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

Sai Zhang, Gaochen Xu, Huan Yan, Qinghuan Wu, Jingjing Meng, Jindian Duan, Kai Guo

Research output: Contribution to journalArticlepeer-review

10 Scopus citations

Abstract

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.

Original languageEnglish
Pages (from-to)5128-5131
Number of pages4
JournalChinese Chemical Letters
Volume33
Issue number12
DOIs
StatePublished - Dec 2022

Keywords

  • Alkenes
  • Amidines
  • Annulation
  • Electrooxidative
  • Spiroimidazolines

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