反应详情

This compound was prepared from ethyl 7-(4-fluorobenzyl)-4-hydroxy-2-oxo-1-[2-(2-oxopyrrolidin-1-yl)ethyl]-1,2-dihydro-1,5-naphthyridine-3-carboxylate and 2-hydroxyethylamine by methods similar to those described in Example 6. The product was obtained as a white solid: 1H NMR (CDCl3) δ 10.38 (1H, br m), 8.60 (1H, s), 8.07 (1H, s), 7.24 (2H, m), 7.00 (2H, t, J=8.6 Hz), 4.36 (2H, t, J=7 Hz), 4.15 (2H, s), 3.87 (2H, t, J=5 Hz), 3.66 (2H, m), 3.51 (2H, t, J=8 Hz), 3.45 (2H, t, J=7 Hz), 2.37 (2H, t, J=8 Hz), 2.00 (2H, m).

1. customThe product was obtained as a white solid