申请人:Takeda Chemical Industries, Ltd.
公开号:EP0203271A2
公开(公告)日:1986-12-03
A compound of the formula;
wherein R1 is an amino group which may be protected, R3 is a hydrogen atom or an optionally substituted hydrocarbon residue; Z is S, S → O, O or CH2, R4 is a hydrogen atom, methoxy group or formamido group, R13 is a hydrogen atom, methyl group, hydroxyl group or halogen atom and A⊕ is an optionally substituted imidazolium-1-yl group forming a condensed ring at the 2,3- or 3,4-position or a pharmaceutically acceptable salt or ester thereof is novel and has excellent antibacterial activity.
式的化合物;
其中 R1 是可被保护的氨基,R3 是氢原子或任选取代的烃残基;Z 是 S,S → O、O 或 CH2,R4 是氢原子、甲氧基或甲酰胺基,R13 是氢原子、甲基、羟基或卤素原子,A⊕ 是在 2,3- 位或 3,4- 位形成缩合环的任选取代的咪唑鎓-1-基团或其药学上可接受的盐或酯,该化合物具有新颖性和优异的抗菌活性。