Tantalum-Alkyne Complexes as Synthetic Intermediates. Stereoselective Preparation of Trisubstituted Allylic Alcohols from Acetylenes and Aldehydes

Kazuhiko Takai, Yasutaka Kataoka, Kiitiro Utimoto

Research output: Contribution to journalArticle

58 Citations (Scopus)

Abstract

A variety of tantalum-alkyne complexes have been generated (but not isolated) by treatment of alkynes with low-valent tantalum derived from TaCl5 and zinc. These complexes add to carbonyl compounds in a one-to-one fashion to yield (E)-allylic alcohols, regio- and stereoselectively.

Original languageEnglish
Pages (from-to)1707-1708
Number of pages2
JournalJournal of Organic Chemistry
Volume55
Issue number6
DOIs
Publication statusPublished - Jan 1 1990
Externally publishedYes

ASJC Scopus subject areas

  • Organic Chemistry

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