STEREOCHEMISTRY

作品数:68被引量:54H指数:4
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相关领域:理学更多>>
相关作者:李灿王晓辉更多>>
相关机构:中国科学院更多>>
相关期刊:《Chemical Research in Chinese Universities》《Chinese Optics Letters》《癌症》《Chinese Journal of Structural Chemistry》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上海市青年科技启明星计划高等学校学科创新引智计划更多>>
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Temperature-Driven Axial-Equatorial Isomerism and Magnetic Relaxation on Low-Spin Co(Ⅱ)Borohydride Complexes
《Chinese Journal of Chemistry》2025年第4期423-430,共8页Jing-Yu Wang Zhen Li Lu Zhang Yan-Cong Chen Ze-Yu Ruan Shan-Nan Du Wei Deng Si-Guo Wu Jun-Liang Liu Ming-Liang Tong 
supported by the NSFC(Grant Nos.22475246,22105230 and 21821003);the Fundamental Research Funds for the Central Universities;Sun Yat-sen University(24xkjc003 and 24qnpy051).
Crystalline materials with diastereomerism serve as ideal prototypes for investigating the influence of coordination environments on chemophysical properties.In this study,we synthesized a pair of axial-equatorial iso...
关键词:Metal borohydride complexes Axial-equatorial isomerism Low spin Magnetism STEREOCHEMISTRY Crystal structure ISOMERS 
Stereoselective Synthesis of C-Vinyl Glycosides via Nickel-Catalyzed Cross-Electrophile Couplings of 1,2-Glycosyl Orthoesters and Vinyl Halides
《Chinese Journal of Chemistry》2024年第23期3029-3034,共6页Xin Wang Anrong Chen Shiyin Zhao Qiang Tao Bo Yang Xing Zhang Feng Zhu 
sponsored by the National Key R&D Program of China(Grant No.2023YFA1508800);National Natural Science Foundation of China(Grant No.22301178);Shanghai Pilot Program for Basic Research-Shanghai Jiao Tong University(Grant No.21TQ1400210);Fundamental Research Funds for the Central Universities(Grant No.22x010201631);the Open Grant from the Pingyuan Laboratory(2023PY-OP-0102);Excellent Young Scientists Fund Program(Overseas);Natural Science Foundation of Shanghai(Grant No.21ZR1435600).
A highly stereoselective nickel-catalyzed cross-electrophile coupling of readily accessible,novel,stable oxygen-based glycosyl radical precursors,specifically 1,2-glycosyl orthoesters,is developed.This approach offers...
关键词:Glycosylation Nickel catalysis Cross-electrophile couplings 1 2-Glycosyl orthoesters C-C coupling STEREOCHEMISTRY 
Palladium-Catalyzed[4+2]and[6+2]Dipolar Cycloadditions for the Construction of Benzo[d]isothiazole 1,1-Dioxide Fused 1,3-Oxazinanes and 1,3-Oxazocanes
《Chinese Journal of Chemistry》2024年第8期829-834,共6页Lei Chen Hongling Xie Yu Xue Zhengyu Han Jianwei Sun Hai Huang 
supported by the NSFC(22071210,22101033,22201023,22271242);the Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology(BM2012110);the Natural Science Foundation of Jiangsu Province(BK20210849);the Innovation&Entrepreneurship Talents Plan of Jiangsu Province(JSSCRC2021536).
Comprehensive Summary,The Pd-catalyzed dipolar cycloaddition represents a significant synthetic strategy for the construction of useful heterocyclic compounds.This study developed the dipolar[4+2]and[6+2]cycloaddition...
关键词:Cycloaddition 1 3-Oxazinanes 1 3-Oxazocanes Medium-ring compounds STEREOCHEMISTRY N-HETEROCYCLES SULFONAMIDES ENANTIOSELECTIVITY Asymmetricsynthesis 
Nitrogenous Sesquiterpenoids from the South China Sea Nudibranch Hexabranchus sanguineus and Its Possible Sponge-Prey Acanthella cavernosa: Chiral Separation, Stereochemistry and Chemical Ecology被引量:2
《Chinese Journal of Chemistry》2022年第2期235-246,共12页Shou-Mao Shen Zai-Yong Zhang Li-Gong Yao Jian-Rong Wang Yue-Wei Guo Xu-Wen Li 
This research work was financially supported by the National Natural Science Foundation of China(Nos.81991521,82022069,42076099);the Shanghai Rising-Star Program(No.20QA1411100);"Youth Innovation Promotion Association"of Chinese Academy of Sciences(No.Y202065);the SKLDR/SIMM Project(No.SIMM2103ZZ-06).
A detailed chemical investigation of the South China Sea nudibranch Hexabranchus sanguineus,as well as its possible sponge-prey Acanthella cavernosa,led to the isolation of fifteen new nitrogenous sesquiterpenoids,nam...
