Xu Zhanhui Yang; supported by the National Key Research and Development Program of China(No.2022YFF0709803);Natural Science Foundation of Beijing Municipality(No.2202041);the High Performance Computing Platform of Beijing University of Chemical Technology(BUCT).; The reductive lactonization strategy provides an efficient access to diastereoenriched polycyclicγ-lactones.However,it is still a formidable challenge to develop an efficient and versatile protocol with excellent lev...; 关键词：Iridium catalysis Hydride transfer Reductive lactonization Diastereoselectivity control Polycyclic y-lactones Methodology and reactions Sterichindrance Reduction

Lactonization of dyes promoted by a coordination cage facilitates cavity-induced chromism as ion mobile detector: 《Science China Chemistry》2024年第5期1554-1560,共7页Liangliang Zhang Yu Liang Zhifeng Xiao Yuxuan Meng Jinyi Huang Xi Lin Ji Li Hong-Cai Zhou Yu Fang; supported by the Fujian Province Natural Science Foundation (2023J01294);the Natural Science Basic Research Program of Shaanxi (2023-JC-YB-088);the National Natural Science Foundation of China (21501133, 22371067);the China Hunan Provincial Science&Technology Department (2020RC3020, 2021JJ20021,2023JJ40119)。; Dye molecules often change colors(so-called “chromism”) according to the environment variation. However, they are rarely induced by a catalytic amount of cavity. Through encapsulation in the cavity of a porous coord...; 关键词：porous coordination cage Zwitterion intermediate CAVITY Rhodamine B chromism

Difluoroalkylation/Lactonization of Alkenes with BrCF_(2)CO_(2)K via Photoredox Catalysis:Access toα,α-Difluoro-γ-lactones被引量：2: 《Chinese Journal of Chemistry》2023年第21期2819-2824,共6页Min Zhang Qiang Li Jin-Hong Lin Ji-Chang Xiao; We thank the National Key Research and Development Program of China(2021YFF0701700);the National Natural Science Foundation of China(21971252,21991122,22271181);the Science and Technology Commission of Shanghai Municipality(22ZR1423600)for financial support.; Due to its unique electronic properties,the difluoromethylene group(CF2)has served as a valuable unity in the design of biologically active molecules.Sinceγ-lactones display a broad range of biological properties,α,...; 关键词：PHOTOREDOX Catalysis Fluorine LACTONES ALKENES

Oxidative lactonization of C(sp^(3))–H bond in methyl aromatic alcohols enabled by proton-coupled electron transfer被引量：1: 《Science China Chemistry》2022年第8期1526-1531,共6页Shanyi Chen Qihong Lai Chao Liu Hui Liu Mingqiang Huang Shunyou Cai; supported by the National Natural Science Foundation of China(21502086);the Natural Science Foundation of Fujian Province(2019J01744);the Key Project of Foundation of Fujian Province(2020J02044);the Natural Science Foundation of Zhangzhou City(ZZ2021J13)。; Direct functionalization of inert C(sp^(3))–H bonds in pharmaceutically significant compounds is very important in modern synthetic organic chemistry.In this article,we disclose a practical and efficient method for t...; 关键词：photoredox catalyst metal free singlet oxygen bromine radical dehydrogenated lactonization

Preparation of a ε-caprolactonic diterpenoid derivate by unexpected oxidative cleavage/lactonization of 2-oxoaustroeupatol: 《Natural Products and Bioprospecting》2022年第1期265-269,共5页Pablo A.Chacón-Morales Juan M.Amaro-Luis Luis Beltrán Rojas Fermín Rémi Jacquet Denis Deffieux Laurent Pouységu Stéphane Quideau; supported by the National Fund of Science,Technology and Innovation (FONACIT) (Grant N°201300288)within the framework of the project PCP France-Venezuela;by the CDCHTA-ULA (Grant N°C-1935-15-08-ED).; From aerial parts of Austroeupatorium inulifolium was isolated the ent-nor-furano triol labdane austroeupatol 1.The compound 1 was treated with IBX showing an unexpected selectivity at the potentially oxidizable sites...; 关键词：Oxidative cleavage Austroeupatol NaIO4 IBX LACTONIZATION NMR

Synthesis of A-B-C-ring Tricyclic Core of iso-Merrilactone A: 《Chemical Research in Chinese Universities》2019年第5期817-822,共6页TONG Jie LIU Chang WANG Bo; Supported by the National Natural Science Foundation of China(No.21672203).; A desymmetrization approach for the synthesis of the A-B-C tricycle intermediate of iso-merrilactone A was described. The key steps of this synthesis to efficiently access the tetracyclic Illicium sesquiterpenes core ...; 关键词：SESQUITERPENE Regio-isomer Cyclorearrangement LACTONIZATION

Lactonization of C（sp2）-H Bonds in Enamides with CO2被引量：5: 《Chinese Journal of Chemistry》2018年第5期430-436,共7页Zhen Zhang Chun-Jun Zhu Meng Miao Jie-Lian Han Tao Ju Lei Song Jian-Heng Ye Jing Li Da-Gang Yu; Herein, we report a novel synthesis of 1,3-oxazin-6-ones from enamides with CO2 through C--H carboxylation and one-pot cyclization. This transition-metal-free and redox-neutral process features broad substrate scope, ...; 关键词：carbon dioxide transition-metal-free LACTONIZATION 1 3-oxazin-6-ones

Unexpected Grob-type fragmentation of vinylogous β-silyloxy-cyclobutanone into γ-lactone: 《Chinese Chemical Letters》2017年第5期968-970,共3页Xiang Wu Wei-Dong Z.Li; financial support from National Natural Science Foundation of China(NSFC,Nos.21302177,21672049 and 21672030); An unusual formal oxy transposition of vinylogous β-silyloxy-cyclobutanone 1（a 1,5-difunctionalized substrate） under mild acidic conditions（aqueous HF in CH3CN at 0℃） to the decalinic y-lactone 2 was described.A...; 关键词：Grob fragmentation Vinylogous β-silyloxy-cyclobutanone Decalinic γ-lactone Oxy transposition Intramolecular γ-lactonization

Synthetic Studies of Naphtho[2,3-b]furan Moiety Present in Diverse Bioactive Natural Products: 《International Journal of Organic Chemistry》2015年第2期63-74,共12页Bidyut Kumar Senapati Dipakranjan Mal; The preparation of several functionalized furan derivatives and attempts to transform them into a derivative containing 6H-furo[3,4-b]furanone skeleton towards the construction of naphtho[2,3-b] furan are described. A...; 关键词：6H-Furo[3 4-b]furanone Naphtho[2 3-b]furan INTRAMOLECULAR Pummerer Reaction Desulfanylation LACTONIZATION

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