methyl 4-{3-[4-({2-[3-({[2-(methylamino)ethyl](pentan-3-yl)amino}methyl)benzamido]-1H-indole-3-carbonyl}amino)phenyl]propyl}benzoate 、
(2,5-dioxo-hexahydro-imidazo[4,5-d]imidazol-1-yl)-acetic acid 在
N,N-二异丙基乙胺 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 0.5h,
生成 methyl 4-[3-(4-{[2-(3-{[(2-{[(2,5-dioxohexahydroimidazo[4,5-d]imidazol-1(2H)-yl)acetyl](methyl)amino}ethyl)(pentan-3-yl)amino]methyl}benzamido)-1H-indole-3-carbonyl]amino}phenyl)propyl]benzoate