1H-Purine-2,6-dione, 3,7-dihydro-8-amino-1,3,7-trimethyl- 3,7-Dihydro-8-amino-1,3,7-trimethyl-1H-purine-2,6-dione 37789-28-9 5-26-18-00302 (Beilstein Handbook Reference) 8-Aminocaffeine BRN 0232627 Caffeine, 8-amino- (6CI)