BISOXAZOLINE

作品数：7被引量：9H指数：2
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相关领域：理学更多>>
相关作者：徐军钱震宇李高勇郭宝华雷毅更多>>
相关机构：清华大学四川大学更多>>
相关期刊：《Science China Chemistry》《Science Bulletin》《Chinese Journal of Chemistry》《Chinese Chemical Letters》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广东省自然科学基金更多>>
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Highly enantioselective construction of CF_(3) -bearing all-carbon quaternary stereocenters: Chiral spiro-fused bisoxazoline ligands with 1,1'-binaphthyl sidearm for asymmetric Michael-type Friedel-Crafts reaction被引量：2
《Chinese Chemical Letters》2022年第5期2415-2419,共5页Robert Li-Yuan Bao Lei Shi Kang Fu 
support from the National Natural Science Foundation of China(No.21871067);the Natural Science Foundation of Guangdong Province(Nos.2018A030313038 and 2021A1515010190);the Shenzhen Fundamental Research Projects(No.JCYJ20180306171838187);the Harbin Institute of Technology(Shenzhen)(Talent Development Starting Fund from Shenzhen Government);the Open Project Program of State Key Laboratory of Elemento-Organic Chemistry(No.202009);the Guangdong Provincial Key Laboratory of Catalysis(No.2020B121201002)。
A novel class of chiral spiro-fused bisoxazoline ligands possessing a deep chiral pocket was prepared.The developed ligands have been employed in the nickel-catalyzed highly enantioselective Michael-type Friedel-Craft...
关键词：Chiral bisoxazoline ligand Chiral pocket Chiral spiro ligand Friedel-Crafts reaction Trifluoromethylated all-carbon quaternary stereocenter 
Highly enantioselective cyclopropanation of trisubstituted olefins被引量：2
《Science China Chemistry》2018年第5期526-530,共5页Jun Li Long Zheng Hao Chen Lijia Wang Xiu-Li Sun Jun Zhu Yong Tang 
supported by the National Natural Science Foundation of China(21432011,21772224);Key Research Program of Frontier Sciences of Chinese Academy of Sciences(QYZDY-SSWSLH016);the Strategic Priority Research Program of the Chinese Academy of Sciences(XDB20000000);the Youth Innovation Promotion Association CAS(2017301);the National Basic Research Program of China(2015CB856600)
A highly efficient asymmetric cyclopropanation of trisubstituted olefins with methyl diazoacetate has been developed in terms of an elaborate modified chiral bisoxazoline/copper complex as a catalyst. A broad scope of...
关键词：cyclopropanation enantioselective bisoxazoline copper diazoacetate 
Copper Catalyzed Asymmetric [4＋2] Annulations of D-A Cyclobutanes with Aldehydes被引量：5
《Chinese Journal of Chemistry》2018年第1期47-50,共4页Jiang-Lin Hu Li Zhou Lijia Wang Zuowei Xie Yong Tang 
We thank for the financial support from the National Natural Science Foundation of China （Nos. 21421091 and 21432011）, the National Basic Research Program of China （973 Program） （2015CB856600）, the Natural Science Foundation of Shanghai （17ZR1436900）, the Strategic Priority Research Program of the Chinese Academy of Sciences （Grant No. XDB20000000） and the Youth Innovation Promotion Association CAS （2017301）. We thank Dr. Xue-Bing Leng for X-ray crystal analysis
Copper catalyzed enantioselective [4＋2] annulations of D-A cyclobutanes and aldehydes have been developed. In the presence of a side arm modified chiral bisoxazoline （SaBOX） ligand, the [4＋2] annulations proceeded...
关键词：[4＋2] annulation CYCLOBUTANE enantioselective COPPER BISOXAZOLINE 
Chromium-catalyzed asymmetric synthesis of 1,3-diols被引量：1
《Chinese Chemical Letters》2017年第6期1182-1184,共3页Hong-Tao Ji Qing-Shan Tian Jian-Nan Xiang Guo-Zhu Zhang 
NSFC(Nos.21421091,XDB20000000);the "Thousand Plan" Youth program for financial support
An efficient,chromium-catalyzed highly enantioselective preparation of protected 1,3-diols has been achieved.In the presence of a chiral chromium catalyst using the carbazole-based bisoxazoline as the chiral ligand,a ...
关键词：1 3-Diol Asymmetric Chromium-catalyzed Allylation Bisoxazoline 
Copper(I)/Sa BOX catalyzed highly diastereo- and enantio-selective cyclopropanation of cis-1,2-disubstituted olefins with a-nitrodiazoacetates被引量：1
《Science Bulletin》2015年第2期210-215,I0002,共7页冯良文 王鹏 王丽佳 唐勇 
supported by the National Natural Science Foundation of China(21421091,21432011 and21272250);the Chinese Academy of Sciences
A copper-catalyzed highly stereoselective cyclopropanation of 1,2-disubstituted olefins with α-nitrodiazo acetates has been developed, giving the desired products in up to 97 % yields, up to 〉99/1 dr and up to 98 % ...
关键词：Asymmetric catalysis CYCLOPROPANATION Sidearm BISOXAZOLINE α-Amino acids 
Enantioselective chlorination of β-keto esters and amides catalyzed by chiral copper(Ⅱ) complexes of squaramide-linked bisoxazoline ligand
《Chinese Chemical Letters》2014年第11期1479-1484,共6页Sheng-Jian Jia Da-Ming Du 
financial support from the National Natural Science Foundation of China(Nos.21072010 and 21272024)
Enantioselective chlorination of b-keto esters and amides catalyzed by squaramide-linked bisoxazoline ligand–Cu（OAc）2complexes was investigated. The corresponding chlorinated products were obtained in excellent yie...
关键词：Asymmetric catalysis Bisoxazoline Squaramide Chlorination b-Keto esters 
Synthesis of Novel Bisoxazoline Ligands for the Enantioselective Diels-Alder Reaction
《Chinese Chemical Letters》2006年第8期1033-1036,共4页Qing Hua BIAN Jun LIU Ming Ming YIN Min WANG 
Finacial support by the National Natural Science Foundation of China(No.2047211);the Science Foundation of China Agricultural University(No.2005058)is gratefully acknowledged.
Four novel bisoxazoline ligands 8a-d were synthesized from （S）-amino alcohols and could be formed effective catalysts （up to 77% ee for endo isomer） with Cu（OTf）2 for enantioselective Diels-Alder addition. The f...
关键词：Asymmetry catalytic BISOXAZOLINE Diels-Alder reaction ligand. 
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