反应详情

A mixture of 2-amino-3-(2-chloro-6-fluorobenzyloxy)pyridine (2 g, 0.008 mol), (2-methyl-4-chlorophenyl isothiocyanate (1.76 g, 0.0096 mol) and toluene (10 ml) was heated under reflux for 5 hours, then cooled and diluted with ether to induce crystallisation of the product. Yield 2.72g (77%), m.p. 176°-177 ° C.

1. temperatureunder reflux for 5 hours
2. temperaturecooled
3. customcrystallisation of the product