Pyrido[1,2,3-de] [1,4]benzoxazine derivatives are described having the formula (1)
wherein X is a halogen atom, R is a hydrogen atom or an alkyl group of 1 to 6 carbon atoms and Z represents mono-substituted, di-substituted or cyclic-substituted amino group which may contain a hetero atom and may have a substituent such as hydroxy, alkyl having 1 to 6 carbon atoms, amino, hydroxyalkyl having 1 to 6 carbon atoms or mono- or di-alkylamino having 1 to 6 carbon atoms in each alkyl moiety and the pharmaceutically acceptable salt thereof, having antibacterial activity.
所述
吡啶并[1,2,3-de][1,4]苯并恶嗪衍
生物具有式(1)
其中,X 是卤素原子,R 是氢原子或 1-6 个碳原子的烷基,Z 代表单取代、双取代或环取代
氨基,该
氨基可含有杂原子,并可具有羟基、1-6 个碳原子的烷基、
氨基、1-6 个碳原子的羟基烷基或每个烷基中 1-6 个碳原子的单或双烷基
氨基等取代基及其药学上可接受的盐,具有抗菌活性。