反应详情

A mixture of cyclohexanone-2-carboxamide (U.S. Pat. No. 4,169,952 to du Pont de Nemours, (1979)) (10.0 g), benzylamine (8.4 g), toluene (35 mL) and molecular sieves (Union Carbide 3A, 2 g) was refluxed for 2 h in a Dean-Stark water separator. The reaction mixture was filtered, and the filtrate was evaporated. The residue was crystallized from light petroleum to give the title compound (16 g). Mp 73-74° C.

1. filtrationThe reaction mixture was filtered
2. customthe filtrate was evaporated
3. customThe residue was crystallized from light petroleum