4H-Pyrazolo[3,4-d]pyrimidin-4-one, 1,2-dihydro-6-hydroxy-

ChEBI: Alloxanthine is a pyrazolopyrimidine that is 4,5,6,7-tetrahydro-H-pyrazolo[3,4-d]pyrimidine substituted by oxo groups at positions 4 and 6. It has a role as an EC 1.17.3.2 (xanthine oxidase) inhibitor and a drug metabolite.