[Br:1][C:2]1[C:7]([O:8][CH:9]([CH3:11])[CH3:10])=[CH:6][C:5]([N:12]2[C:17](=[O:18])[CH:16]=[C:15]([C:19]([F:22])([F:21])[F:20])[N:14]=[C:13]2Cl)=[C:4]([F:24])[CH:3]=1.[CH3:25][CH2:26][O-:27].[Na+]>C(O)C>[CH2:26]([O:27][C:13]1[N:12]([C:5]2[CH:6]=[C:7]([O:8][CH:9]([CH3:11])[CH3:10])[C:2]([Br:1])=[CH:3][C:4]=2[F:24])[C:17](=[O:18])[CH:16]=[C:15]([C:19]([F:22])([F:21])[F:20])[N:14]=1)[CH3:25]using 1-(4-bromo-2-fluoro-5-isopropoxyphenyl)-2-chloro-4-trifluoromethyl-6(1H)-pyrimidinone and sodium ethylate in ethanol there is obtained 2-ethoxy-1-(4-bromo-2-fluoro-5 -isopropoxyphenyl)-4-trifluoromethyl-6(1H)-pyrimidinone, m.p. 106°-108° C.;
Loading…