[Cl:1][C:2]1[N:14]=[CH:13][C:5]2[N:6]([CH3:12])[C:7](=[O:11])O[C:9](=[O:10])[C:4]=2[CH:3]=1.ClC1C=[C:18](C(NC)=CN=1)[C:19]([OH:21])=[O:20].[C:27](Cl)(Cl)=O>>[Cl:1][C:2]1[CH:3]=[C:4]2[C:5](=[CH:13][N:14]=1)[N:6]([CH3:12])[C:7](=[O:11])[C:18]([C:19]([O:21][CH3:27])=[O:20])=[C:9]2[OH:10]6-Chloro-1-methyl-1H-pyrido[3,4-d][1,3]oxazine-2,4-dione. The title compound was prepared analogously to method 6(b) from 2-chloro-5-(methylamino)isonicotinic acid and phosgene.
Wird geladen…