SYNTHESIS OF CARBONYL-COMPOUNDS BASED ON THE PRODUCTS OF ADDITION OF POLYHALOALKANES TO UNSATURATED SYSTEMS - REACTIONS OF 1-ARYL-5,5-DICHLOROPENTA-2,4-DIEN-1-ONES WITH ETHYL ACETOACETATE
Sa. Woznesensky et al., SYNTHESIS OF CARBONYL-COMPOUNDS BASED ON THE PRODUCTS OF ADDITION OF POLYHALOALKANES TO UNSATURATED SYSTEMS - REACTIONS OF 1-ARYL-5,5-DICHLOROPENTA-2,4-DIEN-1-ONES WITH ETHYL ACETOACETATE, Russian chemical bulletin, 46(3), 1997, pp. 501-506
The reactions of 1-aryl-5,5-dichloropenta-2,4-dien-1-ones with ethyl a
cetoacetate in the presence of EtONa give ethyl lorovinyl)-4-hydroxy-2
-oxocyclohexanecarboxylates. The structures of the reaction products w
ere confirmed by H-1 and C-13 NMR spectroscopy and by X-ray diffractio
n analysis.