methyl 5-({[2-(ethyloxy)-2-oxoethyl]amino}carbonyl)-2,4-dihydroxy-6-oxo-1-{[2-(trifluoromethyl)phenyl]methyl}-1,6-dihydro-3-pyridinecarboxylate 、
环丙基甲胺 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 the title compound (113 mg, 37%) 1H NMR (400 MHz, DMSO-d6) δ ppm 13.00 (br. s., 1H), 9.87 (s, 1H), 9.72 (s, 1H), 7.77 (d, J=7.58 Hz, 1H), 7.58 (dd, J=7.45 Hz, 1H), 7.47 (dd, J=7.58 Hz, 1H), 7.02 (d, J=7.83 Hz, 1H), 5.29 (s, 2H), 4.10 (d, J=5.56 Hz, 2H), 3.24 (dd, J=6.32 Hz, 2H), 0.95-1.16 (m, 1H), 0.39-0.58 (m, 2H), 0.13-0.34 (m, 2H)的产率得到N-[(5-{[(cyclopropylmethyl)amino]carbonyl}-4,6-dihydroxy-2-oxo-1-{[2-(trifluoromethyl)phenyl]methyl}-1,2-dihydro-3-pyridinyl)carbonyl]glycine