Gallium trichloride-promoted ethynylation reaction of 1,4-dienes

Yoshio Nishimura, Masato Kiryu, Katsunori Suwa, Ryo Amemiya, Masahiko Yamaguchi

Research output: Contribution to journalArticlepeer-review

4 Citations (Scopus)

Abstract

Cyclopentadienes and silylated 1,4-dienes were deprotonated with gallium trichloride (GaCl3), and the resultant pentadienylgalliums underwent an ethynylation reaction with chlorosilylethyne. The silyl substituent on the olefin had an effect to increase the acidity of the allylic protons.

Original languageEnglish
Pages (from-to)1271-1274
Number of pages4
JournalAdvanced Synthesis and Catalysis
Volume350
Issue number9
DOIs
Publication statusPublished - 2008 Jun 9

Keywords

  • 1,4-dienes
  • Cyclopentadienes
  • Deprotonation
  • Ethynylation
  • Gallium trichloride

ASJC Scopus subject areas

  • Catalysis
  • Organic Chemistry

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