Electrooxidative[3+2]annulation of amidines with alkenes for the synthesis of spiroimidazolines  

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作  者:Sai Zhang Gaochen Xu Huan Yan Qinghuan Wu Jingjing Meng Jindian Duan Kai Guo 

机构地区:[1]College of Biotechnology and Pharmaceutical Engineering,State Key Laboratory of Materials-Oriented Chemical Engineering,Nanjing Tech University,Nanjing 211816,China

出  处:《Chinese Chemical Letters》2022年第12期5128-5131,共4页中国化学快报(英文版)

基  金:the National Natural Science Foundation of China (No. 22078150);the Natural Science Foundation of Jiangsu Province, Frontier Project (No. BK20212003)

摘  要:The electrooxidative[3+2]annulation of amidines with 2-arylideneindane-1,3-diones or 4-alkylidene pyrazolones is reported using NaI as a redox catalyst and electrolyte under constant current electrolysis in an undivided cell.The current strategy features excellent functional group tolerance,simple operation,and mild conditions,thus providing an environmentally benign and efficient access to spiroimidazolines in moderate to good yields.

关 键 词:Electrooxidative AMIDINES ALKENES Spiroimidazolines ANNULATION 

分 类 号:O626[理学—有机化学]

 

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