Abstract: | A mixture of substances consisting of anhydrides of substituted phthalic acids (products of the diene synthesis) and 2-(5-aryl-2-furyl) but-2-ene-1,4-dioic acids (products of substitutive addition) is formed in the reaction of arylfurans with acetylenedicarboxylic acid.Deceased.Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 9, pp. 1170–1172, September, 1982. |