反应详情

17.19 g of 3,4,5-trimethoxycinnamoyl chloride and 6.78 g of triethylamine are added with ice cooling to a solution of 9.54 g of 1-[1-(ethylaminocarbonyl)ethyl]piperazine in 200 ml of chloroform, and the resulting solution is kept standing at room temperature for 1 hour.