1H-Purine-2,6-dione, 3,7-dihydro-1,3-dimethyl-8-iodo- (9CI) 2-26-00-00278 (Beilstein Handbook Reference) 24255-56-9 8-Iodotheophylline BRN 0203071 NSC 78565 Theophylline, 8-iodo-