2,4-Imidazolidinedithione, 5,5-dimethyl- 20513-25-1 5,5-Dimethyl-2,4-dithiohydantoin 5-24-05-00378 (Beilstein Handbook Reference) AI3-23160 BRN 0113553 Hydantoin, 5,5-dimethyl-2,4-dithio- NSC 14586