ALKENES

作品数:205被引量:202H指数:7
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相关领域:理学更多>>
相关作者:田仕凯唐林唐林郭丽娜张永刚更多>>
相关机构:中国科学技术大学信阳师范学院东北师范大学中国科学院大学更多>>
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相关基金:国家自然科学基金国家重点基础研究发展计划中国博士后科学基金上海市教育委员会重点学科基金更多>>
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Organocatalytic radical aminoacylation of alkenes forβ-aminoketone synthesis
《Science China Chemistry》2025年第3期1002-1008,共7页Ayisenbati Jialingbieke Xinying Hu Zuquan Liu Xiyun Lin Yiwen Yin Jibin Li Yatian Huang Ding Du 
supported by the the National Natural Science Foundation of China (22371297)。
An NHC organocatalytic radical aminoacylation of alkenes has been developed by using aldehydes as the acylating reagents and activated aryloxy-amides as the N-radical precursors,providing a new platform for modular ac...
关键词:difunctionalization of alkenes ORGANOCATALYSIS CARBENE radical relay AMINOACYLATION β-aminoketone synthesis 
Bisulfite-mediated base-free decarboxylative carbonylsulfination of alkenes:access toβ-keto sultines
《Science China Chemistry》2025年第2期622-630,共9页Yongxin Zhang Pan Zhou Xinyue Ma Xiaoxiao Yang Xing Fang Yuxi Wang Chao Shu 
supported by the National Key R&D Program of China(2023YFD1700500);the National Natural Science Foundation of China(22301093);the Fundamental Research Funds for the Central Universities,the Central China Normal University(CCNU);the Knowledge Innovation Program of Wuhan-Shuguang Project.
A straightforward three-component decarboxylative cross-coupling ofα-keto acids,alkenes and sodium bisulfite is established for the construction of otherwise challenging-to-accessβ-keto sultine derivatives.This reac...
关键词:photoredox catalysis β-keto sultines carbonylsulfination sodium bisulfite RADICAL 
Modular Access to Chiral 1,3-Substituted Fragments via Nickel-Catalyzed Arylboration Reaction
《Chinese Journal of Chemistry》2025年第3期261-267,共7页Yang Bao Tong Yao Weiyu Kong Yangyang Li Ying Fu Dong Wu Guoyin Yin 
supported by Guangdong Basic and Applied Basic Research Foundation(2024A1515011689).
Chiral 1,3-substituted fragments are ubiquitous in pharmaceutical molecules and natural products,prompting the development of numerous methods to access these structures.Nonetheless,devising synthetic routes for compl...
关键词:ALKENES Nickel Chiral 1 3-bis(boronates) Chain-walking Carboboration ENANTIOSELECTIVITY 
Intermolecular reductive coupling of aliphatic ketones with alkynes and alkenes by BCN photocatalysts
《Science China Chemistry》2025年第1期181-185,共5页Yanping Xia Luyang Sun Jiajia Cheng Sibo Wang Meifang Zheng Xinchen Wang 
supported by the National Key Technologies R&D Program of China(2021YFA1502100);the National Natural Science Foundation of China(22071026,22372035,22072020,22302039,2247020090);the Science Foundation of the Fujian Province(2022HZ027004,2022L3082);the 111 Project(D16008)。
A photocatalytic process was developed for intermolecular reductive coupling of aliphatic ketones with alkynes/alkenes to furnish tertiary alcohols.Mechanistic studies support that boron carbonitrides(BCN)promote the ...
关键词:aliphatic ketones ketyl radical intermolecular cross-coupling tertiary alcohols 
Enantioselective reductive conjugate alkenylation ofα,β-enones with keto alkenyl acetates by nickel catalysis
《Science China Chemistry》2025年第1期157-162,共6页Rong-De He Yun-Lei Luo Qiu-Quan Pan Qi-Wei Yao Xing-Zhong Shu 
supported by the National Natural Science Foundation of China(22271127,22071084);the Fundamental Research Funds for the Central Universities(lzujbky-2022-ey01)。
Reactions involving alkenyl acetates offer cost-effective and environmentally friendly routes for alkene synthesis,yet their asymmetric variant remains elusive.Concurrently,asymmetric conjugate alkenylation predominan...
