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Org Lett. 2011 Jun 3;13(11):2834-6. doi: 10.1021/ol200794w. Epub 2011 May 2.

Syntheses of α-pyrones using gold-catalyzed coupling reactions.

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  • 1Howard Hughes Medical Institute, Broad Institute of Harvard and MIT, Cambridge, Massachusetts 02142, United States.

Abstract

Sequential alkyne activation of terminal alkynes and propiolic acids by gold(I) catalysts yields compounds having α-pyrone skeletons. Novel cascade reactions involving propiolic acids are reported that give rise to α-pyrones with different substitution patterns.

PMID:
21534543
[PubMed - indexed for MEDLINE]
PMCID:
PMC3103191
Free PMC Article

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