Synthesis of α-Alkylidene-β-Ethoxycarbonyl Cyclopentanones and -γ-Butyrolactones
作者:Beji、Besbes、Amri
DOI:10.1080/00397910008086954
日期:2000.11
Synthesis of (E,Z)-alpha-Alkylidene-beta-ethoxycarbonyl cyclopentanones 5 and(E,Z)-alpha-alkylidene-gamma-butyrolactones 7 by condensing phosphonates 3 or 6 with a variety of aldehydes in the presence of aqueous potassium carbonate (6-10M) as base is reported.
AMRI, HASSEN;RAMBAUD, MONIQUE;VILLIERAS, JEAN, TETRAHEDRON LETT., 30,(1989) N2, C. 7381-7382