KETOXIMES

作品数：6被引量：1H指数：1
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相关领域：理学更多>>
相关作者：关正辉更多>>
相关机构：西北大学更多>>
相关期刊：《有机化学》《Chinese Journal of Chemistry》《Chinese Chemical Letters》更多>>
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Diverse catalytic systems for nitrogen-heterocycle formation from O-acyl ketoximes
《Chinese Chemical Letters》2023年第1期19-28,共10页Zhonghua Qu Tong Tian Guo-Jun Deng Huawen Huang 
Financial support by the National Natural Science Foundation of China(No.22071211);the Science and Technology Planning Project of Hunan Province(No.2019RS2039);Hunan Provincial Natural Science Foundation of China(No.2020JJ3032);Scientific Research Fund of Education Department of Hunan Province(No.21A0079);Open Research Fund of School of Chemistry and Chemical Engineering of Henan Normal University(No.2022C02)。
O-Acyl ketoximes has been proven to be versatile building blocks for practical construction of Nheterocycles.In the last few years,diverse catalytic systems have been discovered to enable efficient transformations of ...
关键词：Nitrogen-heterocycle O-Acyl ketoximes ANNULATIONS Copper catalysis Metal-free Multi-component 
Cu-Catalyzed Cascade Cyclization of Ketoxime Acetates and Alkynals Enabling Synthesis of Acylpyrroles
《Chinese Journal of Chemistry》2021年第5期1175-1180,共6页Zhenhua Xu Ning Xian Hongbiao Chen Guo-Jun Deng Huawen Huang 
the National Natural Science Foundation of China(22071211);the Science and Technology Planning Project of Hunan Province(2019RS2039);Hunan Provincial Natural Science Foundation of China(2020JJ3032);the Hunan Provincial Innovative Foundation of Postgraduate(CX20190482,XDCX2019B091);the Collaborative Innovation Center of New Chemical Technologies for Environmental Benignity and Efficient Resource Utilization is gratefully acknowledged.
A facile copper-based catalytic system has been developed to enable efficient cyclization of methylketoximes and alkynals.This protocol provides a viable entry to synthetically and pharmaceutically useful 2-acylpyrrol...
关键词：Copper catalysis Nitrogen heterocycles CYCLIZATION KETOXIMES Alkynals 
An Easy Access to Oxime Ethers by Pd-Catalyzed C—O Cross-Coupling of Activated Aryl Bromides with Ketoximes and Chalcone Oximes被引量：1
《Chinese Journal of Chemistry》2020年第8期830-836,共7页Reeta T.M.Rangarajan Raj Pal Singh R.P.Singh Manjula Singh 
An efficient Pd-catalyzed method for C—O cross-coupling of ketoximes and chalcone oximes with activated aryl bromides and bromo-chalcones has been developed.All oxime ethers were obtained in good to excellent yields ...
关键词：COUPLING COUPLING BROMIDE 
Carbon Tetrabromide/Triphenylphosphine-Activated Beck- mann Rearrangement of Ketoximes for Synthesis of Amides
《Chinese Journal of Chemistry》2017年第11期1673-1677,共5页Peng Gao Zijing Bai 
An efficient Beckrnann rearrangement of ketoximes was developed using carbon tetrabromide/triphenylphos- phine as an organocatalyst without addition of any acids or metals. The reaction showed good functional group to...
关键词：Beckmann rearrangement oganocatalyst KETOXIMES AMIDES 
Copper（I）-Catalyzed Intramolecular N-N Coupling of Cyclopropyl O-Acyl Ketoximes： Synthesis of Spiro-fused Pyrazolin-5-ones被引量：1
《Chinese Journal of Chemistry》2016年第12期1309-1320,共12页Zhiguo Zhang Junlong Li Guoqing Huang Kai Sun Guisheng Zhang Nana Ma Qingfeng Liu Tongxin Liu 
A convenient copper-catalyzed approach has been developed for the synthesis of substituted spiro-fused pyrazolin-5-ones from readily available cyclopropyl O-acyl ketoximes via an intramolecular N-N bond formation reac...
关键词：copper-catalyzed N-Nbond formation O-acyl ketoximes pyrazolin-5-ones cyclopropyl oximes 
Mild One-Pot Deoximation and Conjugate Reduction of α, β-Unsaturated Ketoximes with Hydrosilane and I2O5
《有机化学》2004年第z1期180-180,共1页MU,Rui-Zhu LIU,Zhen-Gang LIU,Zhong-Quan YANG,Li WU,Long-Min LIU,Zhong-Li 
国家自然科学基金(No.20372030)资助项目.
The organic chemistry of polyvalent iodine compounds has experienced an unprecedented development during the last decade of 20th century.[1,2] On the other hand, despite its extensive use in industry, I2O5 (iodine pen...
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