Facile synthesis of 3-arylidene-1,3-dihydroindol-2-ones catalysed by a Brønsted acidic ionic liquid

Yi Hu, Hui Kang, Bi Wen Zeng, Ping Wei, He Huang

Research output: Contribution to journalArticlepeer-review

6 Scopus citations

Abstract

A series of 3-arylidene-1,3-dihydroindol-2-one derivatives were conveniently synthesised by the condensation of aromatic aldehydes with 1,3-dihydroindol-2-one using a Brønsted acidic ionic liquid as a dual solvent-catalyst. This method has the advantages of short reaction times, simple work-up, high yields with high purity, being environmentally benign and the ionic liquid can be reused.

Original languageEnglish
Pages (from-to)642-643
Number of pages2
JournalJournal of Chemical Research
Issue number11
DOIs
StatePublished - Nov 2008

Keywords

  • 1,3-Dihydroindol-2-one
  • Aromatic aldehydes
  • Condensation
  • Ionic liquids

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