申请人:Daiichi Seiyaku Co., Ltd.
公开号:US04382892A1
公开(公告)日:1983-05-10
Pyrido[1,2,3-de][1,4]benzoxazine derivatives are described having the formula (I) ##STR1## 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 hydroxyl, 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.
Pyrido[1,2,3-de][1,4]benzoxazine衍生物的化学式为(I) ##STR1## 其中X是卤素原子,R是氢原子或1至6个碳原子的烷基基团,Z代表单取代、双取代或环取代的氨基团,可能含有杂原子,并且可能具有取代基,如羟基、1至6个碳原子的烷基、氨基、1至6个碳原子的羟基烷基或每个烷基部分中具有1至6个碳原子的单取代或双取代烷基氨基,以及其药学上可接受的盐,具有抗菌活性。