Prepd from S-ethylthiourea hydrobromide, sodium hydroxide, and glycine: Brand, Brand, Org. Synth. coll. vol. III, 440 (1955). Crystal and molecular structure: Guha, Acta Crystallogr. B29, 2163 (1973); J. Berthou et al., ibid. B32, 1529 (1976).
In combination with betaine as cardiotonic.
Cardiotonic