A compound of the formula;
Wherein R0 stands for hydrogen atom, nitrogencontaining heterocyclic group, acyl group or aminoprotecting group, Z stands for S, S→O, 0 or CH2, R4 stands for hydrogen atom, methoxy group or formamido group, R13 stands for hydrogen atom, methyl group, hydroxyl group or halogen atom and A stands for an optionally substituted pyrazol-2-yl group forming a fused ring at the 1,5-position or a physiologically or pharmaceutically acceptable salt or ester thereof.
This compound is novel and has excellent antibacterial activity.
式中的化合物;
其中 R0 代表氢原子、含氮杂环基团、酰基或
氨基保护基团,Z 代表 S、S→O、0 或
CH2,R4 代表氢原子、甲氧基或甲酰胺基团,R13 代表氢原子、甲基、羟基或卤素原子,A 代表在 1,5 位形成融合环的任选取代的
吡唑-2-基团或其生理或药学上可接受的盐或酯。
该化合物是一种新型化合物,具有出色的抗菌活性。