methyl 6-[(1E)-3-{4-[(4-fluorophenoxy)methyl]piperidin-1-yl}-3-oxoprop-1-en-1-yl]-2-oxo-1,2,3,4-tetrahydro-1,8-naphthyridine-3-carboxylate 、
ammonium hydroxide 在
methanol-dichloromethane 作用下,
以
氨 为溶剂,
反应 1.0h,
以to give 6-[(1E)-3-{4-[(4-fluorophenoxy)methyl]piperidin-1-yl}-3-oxoprop-1-en-1-yl]-2-oxo-1,2,3,4-tetrahydro-1,8-naphthyridine-3-carboxamide (1.6 mg, 12%) as a white solid的产率得到6-[(1E)-3-{4-[(4-fluorophenoxy)methyl]piperidin-1-yl}-3-oxoprop-1-en-1-yl]-2-oxo-1,2,3,4-tetrahydro-1,8-naphthyridine-3-carboxamide