Several new S-substituted derivatives of 2-aminoethanethiol hydrobromide have been prepared for testing as antiradiation drugs; the preferred procedure involved the aminoethylation of an appropriate sulfur-containing anion in N, N-dimethylformamide. The oxidation of 2-aminoethanethiol hydrochloride through the action of trichloromethanesulfenyl chloride is described as a simple and convenient method ...