Tetrahedron Letters p. 5615 - 5618 (1984)
Update date:2022-08-05
Topics:
Boger, Dale L.
Brotherton, Chistine E.
Georg, Gunda I.
A preliminary study of the thermal reaction of cyclopropenone ketals with carbon-heteroatom double bonds is detailed.The reaction with aldehyde and keto carbonyls provide butenolide ortho esters, the product of a formal three-carbon + two-atom cycloaddition of the cyclopropenone ketal across the carbon-oxygen double bond.
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