Extractant N-butyldiacetylimide(short as BDAI) is synthesized under the condition of salt-ice,with n-butylamine and acetyl chloride as raw materials and triethylamine as catalyst. The structure is identified by NMR,MS,IR and UV.The yield is at least 86%.

• 以正丁胺和乙酰氯为主要原料,三乙胺为缚酸剂,在盐冰浴条件下合成了酰胺类萃取剂N-正丁基二乙酰亚胺(简写为BDA I),通过NM R、M S、IR、UV等分析手段鉴定了它的具体结构,收率高达86%25。