申请人:Takeda Chemical Industries, Ltd.
公开号:EP0219923A1
公开(公告)日:1987-04-29
The compound represented by the formula:
where R' stands for amino or an organic residue bonded through nitrogen; R2 stands for carooxyl ora group derivable therefrom; R3, R4, R5, R6, R7 and R8 independently stand for hydrogen or an organic residue, including the case where R5 or R6 forms a chemical bond or a ring with R7 or R8: X stands for hvdrogen, methoxy or formylamino; or a salt thereof, pro- duceaole by the present method. exnibits excellent antimicrobial activity, and is utilized as antimicrobial agents.
式所代表的化合物:
其中,R'代表氨基或通过氮键结合的有机残基;R2代表甲氧羰基或可由其衍生的基团;R3、R4、R5、R6、R7 和 R8 分别代表氢或有机残基,包括 R5 或 R6 与 R7 或 R8 形成化学键或环状的情况:X 代表氢、甲氧基或甲酰氨基;或其盐,通过本方法制得。它们具有优异的抗菌活性,可用作抗菌剂。