反应详情

A mixture of 34.2 parts by weight of benzyl bromide, 13.8 parts by weight of 1,2,4-triazole and 41.4 parts by weight of potassium carbonate in 150 parts by weight of acetonitrile is refluxed for 10 hours while stirring. The mixture is filtered and the filtrate is evaporated to dryness and recrystallized from a mixture of toluene and cyclohexane. There is obtained 21 parts by weight of 1-benzyl-1,2,4-triazole; m.p.: 58° C.

1. temperatureis refluxed for 10 hours
2. filtrationThe mixture is filtered
3. customthe filtrate is evaporated to dryness
4. customrecrystallized from a mixture of toluene and cyclohexane