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AN EFFICIENT SYNTHESIS OF SUBSTITUTED 2H-PYRAN-2-ONE DERIVATIVES VIA THE CONJUGATED ADDITION OF THE ENOLATES OF CARBONYL-COMPOUNDS TO ENAMINOESTERS

1991-01-01
DEMIR, AS
Tanyeli, Cihangir
URKMEZKARAASLAN, R
SAYRAC, T
Short simple synthesis of alkenoic acid esters and their intramolecular cyclization products, 2H-Pyran-2-ones from enolates of carbonyl compounds and enaminoesters are described.