2-二乙氨基氯乙烷盐酸盐 、 (1R,5S)-3-isopropyl-3-azaspiro[bicyclo[3.3.1]nonane-9,4'-imidazolidine]-2',5'-dione 在
sodium hydroxide 作用下,
以
乙醇 为溶剂,
以69%的产率得到(1R,5S)-1'-(2-(diethylamino)ethyl)-3-isopropyl-3-azaspiro[bicyclo[3.3.1]nonane-9,4'-imidazolidine]-2',5'-dione