[Cl:1][C:2]1[CH:13]=[C:12]([F:14])[C:11]([N:15]2[C:20](=[O:21])[C:19]3[CH2:22][CH2:23][CH2:24][C:18]=3[NH:17][C:16]2=[O:25])=[CH:10][C:3]=1[C:4]([O:6][CH:7]([CH3:9])[CH3:8])=[O:5].Cl[C:27]([O:29][CH3:30])=[O:28]>>[Cl:1][C:2]1[CH:13]=[C:12]([F:14])[C:11]([N:15]2[C:20](=[O:21])[C:19]3[CH2:22][CH2:23][CH2:24][C:18]=3[N:17]([C:27]([O:29][CH3:30])=[O:28])[C:16]2=[O:25])=[CH:10][C:3]=1[C:4]([O:6][CH:7]([CH3:9])[CH3:8])=[O:5]using isopropyl 2-chloro-4-fluoro-5-(1,2,4,5,6,7-hexahydro-2,4-dioxo-3H-cyclopenta[d]pyrimidin-3-yl)-benzoate and methyl chloroformate there is obtained isopropyl 2-chloro-4-fluoro-5-(1,2,4,5,6,7-hexahydro-1-methoxycarbonyl-2,4-dioxo-3H-cyclopenta[d]pyrimidin-3-yl)-benzoate, 1H-NMR (CDCl3, 400 MHz) 7.84 ppm (d, 1H), 7.35 ppm (d, 1H), 5.24 ppm (m, 1H), 4.03 ppm (s, 3H), 3.02 ppm (m, 2H), 2.79 ppm (m, 2H), 2.16 ppm, (m, 2H), 1.36 ppm (d, 6H),
불러오는 중…