115347-02-9Relevant articles and documents
Reactivity of Malononitrile towards Sulphamide and N-Substituted Sulphamides: Synthesis and Hydrolysis Reactions of 3,5-Diamino-1,2,6-thiadiazine 1,1-Dioxides
Alkorta, Ibon,Aran, Vicente J.,Bielsa, Agustin G.,Stud, Manfred
, p. 1271 - 1276 (2007/10/02)
The reaction of sulphamide and N-substituted sulphamides with malononitrile under acid catalysis gave respectively 3,5-diamino- 4H- or 2H-1,2,6-thiadiazine 1,1-dioxides (1) and (3a-d).Mild acid hydrolysis of the latter afforded 5-amino-2H-1,2,6-thiadiazin