Tetrahedron letters

Synthesis of unsaturated acids by 1, 2-addition of formic acid to conjugated dienes catalyzed by palladium on carbon in the presence of mono and bidentate …

G Vasapollo, A Somasunderam, B El Ali, H Alper

Index: Vasapollo, Giuseppe; Somasunderam, Anoma; Ali, Bassam El; Alper, Howard Tetrahedron Letters, 1994 , vol. 35, # 34 p. 6203 - 6206

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Citation Number: 16

Abstract

Abstract Di-, and trisubstituted 1, 3-dienes are converted to γ, δ-unsaturated acids by use of formic acid, carbon monoxide, and catalytic quantities of Pd C/PPh 3/Ph 2 P (CH 2) 4 PPh 2 in 1, 2-dimethoxyethane. A β, γ-unsaturated acid was obtained when the ...