关键词:nickel ALKENYLATION asymmetric CROSS-COUPLING ALKENES 
Divergent Assembly of Functionalized Pyrazolo[1,5-a]pyridine Derivatives via[3+2]Cyclization of N-Aminopyridinium Salts with Various Unsaturated Hydrocarbons
《Chinese Journal of Chemistry》2024年第24期3355-3361,共7页Xiang Liu Shaohong Ma Shi Yan Xiaotian Shi Shuting Li Yanlong Ma Hua Cao 
supported by a Start-up Grant from Guangdong Pharmaceutical University(Grant No.51304043005);Guangdong Province College Student Innovation and Entrepreneurship Training Program Project(202310573021).
Two reaction modes for metal-free[3+2]cyclization of N-aminopyridinium derivatives withβ-alkoxyvinyl trifluoromethylketones have been described through selective C—O or C—O/C—C bond cleavage.This strategy can also...
关键词:Synthetic methods ALKENES CYCLIZATION [3+2]Annulation N-HETEROCYCLES 
Chemoselective photocatalytic sulfenylamination of alkenes with sulfenamides via energy transfer
《Chinese Chemical Letters》2024年第12期433-439,共7页Er-Meng Wang Ziyi Wang Xu Ban Xiaowei Zhao Yanli Yin Zhiyong Jiang 
financial support from the National Natural Science Foundation of China(Nos.22171072,21925103,and22301061)。
β-Amino sulfides hold significant biological importance,motivating the development of several methods for sulfenylamination of alkenes.However,these methods often involve a three-component system with limited alkene ...
关键词:PHOTOCATALYSIS Energy transfer Sulfenamides Sulfenylamination ALKENES 
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 
Wintertime ozone surges:The critical role of alkene ozonolysis
《Environmental Science and Ecotechnology》2024年第6期304-313,共10页Jin Yang Yangzong Zeren Hai Guo Yu Wang Xiaopu Lyu Beining Zhou Hong Gao Dawen Yao Zhanxiang Wang Shizhen Zhao Jun Li Gan Zhang 
Research Grants Council(RGC)of the Government of the Hong Kong Special Administrative Region(PolyU 152124/21 E and N_PolyU530/20);research support scheme of Research Institute for Land and Space at The Hong Kong Polytechnic University(1-CD79);Start-up Fund for RAPs under the Strategic Hiring Scheme of the Hong Kong Polytechnic University(1-BD3T).
Ozone(O_(3))pollution is usually linked to warm weather and strong solar radiation,making it uncommon in cold winters.However,an unusual occurrence of four high O_(3)episode days(with maximum hourly concentrations exc...
关键词:Ozone pollution Winter ALKENES Radical chemistry PBM-MCM 
Photoenzymatic synthesis of 1-alkenes and hydroxyl fatty acids bycascading a COF photocatalyst and P450 peroxygenases
《Science Bulletin》2024年第21期3350-3354,共5页Yuanyuan Jiang Peifeng Li Zhong Li Biaobiao Zhang Shengying Li 
supported by the National Key Research and Development Program of China(2022YFC3401802);the National Natural Science Foundation of China(32025001,32300021,22279105,and 32200017);the China Postdoctoral Science Foundation(2022M710080 and 2021M701989);the Postdoctoral Innovation Project of Shandong Province(SDCX-ZG-202201005);the China National Postdoctoral Program for Innovative Talents(BX20220191),the Shandong Provincial Natural Science Foundation(ZR2019ZD20,ZR2023QC021,and ZR2022QC070);Qingdao Natural Science Foundation(23-2-1-25-zyyd-jch)。
Fuels and oleochemicals have been chemically produced fromabundant biological oils or fatty acids for more than a century,and modern biotechnology is now accelerating the advances infatty acid chemistry [1,2]. A numbe...
关键词:HYDROXYL synthesis ENZYMATIC 
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