methyl 4-[2-(4-{[(2-{[3-(chloromethyl)benzoyl]amino}-4,5,6,7-tetrahydro-1-benzothiophen-3-yl)carbonyl]amino}phenyl)ethyl]benzoate 、
2-(环丙基氨基)乙基氨基甲酸叔丁酯 、
potassium carbonate 以
N,N-二甲基甲酰胺 为溶剂,
以2.5 g of methyl 4-(2-{4-[({2-[(3-{[{2-[(tert-butoxycarbonyl)amino]ethyl}(cyclopropyl)amino]methyl}benzoyl)amino]-4,5,6,7-tetrahydro-1-benzothiophen-3-yl}carbonyl)amino]phenyl}ethyl)benzoate was obtained by the method similar to Preparation Example 9的产率得到methyl 4-(2-{4-[({2-[(3-{[{2-[(tert-butoxycarbonyl)amino]ethyl}(cyclopropyl)amino]methyl}benzoyl)amino]-4,5,6,7-tetrahydro-1-benzothiophen-3-yl}carbonyl)amino]phenyl}ethyl)benzoate