关键词:Hexabranchus sanguineus Acanthella cavernosa Chiral separation STEREOCHEMISTRY Chemical ecology 
Polyoxygenated Cembranoids from Soft Coral Lobophytum Crassum and Their Anti-tumoral Activities被引量:2
《Chinese Journal of Chemistry》2021年第3期640-646,共7页Fang-Zhou Yin Xia-Juan Huan Wayan Mudianta Ze-Hong Miao Hong Wang Yue-Wei Guo Xu-Wen Li 
the National Natural Science Foundation of China(Nos.81991521,81520108028,21672230);the National Key Research and Development Program of China(No.2018YFC0310903);the Drug Innovation Major Pro-ject(No.2018ZX09711-001-001-009);the SKLDR/SIMM Project(No.SIMM1903ZZ-04);the National 111 Project(No.D17012);X.-W.Li is also thankful for the Shanghai Rising-Star Program(No.20QA1411100)and SA-SIBS Scholarship Program.
Main observation and conclusion Four new cembranoids,6-oxo-cembrene-A(1),lobocrassins G-H(2-3),and 14-epi-lobophytolide B(4),along with eight known re-lated compounds(5-12),were isolated from the South China Sea soft ...
关键词:Soft coral Lobophytum crassum Cembranoids Anti-tumoral activity STEREOCHEMISTRY 
Several Enantiopure Chiral Building Blocks Derived from D-Mannose and a Formal Synthesis of Dubiusamine C
《Chinese Journal of Chemistry》2016年第7期669-677,共9页Dongxing Tan Murong Xu Zejun Xu Yikang Wu Jun You 
the National Natural Science Foundation of China (Nos. 21532002, 21372248) and the Chinese Academy of Sciences.
Several multi-functional chiral building blocks derived from D-mannose are developed, which may find diverse utilities as sources of 1-hydroxy-3-methyl structural units in enantioselective synthesis of many natural pr...
关键词:carbohydrates CONDENSATION natural products STEREOCHEMISTRY ALCOHOLS 
Synthesis of Two Coumarins Isolated from Aster praealtus
《Chinese Journal of Chemistry》2015年第7期723-728,共6页Bo Wang Huijun Chen Yikang Wu Bo Liu 
This work was supported by the National Natural Science Foundation of China (Nos. 21172247, 21372248) and the Chinese Academy of Sciences.
Two coumarins isolated from Aster praealtus were synthesized via a direct coupling of the corresponding cyclohexyl carbinol with a coumarin-derived aryl bromide or iodide, a very difficult etherification due to the ex...
关键词:ALCOHOLS CONDENSATION natural products STEREOCHEMISTRY ETHERS 
Synthesis and Absolute Configuration of Two Natural Phenolic Homobenzyl Esters
《Chinese Journal of Chemistry》2015年第7期729-738,共10页Murong Xu Shijun Zhu Zejun Xu Yikang Wu Po Gao 
This work was supported by the National Natural Science Foundation of China (21172247, 21032002) and the Chinese Academy of Sciences.
Two recently identified natural phenolic homobenzyl esters, isolated from Phragmipedium calurum (an orchid) and Eupatoriumfortunei TURCZ (a perennial herb in the Asteraceae family), respectively, were synthesized ...
关键词:ESTERS ALKYLATION natural products STEREOCHEMISTRY PHENOLS 
Absolute Configuration of the Phenylpropanoid Isolated from Peperomia tetraphylla
《Chinese Journal of Chemistry》2013年第10期1336-1340,共5页Yanchao Yu Xiaowei Lu Wenju Wu Yikang Wu Bo Liu 
Acknowledgement This work was supported by the National Basic Research Program of China (the 973 Program, No. 2010CB833200), the National Natural Science Foundation of China (Nos. 21172247, 21032002, 20921091) and the Chinese Academy of Sciences.
A recently identified phenylpropanoid isolated from Peperomia tetraphylla was synthesized in enantiopure forms using an aldol condensation of enantiopure (R)-N-acetyl 4-phenyl-oxazolidin-2-one as the key step. With ...
关键词:ESTERS aldol condensation natural products STEREOCHEMISTRY ETHERS 
Total synthesis of Yingzhaosu B and its three diastereoisomers
《Chinese Journal of Chemistry》1994年第4期381-384,共4页XU, Xing-Xiang XIE, XuShanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 354 Fenglin Lu, Shanghai 200032, China 
Project supported by the National Natural Science Foundation of China and National Key Laboratory of Bioorganic and Natural Products Chemistry of SIOC.
Yingzhaosu B (1), coexisting with Yingzhaosu A (2) which is an antimalarialprinciple in the traditional Chinese herbal medicine Yingzhao (Artabotrys uncina-tus (L.) Merr.), is a polyhydroxy bisabolene compound. Altho...
关键词:Yingzhaosu B total synthesis stereochemistry. 
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