Term Name:	allopurinol
Synonyms:	1,5-Dihydro-4H-pyrazolo(3,4-d)pyrimidin-4-one, 1,5-Dihydro-4H-pyrazolo(3,4-d)pyrimidine-4-one, 1H-Pyrazolo(3,4-d)pyrimidin-4-ol, 1H-pyrazolo[3,4-d]pyrimidin-4-ol, 4'-Hydroxypyrazolol(3,4-d)pyrimidine, 4-HPP, 4-Hydroxy-1H-pyrazolo(3,4-d)pyrimidine, 4-Hydroxy-3,4-pyrazolopyrimidine, 4-Hydroxypyrazolo(3,4-d)pyrimidine, 4-Hydroxypyrazolopyrimidine, 4-Hydroxypyrazolyl(3,4-d)pyrimidine, 4H-Pyrazolo(3,4-d)pyrimidin-4-one, AL-100, Allopurinol, Allopurinolum, Alopurinol, Zyloprim (TN)
Definition:	A bicyclic structure comprising a pyrazole ring fused to a hydroxy-substituted pyrimidine ring.
Ontology:	ChEBI [CHEBI:40279]  ( EBI )