Tetrahedron Letters p. 4495 - 4498 (1991)
Update date:2022-08-05
Topics: Aldehyde α,β-Unsaturated Aldehyde Reaction Experimental method Prenylation
Duhamel, Lucette
Guillemont, Jerome
Poirier, Jean-Marie
Chabardes, Pierre
A γ-condensation of the enolate of prenal 1 is observed with aldehydes and α,β-unsaturated aldehydes.In this case, a conjugate addition is obtained.Intermediate dihydropyrans 4 yield dienals 5 by hydrolysis.Keywords: Lithium enolate of prenal, dihydropyrans, dienals, γ-addition, prenylation.
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