反应详情

In the same manner as in Example 1, step 2 and using 3-ethoxycarbonyl-7-hydroxypyrazolo[1,5-a]pyrimidine-6-carboxylic acid (0.420 g, 1.68 mmol) obtained in Example 19, step 2 and spiro[inden-1,4′-piperidine]hydrochloride (0.450 g, 2.02 mmol), the title compound (0.300 g, 43%) was obtained.