2-Morpholinoethylamine → HCID 69482009, compound

Participants

Reaction Steps

This compound was prepared from ethyl 7-[(4-fluorophenyl)methyl]-4-hydroxy-2-oxo-1-[2-oxo-2-(1-piperidinyl)ethyl]-1,2-dihydro-1,5-naphthyridine-3-carboxylate and 4-(2-aminoethyl)morpholine employing methods similar to those those described in Example 9 and was purified by reverse phase preparative HPLC (C-18 stationary phase; 10-100% CH3CN/water/0.1% formic acid mobile phase). The product was obtained as a light yellow rigid foam: 1H NMR (CDCl3) δ 10.41 (1H, m), 8.57 (1H, s), 7.15 (2H, dd, J=8.5, 6 Hz), 7.03 (3H, m), 4.92 (2H, s), 4.12 (2H, s), 3.99 (4H, m), 3.89 (2H, q, J=6 Hz), 3.72 (2H, m), 3.50 (2H, m), 3.46 (2H, m), 3.35 (2H, t, J=6 Hz), 2.93 (2H, br), 1.70 (2H, m), 1.61 (2H, m), 1.53 (2H, m); HRMS calcd for C29H34FN5O5+H+: 552.2622. Found: 552.2618 .

Provenance & Evidence