An efficient synthesis of aurone derivatives by the tributylphosphine-catalyzed regioselective cyclization of o-alkynoylphenols

Koya Saito, Masahito Yoshida, Takayuki Doi

Research output: Contribution to journalArticlepeer-review

17 Citations (Scopus)

Abstract

An organocatalytic regioselective synthes is of aurones from o-alkynoylphenols was achieved. A catalytic amount of tributylphosphine select ively induced the 5-exo cyclization of o-alkynoylphenols under ambient conditions leading to aurone derivatives in high to excellent yields.

Original languageEnglish
Pages (from-to)141-143
Number of pages3
JournalChemistry Letters
Volume44
Issue number2
DOIs
Publication statusPublished - 2015 Jan 1

ASJC Scopus subject areas

  • Chemistry(all)

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