Vn. Yarovenko et al., Reactions of monothiooxamides with N-nucleophiles. Synthesis of 4,5-dihydroimidazole-2-carboxanilides, RUSS CHEM B, 48(4), 1999, pp. 749-753
A convenient procedure was developed for the preparation of 4,5-dihydroimid
azole-2-carboxanilides by the reaction of monothiooxamides with ethylenedia
mine.