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4H-Thiopyrans bearing a mesoionic ring

2009; Elsevier BV; Volume: 19; Issue: 6 Linguagem: Inglês

10.1016/j.mencom.2009.11.008

1364-551X

I. A. Cherepanov, E. D. Savin, Natal’ya G. Frolova, Maria O. Shishkova, Ivan A. Godovikov, Kyrill Yu. Suponitsky, Konstantin А. Lyssenko, V. N. Kalinin,

Synthesis and Biological Evaluation

The preparation of 4-(2,6-diamino-4H-thiopyran-3,5-dicarbonitrile) derivatives of sydnone and sydnone imines based on the ternary condensation of 4-formyl sydnones and sydnone imines with malononitrile and 2-cyanothioacetamide is reported.