3-tert-butoxycarbonylamino-2,2-dimethylpropyl 4-{(E)-2-[5-(3-fluorophenyl)pyridin-2-yl]vinyl}-7,7-dimethyl-5-oxo-4,5,6,7,8,9-hexahydro-1H-pyrazolo[3,4-b]quinoline-3-carboxylate 、
三氟乙酸 以
二氯甲烷 为溶剂,
反应 3.0h,
生成 3-amino-2,2-dimethylpropyl 4-{(E)-2-[5-(3-fluorophenyl)pyridin-2-yl]-vinyl}-7,7-dimethyl-5-oxo-4,5,6,7,8,9-hexahydro-1H-pyrazolo[3,4-b]quinoline-3-carboxylate trifluoroacetic acid salt