methyl 1-[(2,4-dimethylphenyl)methyl]-5-({[2-(ethyloxy)-2-oxoethyl]amino}carbonyl)-2,4-dihydroxy-6-oxo-1,6-dihydro-3-pyridinecarboxylate 、
正丁胺 在
乙醇 、
sodium hydroxide 、
乙酸乙酯 、
盐酸 、
溶剂黄146 作用下,
以
氯仿 为溶剂,
反应 0.5h,
以to give N-({5-[(butylamino)carbonyl]-1-[(2,4-dimethylphenyl)methyl]-4,6-dihydroxy-2-oxo-1,2-dihydro-3-pyridinyl}carbonyl)glycine (191 mg, 0.429 mmol, 61.8% yield) 1H NMR (400 MHz, DMSO-d6) δ ppm 9.87 (s, 1H), 9.60 (s, 1H), 6.99 (s, 1H), 6.89 (d, J=8.08 Hz, 1H), 6.64 (d, J=7.83 Hz, 1H), 5.02 (s, 2H), 4.09 (d, J=5.56 Hz, 2H), 3.36 (dt, J=6.65 Hz, 2H), 2.33 (s, 3H), 2.22 (s, 3H), 1.42-1.63 (m, 2H), 1.32 (tq, J=7.43 Hz, 2 H), 0.90 (t, J=7.33 Hz, 3H)的产率得到N-({5-[(butylamino)carbonyl]-1-[(2,4-dimethylphenyl)methyl]-4,6-dihydroxy-2-oxo-1,2-dihydro-3-pyridinyl}carbonyl)glycine