Abstract
Ni-phosphine complexes were used as catalysts for the cycloaddition of various ketenes and diynes. In general, 2,4-cyclohexadienones were formed instead of products arising from decarbonylation of the ketenes.
Publication types
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Research Support, N.I.H., Extramural
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Research Support, Non-U.S. Gov't
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Research Support, U.S. Gov't, Non-P.H.S.
MeSH terms
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Catalysis
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Cyclization
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Ethylenes / chemistry*
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Ketones / chemistry*
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Nickel / chemistry*
Substances
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Ethylenes
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Ketones
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Nickel
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ketene