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Paper | Regular issue | Vol 24, No. 12, 1986, pp.3459-3465
Published online, 1st January, 1970
DOI: 10.3987/R-1986-12-3459
A New Approach to 5-Arylidenethiazolidin-4-ones

Wolf-Dieter Rudorf* and Ralf Schwarz

*Department of Chemistry, Martin-Luther-University Halle-Wittenberg, Halle/Saale, DDR-4050, Germany

Abstract

Reaction of 3-phenylpropynamides with heterocumulenes in the presence of a base yields 5-arylidenethiazolidin-4-ones by intramolecular nucleophilic addition to the α-carbon of the C≡C triple bond.