ethyl 1-(3-tert-butoxycarbonylamino-3-methyl-butyl)-1H-imidazo[4,5-c]pyridine-6-carboxylate 、 ethyl 3-(3-tert-butoxycarbonylamino-3-methyl-butyl)-3H-imidazo[4,5-c]pyridine-6-carboxylate 在
三氟乙酸 作用下,
以
二氯甲烷 为溶剂,
反应 1.5h,
生成
ethyl 3-(3-amino-3-methyl-butyl)-3H-imidazo[4,5-c]pyridine-6-carboxylate 、
ethyl 1-(3-amino-3-methyl-butyl)-1H-imidazo[4,5-c]pyridine-6-carboxylate