N-bromobutanimide → Ethyl 4-(2-bromo-4-fluorophenyl)-6-(bromomethyl)-2-(5-methoxy thiazol-2-yl)-1,4-dihydropyrimidine-5-carboxylate
反応式
[Br:1][C:2]1[CH:7]=[C:6]([F:8])[CH:5]=[CH:4][C:3]=1[CH:9]1[C:14]([C:15]([O:17][CH2:18][CH3:19])=[O:16])=[C:13]([CH3:20])[NH:12][C:11]([C:21]2[S:22][C:23]([O:26][CH3:27])=[CH:24][N:25]=2)=[N:10]1.C1C(=O)N([Br:35])C(=O)C1>C(Cl)Cl>[Br:1][C:2]1[CH:7]=[C:6]([F:8])[CH:5]=[CH:4][C:3]=1[CH:9]1[C:14]([C:15]([O:17][CH2:18][CH3:19])=[O:16])=[C:13]([CH2:20][Br:35])[NH:12][C:11]([C:21]2[S:22][C:23]([O:26][CH3:27])=[CH:24][N:25]=2)=[N:10]1参加物
4
反応物 2
生成物 1
試薬・触媒・溶媒 1
実験手順
Ethyl 4-(2-bromo-4-fluorophenyl)-2-(5-methoxythiazol-2-yl)-6-methyl-1,4-dihydropyrimidine-5-carboxylate (2 g, 4.4 mmol) was reacted with NBS (0.78 g, 4.4 mmol) in DCM (50 mL) according to the procedure as described in Example 1, Step B to give the title compound as a yellow solid (0.80 g, 34%). The compound was characterized by the following spectroscopic data: