tert-butyl 4-[2-(aminomethyl)-1H-imidazo[4,5-c][1,5]naphthyridin-1-yl]butylcarbamate 、
异氰酸甲酯 在
乙酸乙酯 、 Brine 作用下,
以
吡啶 为溶剂,
反应 1.0h,
以to provide tert-butyl 4-[2-({[(methylamino)carbonyl]amino}methyl)-1H-imidazo[4,5-c][1,5]naphthyridin-1-yl]butylcarbamate as a brown solid的产率得到tert-butyl 4-[2-({[(methylamino)carbonyl]amino}methyl)-1H-imidazo[4,5-c][1,5]naphthyridin-1-yl]butylcarbamate