STEREOCENTERS

作品数：17被引量：15H指数：3
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相关领域：理学更多>>
相关作者：张勇健更多>>
相关机构：上海交通大学更多>>
相关期刊：《Science China Chemistry》《Chinese Journal of Catalysis》《Chinese Journal of Chemistry》《Organic Chemistry Frontiers》更多>>
相关基金：国家自然科学基金湖北省自然科学基金更多>>
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Enantioselective Borylative Functionalization of Internal Alkenes:A Platform for Constructing Vicinal Stereocenters
《Chinese Journal of Chemistry》2024年第24期3588-3604,共17页Yu-Shen Zhu Jia-Xin Li Hao-Tian Zhao Bo Su 
National Natural Science Foundation of China(22271161,22188101);the Tianjin Science Fund for Distinguished Young Scholars(23JCJQJC00180);the Fundamental Research Funds for the Central Universities(63233165,63243134);Nankai University,for financial support.
Vicinal stereogenic centers are ubiquitous structural scaffolds in both natural products and synthetic compounds,yet their enantioselective construction remains a significant challenge in organic synthesis.Organoboron...
关键词：Borylative functionalization ORGANOBORON Vicinal stereogenic centers Transition metal catalysis Asymmetric synthesis 
Palladium-Catalyzed Construction of Phthalides Bearing Two Adjacent Stereocenters through Retro-oxa-Michael Addition
《Chinese Journal of Chemistry》2024年第23期3006-3012,共7页Li-Xia Liu Tong Niu Yu-Qing Bai Yong-Gui Zhou 
Financial support from National Key R&D Program of China(2023YFA1507500);National Natural Science Foundation of China(92356302,22171260);Dalian Institute of Chemical Physics(DICP 1202241)is acknowledged.
Optically active phthalides are prevalent in many natural and bioactive products.Herein,a novel dynamic kinetic resolution of isobenzofuranone derivatives through palladium-catalyzed asymmetric allylic alkylation has ...
关键词：Retro-oxa-Michael addition Dynamic kinetic resolution Palladium catalysis Asymmetric allylic alkylation CHEMOSELECTIVITY Stereochemistry Lactones 
Construction of Acyclic Quaternary Carbon Stereocenters via Enantioselective Nickel Catalysis
《Chinese Journal of Chemistry》2024年第20期2485-2498,共14页Jian Song Xuening Li Jinguo Long Hua Yang Xianjie Fang 
National Natural Science Foundation of China(Nos.22278265,U22B20137);Zhejiang Provincial Natural Science Foundation of China(No.LR24B020002);the start-up funding from Hangzhou Normal University(No.4095C50222204165);support.J.S.thanks the Natural Science Foundation of Hunan Province(2024JJ6485);support.J.L.thanks the National Natural Science Foundation of China(22302063);China Postdoctoral Science Foundation(2022M721086);the Natural Science Foundation of Hunan Province(2023JJ40124)for financial support.
The construction of acyclic quaternary carbon stereocenters,which are ubiquitous in many bioactive compounds,pharmaceuticals and natural products,has been a long persuit in synthetic organic chemistry.Among numerous m...
关键词：Nickel catalysis ENANTIOSELECTIVITY ALKENES ACYCLIC Quaternary carbon stereocenters Asymmetric catalysis CROSS-COUPLING Chirality 
Catalytic Enantioselective Construction of 6-4 Ring-Junction All-Carbon Stereocenters and Mechanistic Insights被引量：3
《Chinese Journal of Chemistry》2022年第15期1767-1776,共10页Jia-Yin Wang Chen-Long Li Ting Xu Meng-Fan Li Wen-Juan Hao Shu-Jiang Tu Jianyi Wang Guigen Li Zhi-Xiang Yu Bo Jiang 
We are grateful for financial support from the NSFC(Nos.21871112,21971090,and 21933003).
Comprehensive Summary Developing reactions for the synthesis of 6-6-4 and 6-4 carbocyclic scaffolds with a chiral quaternary center at the bridgehead position is highly desired,considering the existence of such skelet...
