methyl 1-[(2,4-dichlorophenyl)methyl]-5-({[2-(ethyloxy)-2-oxoethyl]amino}carbonyl)-2,4-dihydroxy-6-oxo-1,6-dihydro-3-pyridinecarboxylate 、
环己甲胺 在
盐酸 、
乙醇 、
sodium hydroxide 、
乙酸乙酯 作用下,
以
氯仿 为溶剂,
反应 16.5h,
以to give N-({5-{[(cyclohexylmethyl)amino]carbonyl}-1-[(2,4-dichlorophenyl)methyl]-4,6-dihydroxy-2-oxo-1,2-dihydro-3-pyridinyl}carbonyl)glycine (120 mg, 0.228 mmol, 36.0% yield) 1H NMR (400 MHz, DMSO-d6) δ ppm 13.01 (br. s., 1H), 9.86 (s, 1H), 9.65 (s, 1H), 7.67 (d, J=2.02 Hz, 1H), 7.34 (dd, J=8.34, 2.27 Hz, 1H), 6.96 (d, J=8.34 Hz, 1H), 5.11 (s, 2H), 4.09 (d, J=5.31 Hz, 2H), 3.24 (dd, J=6.44 Hz, 2H), 1.39-1.89 (m, 6H), 1.03-1.35 (m, 3H), 0.82-1.04 (m, 2H)的产率得到N-[(5-{[(cyclohexylmethyl)amino]carbonyl}-1-[(2,4-dichlorophenyl)methyl]-4,6-dihydroxy-2-oxo-1,2-dihydro-3-pyridinyl)carbonyl]glycine