TfOH-catalyzed intramolecular alkyne-ketone metathesis leading to highly substituted five-membered cyclic enones

Tetsuo Kin, Fan Yang, Chunli Liu, Yoshinori Yamamoto

Research output: Contribution to journalArticle

63 Citations (Scopus)

Abstract

The intramolecular carbocyclization of tethered alkynyl ketones to five-membered cyclic enones is shown to be catalyzed by trifluoromethanesulfonic acid in MeOH, proceeding in good to excellent yields and with high selectivities.

Original languageEnglish
Pages (from-to)3533-3535
Number of pages3
JournalChemical Communications
Issue number24
DOIs
Publication statusPublished - 2009 Jul 22

ASJC Scopus subject areas

  • Catalysis
  • Electronic, Optical and Magnetic Materials
  • Ceramics and Composites
  • Chemistry(all)
  • Surfaces, Coatings and Films
  • Metals and Alloys
  • Materials Chemistry

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