tert-butyl 5-((7,7-dimethyl-5-oxo-5,6,7,8-tetrahydroquinolin-3-yl)ethynyl)-3H-imidazo[4,5-b]pyridine-3-carboxylate 、
三氟乙酸 以
二氯甲烷 为溶剂,
反应 1.0h,
以40%的产率得到3-((3H-imidazo[4,5-b]pyridin-5-yl)ethynyl)-7,7-dimethyl-7,8-dihydroquinolin-5(6H)-one trifluoroacetate