1-Methyl 4-aminopyrazolo(3,4-d)pyrimidin [French] 1-Methyl-4-aminopyrazolo(3,4-d)pyrimidine 1H-Pyrazolo(3,4-d)pyrimidin-4-amine, 1-methyl- 1H-Pyrazolo(3,4-d)pyrimidine, 4-amino-1-methyl- 4-26-00-03541 (Beilstein Handbook Reference) 4-Amino-1-methyl-1H-pyrazolo(3,4-d)pyrimidine 4-Amino-1-methylpyrazolo(3,4-d)pyrimidine 5334-99-6 AI3-26419 BRN 0149930 NSC 1399