3-[4-((1-carbo-tert-butoxy-1phenyl)methoxy)-3-propylphenyl]methyl-5carbobenzyloxy-2-ethyl-7-methyl-3H-imidazo[4,5-b]pyridine 、
三氟乙酸 在
crude mixture 、 Chloroform methanol ammonium hydroxide 作用下,
以
二氯甲烷 为溶剂,
反应 2.5h,
以to give 3.8 mg of the title compound as a white solid的产率得到3-[4-((1-carboxy-1-phenyl)methoxy)-3-propylphenyl]methyl-5-carbobenzyloxy-2-ethyl-7-methyl-3H-imidazo[4,5-b]pyridine