反应详情

5-Bromo-2-mercaptobenzoic acid (4.10 g, 17.6 mmol), 2-cyanopyridine (1.70 g, 16.3 mmol) and pyridine (50.0 ml) were refluxed for 9 hrs as described in Example 9. After cooling, the precipitated crystals were collected and recrystallized from hexane-chlorobenzene to give the titled compound (2.40 g, 45%).

1. temperatureAfter cooling
2. customthe precipitated crystals were collected
3. customrecrystallized from hexane-chlorobenzene