2-[2-(dicyanomethylidene)-3-[2-(4-methylphenyl)sulfonyloxyethyl]imidazolidin-1-yl]ethyl 4-methylbenzenesulfonate 、
乙二胺 反应 2.0h,
以91%的产率得到2-[1-(2-{2-[2-(2-Amino-ethylamino)-ethylamino]-ethylamino}-ethyl)-imidazolidin-2-ylidene]-malononitrile; compound with toluene-4-sulfonic acid