申请人:Takeda Chemical Industries, Ltd.
公开号:US04946837A1
公开(公告)日:1990-08-07
A compound of the formula; ##STR1## wherein R.sup.0 stands for nitrogen-containing heterocyclic group, acyl group or amino-protecting group, Z stands for S, S.fwdarw.O, O or CH.sub.2, R.sup.4 stands for hydrogen atom, methoxy group or formamido group, R.sup.13 stands for hydrogen atom, methyl group, hydroxyl group or halogen atom and A stands for an optionally substituted thiazol-3-yl group forming a fused ring at the 4,5-position or a physiologically or pharmaceutically acceptable salt or ester thereof. This compound is novel and has excellent antibacterial activity.
该化合物的分子式为; ##STR1## 其中R.sup.0代表含氮杂环基团、酰基或氨基保护基团,Z代表S、S.fwdarw.O、O或CH.sub.2,R.sup.4代表氢原子、甲氧基或甲酰胺基团,R.sup.13代表氢原子、甲基基团、羟基或卤原子,A代表在4,5-位置形成螺环的可选择取代的噻唑-3-基团或其生理学或药学上可接受的盐或酯。该化合物是新颖的,并具有出色的抗菌活性。