2-[2-(dicyanomethylidene)-3-[2-(4-methylphenyl)sulfonyloxyethyl]imidazolidin-1-yl]ethyl 4-methylbenzenesulfonate 、
1,3-丙二胺 反应 2.0h,
以40%的产率得到2-[1-(2-{2-[2-(3-Amino-propylamino)-ethylamino]-ethylamino}-ethyl)-tetrahydro-pyrimidin-2-ylidene]-malononitrile; compound with toluene-4-sulfonic acid