(6) H. Erlenmeyer, US Patent 2,400,689, May 21 (1946). stituted aminothiazoles. As the introduction of bromine into thiazolidone'and the thiazole8 nucleus generally augments the antibacterial as well as antifungal activity, bromine has been introduced into these thiazole derivatives and the relation between the position of bromine in the molecules and their biological activity also has been studied. Fifteen different phenyl-2-thiazolylamines having ...