反应详情

In the same manner as in Example 21, step 5 and using 7-benzylamino-3-ethoxycarbonylpyrazolo[1,5-a]pyrimidine-6-carboxylic acid (0.20 g, 0.58 mmol) obtained in Example 21, step 4 and 4-(oxazol-2-yl)piperidine (WO2001/036980, 0.11 g, 0.70 mmol), the title compound (0.20 g, 72%) was obtained.