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.
Publication types
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Research Support, N.I.H., Extramural
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Research Support, Non-U.S. Gov't
MeSH terms
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Alkynes / chemistry*
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Catalysis
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Cyclization
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Gold / chemistry*
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Molecular Structure
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Propionates / chemistry*
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Pyrones / chemical synthesis*
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Pyrones / chemistry*
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Stereoisomerism
Substances
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Alkynes
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Propionates
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Pyrones
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Gold
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propiolic acid