反应详情

The title compound was prepared according to the procedure described in Example 6 by using (4-oxaspiro[2.4]heptane-6-yl)methanesulfonate (220 mg, 1.14 mmol), N-(4-(7-hydroxyquinolin-4-yloxy)-3-fluorophenyl)-2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazole-4-carboxamide (300 mg, 0.62 mmol), and cesium carbonate (450 mg, 2.4 mmol, Aladdin) in DMA (6 mL). The title compound was purified by a silica gel column chromatography (5:1 (v/v) EtOAc/n-hexane) and was obtained as a white solid (68 mg, 19%).

1. customThe title compound was purified by a silica gel column chromatography (5:1 (v/v) EtOAc/n-hexane)