methyl 1-[(2,4-dichlorophenyl)methyl]-5-({[2-(ethyloxy)-2-oxoethyl]amino}carbonyl)-2,4-dihydroxy-6-oxo-1,6-dihydro-3-pyridinecarboxylate 、
环丙基甲胺 在
盐酸 、
乙醇 、
sodium hydroxide 、
乙酸乙酯 、
溶剂黄146 作用下,
以
氯仿 为溶剂,
反应 16.5h,
以to give N-({5-{[(cyclopropylmethyl)amino]carbonyl}-1-[(2,4-dichlorophenyl)methyl]-4,6-dihydroxy-2-oxo-1,2-dihydro-3-pyridinyl}carbonyl)glycine (70 mg, 0.145 mmol, 22.80% yield) 1H NMR (400 MHz, DMSO-d6) δ ppm 13.00 (br. s., 1H), 9.87 (s, 1H), 9.71 (s, 1H), 7.67 (d, J=2.27 Hz, 1H), 7.34 (dd, J=8.46, 2.15 Hz, 1H), 6.96 (d, J=8.59 Hz, 1H), 5.12 (s, 2H), 4.10 (d, J=5.31 Hz, 2H), 3.24 (t, J=6.32 Hz, 2H), 0.92-1.45 (m, J=15.28, 12.19, 7.39, 4.80 Hz, 1H), 0.48 (td, 2H), 0.28 (td, J=5.68, 4.55, 4.42 Hz, 1H)的产率得到N-[(5-{[(cyclopropylmethyl)amino]carbonyl}-1-[(2,4-dichlorophenyl)methyl]-4,6-dihydroxy-2-oxo-1,2-dihydro-3-pyridinyl)carbonyl]glycine