Bismuth-Catalyzed Intramolecular Carbo-oxycarbonylation of 3-Alkynyl Esters

Bismuth-Catalyzed Intramolecular Carbo-oxycarbonylation of 3-Alkynyl Esters

Borderline metal complexes, especially Bi(OTf)3, efficiently catalyze the carbo-oxycarbonylation of alkynyl esters to form multisubstituted lactones in moderate to high yields.

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Veröffentlicht in:Organic letters 2008-11, Vol.10 (22), p.5119-5122
Hauptverfasser: Komeyama, Kimihiro, Takahashi, Keita, Takaki, Ken
Format: Artikel
Sprache:eng
Schlagworte:
Aldehydes - chemistry
Alkynes - chemistry
Bismuth - chemistry
Catalysis
Esters - chemistry
Ketones - chemistry
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Beschreibung
Zusammenfassung:Borderline metal complexes, especially Bi(OTf)3, efficiently catalyze the carbo-oxycarbonylation of alkynyl esters to form multisubstituted lactones in moderate to high yields.
ISSN:1523-7060
1523-7052
DOI:10.1021/ol8019567