methyl 1-cyclohexyl-5-({[2-(ethyloxy)-2-oxoethyl]amino}carbonyl)-2,4-dihydroxy-6-oxo-1,6-dihydro-3-pyridinecarboxylate 、
环丙基甲胺 在
乙醇 、
sodium hydroxide 、
盐酸 、
水 、
溶剂黄146 作用下,
以
氯仿 为溶剂,
反应 0.5h,
以to give N-[(1-cyclohexyl-5-{[(cyclopropylmethyl)amino]carbonyl}-4,6-dihydroxy-2-oxo-1,2-dihydro-3-pyridinyl)carbonyl]glycine (135 mg, 0.331 mmol, 43.8% yield) 1H NMR (400 MHz, DMSO-d6) δ ppm 12.98 (br. s., 1H), 9.73 (br. s., 2H), 4.84 (s, 1H), 4.08 (d, J=5.56 Hz, 2H), 3.23 (t, J=6.32 Hz, 2H), 2.19-2.46 (m, 2H), 1.80 (d, J=12.63 Hz, 2H), 1.50-1.70 (m, 3H), 1.30 (q, J=13.05 Hz, 2H), 0.98-1.22 (m, 2H), 0.39-0.58 (m, 2H), 0.28 (td, J=5.87, 4.48, 4.29 Hz, 2H)的产率得到N-[(1-cyclohexyl-5-{[(cyclopropylmethyl)amino]carbonyl}-4,6-dihydroxy-2-oxo-1,2-dihydro-3-pyridinyl)carbonyl]glycine