Synonyms: 1,2,4-Thiadiazole-5-thiol,3-methyl- (6CI,7CI); 3-Methyl-1,2,4-thiadiazol-5-thiol;3-Methyl-1,2,4-thiadiazole-5(4H)-thione; 3-Methyl-1,2,4-thiadiazole-5-thiol;3-Methyl-1,2,4-thiadiazole-5-thione; 3-Methyl-4H-1,2,4-thiadiazole-5-thione;3-Methyl-5-mercapto-1,2,4-thiadiazole; 5-Mercapto-3-methyl-1,2,4-thiadiazole