反应详情

温度

95 °C

A mixture of oxindole (26 mg, 0.19 mmol), 5-(3-diethylamino-propyl)-1H-indole-2-carbaldehyde (50 mg, 0.19 mmol) and piperidine(0.1 mL) in ethanol (1 mL) was heated in a sealed tube at 95° C. for 20 hours. The precipitate was collected by vacuum filtration, washed with ethanol and dried to give 13 mg (18%) of the title compound as an orange crystalline solid.

1. filtrationThe precipitate was collected by vacuum filtration
2. washwashed with ethanol
3. customdried