[CH3:1][NH2:2].[CH2:3]([N:7]1[C:11]2[CH:12]=[C:13]([CH:16]=O)[CH:14]=[CH:15][C:10]=2[N:9]=[C:8]1[NH2:18])[CH:4]([CH3:6])[CH3:5]>CN(C)C=O>[CH2:3]([N:7]1[C:11]2[CH:12]=[C:13]([CH:16]=[N:2][CH3:1])[CH:14]=[CH:15][C:10]=2[N:9]=[C:8]1[NH2:18])[CH:4]([CH3:6])[CH3:5]Add methylamine (3.0 mL, 6 mmol, 2M in tetrahydrofuran) to a solution 1-isobutyl-2-amino-6-formylbenzimidazole (475 mg, 2.19 mmol) in dimethylformamide (5 mL). Stir at room temperature for 18 hours. Concentrate under reduced pressure to provide the title compound (503 mg).
Wird geladen…