反应详情

The title compound was prepared as a white solid in 34% yield (30 mg) from 4-(3,4-dihydro-2H-chromen-4-yloxy)-1,2-dimethyl-1H-benzimidazole-6-carboxylic acid (70 mg, 0.21 mmol, STEP 2 of Example 11) and 1-methylpiperazine (41 mg, 0.42 mmol) by the same manner in STEP 3 of Example 11: