5334-56-5

NSC 1439 NSC 635171 9-Methylallopurinol 1-Methyl-1H-pyrazolo[3 Allopurinol Impurity 8 9-METHYL-1,9-DIHYDRO-6H-PURIN-6-ONE 1-Methyl-1H-pyrazolo[3,4-d]pyriMidin-4-ol 1-methyl-2H-pyrazolo[3,4-d]pyrimidin-4-one 4-Hydroxy-1-methylpyrazolo[3,4-d]pyrimidine 1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one 4-Hydroxy-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 1-methyl-1H,4H,5H-pyrazolo[3,4-d]pyrimidin-4-one 1-Methyl-1,5-dihydropyrazolo[3,4-d]pyrimidin-4-one 1,5-Dihydro-1-methyl-4H-pyrazolo[3,4-d]pyrimidin-4-one 4,5-Dihydro-1-methyl-4-oxo-1H-pyrazolo[3,4-d]pyrimidine 4H-Pyrazolo[3,4-d]pyriMidin-4-one, 1,5-dihydro-1-Methyl- 4H-Pyrazolo[3,4-d]pyrimidin-4-one, 1,5-dihydro-1-methyl- (9CI)