N-{2-[2-(4-amidinophenyl)-ethyl]-1-methyl-benzimidazol-5-yl}-N-diethylaminoethyl-(4-nitro-benzenesulphonamide) 以
甲醇 为溶剂,
以74%的产率得到N-{2-[2-(4-amidinophenyl)-ethyl]-1-methyl-benzimidazol-5-yl}-N-diethylaminoethyl-(4-amino-benzenesulphonamide)-tetrahydrochloride