HASSANEEN, H.M.; ABUNADA, N.M.; MIQDAD, O.A.; FARES, A.A. Synthesis of Some New 1,3-Disubstituted-4,9-dithia-1,2,6-triazaspiro[4,4]nonan-2-ene-7- one: Site Selectivity in Reactions of Nitrilimines with Polyfunctional Dipolarophile. Asian Journal of Chemistry, [S. l.], v. 24, n. 1, p. 330–334, 2011. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/16014. Acesso em: 1 jul. 2024.