6-Fluoropurine (CAS NO.1480-89-3), its Synonyms are 1H-Purine, 6-fluoro- ; 9H-Purine, 6-fluoro- ; 1H-Purine,6-fluoro- (9CI) ; Purine, 6-fluoro- (6CI,8CI) ; 6-Fluoro-1H-purine .