The Synthesis of Aminoiminoethanenitriles, 5-Aminotetrazoles, N-Cyanoguanidines, and N-Hydroxyguanidines from Aminoiminomethanesulfonic Acids

Abstract
Examples of the reactions of aminoiminometh-anesulfonic acids with cyanide, azide, cyanamide and hydroxylamine as nucleophiles are reported.