反应详情

A solution of 4-(2-aminophenylamino)benzophenone (Compound 101 0.29 g, 1.0 mmol) in ethyl formate (5.0 ml, 63 mmol) was refluxed for 16 hours. The reaction mixture was evaporated in vacuo and dissolved i ethyl acetate. The solution was filtered and evaporated in vacuo. The residue was crystallized on the addition of diethyl ether to afford the pure title compound.

1. customThe reaction mixture was evaporated in vacuo
2. dissolutiondissolved i ethyl acetate
3. filtrationThe solution was filtered
4. customevaporated in vacuo
5. customThe residue was crystallized on the addition of diethyl ether