反应详情

A suspension of 4-chloro-5-phenyl-1H-pyrazolo[3,4-c]pyridazine (2.44 g, 10.6 mmol) and N-iodosuccinimide (3.58 g, 15.9 mmol) in acetonitrile (106 mL) was heated at reflux for 1 d. The yellow solid was collected by filtration while warm to provide a mixture of the title compound and starting material (9:1, 4 g).

1. temperaturewas heated
2. temperatureat reflux for 1 d
3. filtrationThe yellow solid was collected by filtration
4. temperaturewhile warm
5. customto provide