Tertiary Amine-Accelerated Allylgallation of Terminal Alkynes

Allylic gallium sesquibromides prepared by reduction of allylic bromides with gallium metal in the presence of a catalytic amount of indium, add to terminal alkynes with the aid of a tertiary amine to give 1,4-dienes.

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Veröffentlicht in:Chemistry letters 2002-02, Vol.31 (2), p.172-173
Hauptverfasser: Takai, Kazuhiko, Ikawa, Yoshito, Ishii, Keijiro, Kumanda, Makoto
Format: Artikel
Sprache:eng
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Zusammenfassung:Allylic gallium sesquibromides prepared by reduction of allylic bromides with gallium metal in the presence of a catalytic amount of indium, add to terminal alkynes with the aid of a tertiary amine to give 1,4-dienes.
ISSN:0366-7022
1348-0715
DOI:10.1246/cl.2002.172