Abstract: | Compounds were synthesized by reaction of 5-R-2-cyanofurans with thioglycolic acid, which, according to IR, PMR, and mass spectrometric data, exist in the form of two tautomers, 4-hydroxythiazole and thiazolin-4-one.Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 3, pp. 404–409, March, 1987. |