Michael's condensation in a line 3-аryimethilen-5-aryl-3H-furan-2-ones containing activated double bond with cyclohexanone, acetylacetone, acetoacetic ester has been researched. Peculiarities of the reaction have been revealed. The structure of the newly synthesized substances has been clarified with the usage of spectral (IR, NMR H¹, C¹³).
