4-{[6-(N-ethoxycarbonylmethyl-quinolin-8-yl-sulphonylamino)-1-methyl-2-thiono-1,2-dihydroquinoxalin-3-yl]-methyl}-benzonitrile 在
ammonium carbonate 、
盐酸 作用下,
以
乙醇 为溶剂,
以19.4%的产率得到4-{[6-(N-ethoxycarbonylmethyl-quinolin-8-yl-sulphonylamino)-1-methyl-2-thiono-1,2-dihydroquinoxalin-3-yl]-methyl}-benzamidine-hydrochloride