反应详情

The reaction and post-treatment were carried out according to Example (8a) using 3,5,6-tribromopyridin-2-amine produced in Example (15a) (2.34 g, 7.07 mmol), sodium nitrite (0.73 g, 10.6 mmol) and hydrogen fluoride-pyridine (5 mL) to obtain the title compound (1.98 g, 84%) as a pale yellow oil.

1. customThe reaction