1H-Purine-2,6-dione, 3,7-dihydro-8-chloro-1,3-dimethyl-7-phenyl- 3,7-Dihydro-8-chloro-1,3-dimethyl-7-phenyl-1H-purine-2,6-dione 5-26-14-00136 (Beilstein Handbook Reference) 963-42-8 BRN 0561092 Theophylline, 8-chloro-7-phenyl-