关键词：Asymmetric catalysis PALLADIUM Michael addition Chiral cyclobutenes Mechanism 
Asymmetric Alkynylation of Tertiary Carbon-Centered Radical via Copper-Catalyzed Radical Relay
《Chinese Journal of Chemistry》2022年第14期1699-1704,共6页Dunqi Wu Lianqian Wu Pinhong Chen Guosheng Liu 
financial support from the National Key R&D Program of China(No.2021YFA1500100);the National Na-ture Science Foundation of China(Nos.91956202,21790330,and 21821002);the Science and Technology Commission of Shanghai Municipality(NoS.20JC1417000,21520780100,and19590750400);the Key Research Program of Frontier Science(QYZDJSSW-SLH055);the International Partnership Program(121731KYSB20190016)of the Chinese Academy of Sciences.
Alkynes are frequently found in a high proportion of natural products and bioactive moleculars,as well as a common synthon in organic synthesis,which can be easily transformed to an alkenyl,alkyl,heteroaryl,or carboxy...
关键词：Copper Asymmetric catalysis Asymmetric alkynylation Chiral quaternary carbon stereocenters RADICALS 
Ligand-Promoted,Enantioconvergent Synthesis of Aliphatic Alkanes Bearing Trifluoromethylated Stereocenters via Hydrotrifluoroalkylation of Unactivated Alkenes被引量：1
《Chinese Journal of Chemistry》2022年第13期1531-1536,I0002,共7页Yan He Kang-Jie Bian Bing-Bing Wu Peng Liu Shan-Xiu Ni Xi-Sheng Wang 
Financial support for this work was provided by the National Key R&D Program of China(2021YFF0701700);the National Natural Science Foundation of China(21971228).
While drug chirality remains one of the most important themes in medicinal chemistry and fluorine-containing drugs have comprised large portion of global pharmaceutical market,the synthesis of fluorine-containing comp...
关键词：Trifluoromethylated stereocenters Hydrotrifluoroalkylation C-Ccoupling Unactivated alkenes CHEMOSELECTIVITY 
Stereodivergent Synthesis of Carbocyclic Quaternary α-Amino Acid Derivatives Containing Two Contiguous Stereocenters被引量：1
《Chinese Journal of Chemistry》2022年第9期1059-1065,共7页Cong Fu Qi Xiong Lu Xiao Ling He Tian Bai Zongpeng Zhang Xiu-Qin Dong Chun-Jiang Wang 
We are grateful for financial support from the National Natural Science Foundation of China(Grant Nos.21772147,22071186,22071187);the Natural Science Foundation of Hubei Province(Grant Nos.2020CFA036,2021CFA069);the Natural Science Foundation of Jiangsu Province(Grant No.BK20190213).
A novel approach to stereodivergent synthesis of carbocyclicα-quaternary amino acid derivatives,bearing two contiguous stereocenters,is proposed through sequential dual Cu/Ir-catalyzed asymmetric allylation and ring-...
关键词：Asymmetric catalysis ENANTIOSELECTIVITY Amino acids ALLYLATION METATHESIS 
Organocatalytic Asymmetric Branching Sequence of MBH Carbonates： Access to Chiral Benzofuran-2（3H）-one Derivatives with Three Stereocenters被引量：1
《Chinese Journal of Chemistry》2012年第11期2693-2702,共10页竺传乐 饧丽军 聂晶 郑艳 马军安 
Acknowledgement This work was supported financially by the National Natural Science Foundation of China （Nos. 20972110 and 20902067）.
An organocatalytic asymmetric branching sequence was realized in the presence of 10 mol% of （DHQD）2AQN, affording the sequential products with three stereocentres, including two quaternary carbon centres, in 47%-79%...
关键词：ORGANOCATALYSIS Morita-Baylis-Hillman （MBH） carbonates chloroaldoximes branching sequences enantioselectivity 
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