Tetrahedron Letters p. 2811 - 2814 (1992)
Update date:2022-08-03
Topics:
Bouyssi, Didier
Gore, Jacques
Balme, Genevieve
Biologically active ynenol lactones 1 are stereospecifically obtained when γ-acetylenic carboxylates are reacted with 1-bromo 1-alkynes in the presence of a palladium(0)-phosphine complex.The reaction is effective only with the potassium carboxylate and the nature of the phosphine is essential for the cyclisation process.
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