4-甲酰胺基-1-甲基吡咯-2-羧酸 、
4-amino-N-(5-{[(5-{[(3-amino-3-iminopropyl)amino]carbonyl}-1-methyl-1H-pyrrol-3-yl)amino]carbonyl}-1-methyl-1H-pyrrol-3-yl)-1-methyl-1H-pyrrole-2-carboxamide dihydrochloride 在
benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate 、
N,N-二异丙基乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 4.0h,
以65%的产率得到3-<1-methyl-4-<1-methyl-4-<1-methyl-4-<1-methyl-4-(formylamino)pyrrole-2-carboxamido>pyrrole-2-carboxamido>pyrrole-2-carboxamido>pyrrole-2-carboxamido>propionamidine hydrochloride