反应详情

Thiophene (25 mmol), acetaldehyde (20 mmol) and 4-isopropylbenzamide (10 mmol) were stirred in a mixture of acetic acid/sulfuric acid (10 ml/0.2 ml) at 60° C. for one hour to obtain N-[1-(2-thienyl)ethyl]-4-isopropylbenzamide. Yield: 5%. A large part of the product was a tar-like material.