反应详情

A solution of 3-(4-pentylphenyl)propylamine (1.8 g, 8.8 mmol) and 1-(4-benzyloxyphenyl)-1,4-pentanedione (2.43 g, 8.7 mmol) and p-toluenesulfonic acid monohydrate (200 mg) in toluene (30 ml) was refluxed for 12 hours under heating and the solvent was removed under reduced pressure. The residue was silica gel chromatography (hexane:ethyl acetate=9:1) to give the object compound as an oily substance. 2.99 g, (yield 75%)

1. temperatureunder heating
2. customthe solvent was removed under reduced pressure
3. customto give the object compound as an oily substance