PYRIDONES

作品数：8被引量：2H指数：1
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Rhodium-catalyzed dearomative rearrangement of 2-oxypyridines with cyclopropenes: access to N-alkylated 2-pyridones
《Organic Chemistry Frontiers》2022年第5期1295-1299,共5页Honglian Cui Guangyang Xu Jie Zhu Jiangtao Sun 
We gratefully acknowledge the National Natural Science Foundation of China(21971026 and 22171028);Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology(BM2012110)for their financial support.
A rhodium-catalyzed dearomative rearrangement reaction of 2-oxypyridines has been developed by using cyclopropenes as carbene precursors.This protocol features broad substrate scope and mild reac-tion conditions,provi...
关键词：COMPOUNDS REARRANGEMENT PYRIDINE 
Base-Promoted Synthesis of 3-Alkenyl-2-pyridones from N-Propargyl-β-enaminones and Aryl Aldehydes
《Chinese Journal of Chemistry》2021年第10期2781-2788,共8页Qingyu Tian Shangyun Xiao Guolin Cheng 
supported by the NSF of China(No.22071068).
Main observation and conclusion In this article,we report a base-promoted sequential cyclization/aldol-type condensation/isomerization cascade reaction of N-propargyl-β-enaminones with aryl aldehydes.The key step in ...
关键词：Domino reactions Aldehydes ALKENES ENAMINONE PYRIDONES 
New phenylpyridone derivatives from the Penicillium sumatrense GZWMJZ-313,a fungal endophyte of Garcinia multiflora被引量：1
《Chinese Chemical Letters》2019年第2期431-434,共4页Yanchao Xu Liping Wang Guoliang Zhu Mingxing Zuo Qianyu Gong Wenwen He Mingpeng Li Chunmao Yuan Xiaojiang Hao Weiming Zhu 
financially supported by the 100 Leading Talents of Guizhou Province (fund for W. Zhu and X. Hao);the Science and Technology Project of Guizhou (No. QKHT Z-20144007);the Academician Workstation of Guizhou (No. QKH YSZ2015-4009)
Citridones E-G (1-3), three new phenylpyridone derivatives together with two known curvularins (4 and 5) were isolated from the solid culture of the endophytic fungus Penicillium sumatrense GZWMJZ-313 in Garcinia mult...
关键词：PENICILLIUM sumatrense GARCINIA multiflora PYRIDONES ANTIBACTERIAL activities ENDOPHYTIC FUNGI 
Green Synthesis of Novel 5-Arylazo-2-[(2S, 3S, 4R, 5R)-3, 4, 5-Trihydroxy-6-(Hydroxymethyl) Tetrahydro-2H-Pyran-2-Yloxy]-4, 6-Dimethyl 3-Nicotinonitrile
《International Journal of Organic Chemistry》2017年第4期389-402,共14页Magda H. Abdellattif Mohamed Mohamed Helmy Arief Adel A. H. Abdel-Rahman Abdel-Aleem H. Abdel Aleem Abdel Moneam Farag Eissa 
Introduction: Pyridone derivatives played important roles in the last decade to approach many and different functionalities, especially as antitumor, antibacterial, anti-fungal, and many of pharmacological activities....
关键词：Green CHEMISTRY Green Protocol PYRIDONES Fluroazo COMPOUNDS Microwave 
Efficient synthesis of functionalized 2-pyridones by ytterbium chloride catalyzed tandem condensation被引量：1
《Chinese Science Bulletin》2012年第14期1612-1615,共4页WANG QianNan YAO ZhiGang XU Fan SHEN Qi 
supported by the National Natural Science Foundation of China (20872106,20972107)
An efficient method was developed for the synthesis of arylidene heterobicyclic 3-cyano-2-pyridones via ytterbium chloride catalyzed tandem condensation of aromatic aldehydes,cyclic ketones,and cyanoacetamide.The cond...
关键词：高效合成 氯化物 吡啶 串联 催化 冷凝 镱 反应机制 
A Simple and Efficient Procedure for a 2-Pyridones Synthesis under Solvent-Free Conditions
《International Journal of Organic Chemistry》2011年第4期242-249,共8页Zahira Kibou Nawel Cheikh Didier Villemin Noureddine Choukchou-Braham Bachir Mostefa-Kara Mohamed Benabdallah 
A new series of 3-cyano-2-pyridones derivatives have been prepared by reaction of enaminonitriles with pri-mary amine under solvent free condition. This procedure have the advantage of high yields and being environ-me...
关键词：2-Pyridones SOLVENT-FREE ENAMINONITRILES Green CHEMISTRY 
A novel synthesis of 5-aryl-3-cyano-2-pyridones by using vinamidinium salts
《Chinese Chemical Letters》2009年第7期771-774,共4页Xue Hui Zhang Wu Zhong Xing Zhou Li Song Li 
supported by the National Basic Research Program of China(No.2004CB518908);the National High Technology Research and Development Program of China(No.2006AA020601).
A variety of vinamidinium salts were condensated with cyanoacetamide in refluxing methanol that contained sodium methoxide to produce 5-aryl-3-cyano-2-pyridones in good yield. Simple experimental conditions were used ...
关键词：5-Aryl-3-cyano-2-pyridones Vinamidinium salts CYCLIZATION 
STUDIES　ON　ISOMERIZATION　OF　δ－NITRILES　TO　PYRIDONES　CATALYZED　BY　INORGANIC　ACID　SALTS
《Chinese Chemical Letters》1994年第11期921-924,共4页Li Juan MAO Shi Ping GAO Zhen Quan ZHANG.Qiang SHU, Yun Hong SUN(Department of Chereistry. Northeast Normal University,Changchun.130024) 
Butanons, 2-pentanone,2-hexanone and cyclohexanone were cyanoethylated,using KOH/HOCH2CH2OCH2 as a catalyst,giving yields of more than 30%.There inorganic acid salts,NaHSO4,KHSO4 and KH2PO4,were employed for the first...
关键词：ACID SALTS CATALYZED BY 
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