反应详情

This compound was prepared from ethyl 7-[(4-fluorophenyl)methyl]-4-hydroxy-2-oxo-1-[2-(2-oxo-1-piperidinyl)ethyl]-1,2-dihydro-1,5-naphthyridine-3-carboxylate and 2-aminoethanol using methods similar to Example 563 to provide a white solid: 1H NMR (CDCl3) δ 10.42 (1H, b), 8.53 (1H, s), 8.25 (1H, s), 7.21-7.26 (2H, m), 6.97 (2H, t, J=8 Hz), 4.38 (2H, t, J=7 Hz), 4.15 (2H, s), 3.86 (2H, t, J=5 Hz), 3.49-3.66 (4H, m), 3.35 (2H, b), 2.85 (1H, t, J=5 Hz), 2.35 (2H, b), 1.72-1.76 (4H, m); ES+ MS: 483 (M+H+).

1. customto provide a white solid