申请人:Fujisawa Pharmaceutical Co., Ltd.
公开号:US04585860A1
公开(公告)日:1986-04-29
The invention relates to novel compounds of high antimicrobial activity of the formula: ##STR1## in which R.sup.1 is amino-substituted-heterocyclic group which may have halogen, protected amino-substituted-heterocyclic group which may have halogen, or a group of the formula: ##STR2## wherein R.sup.3 is lower alkyl, R.sup.2 is carboxy or a protected carboxy group, and A is lower alkylene which may have a substituent selected from the group consisting of amino, a protected amino group, hydroxy, oxo and a group of the formula: .dbd.N.about.OR.sup.4, wherein R.sup.4 is hydrogen, cyclo(lower)alkenyl, lower alkynyl, lower alkenyl, lower alkenyl substituted by carboxy or a protected carboxy group, lower alkyl, or lower alkyl substituted by one or more substituents selected from carboxy, a protected carboxy group, amino, a protected amino group, cyano, phosphono, a protected phosphono group and a heterocyclic group which may have suitable substituents.
本发明涉及高抗微生物活性的新型化合物,其化学式为:##STR1## 其中R.sup.1是氨基取代的杂环基团,可能具有卤素,受保护的氨基取代的杂环基团,可能具有卤素,或者是下式的基团:##STR2## 其中R.sup.3是较低的烷基,R.sup.2是羧基或受保护的羧基团,A是较低的烷基烯,可能具有选自氨基、受保护的氨基基团、羟基、氧代基和下式的基团中的一种取代基:.dbd.N.about.OR.sup.4,其中R.sup.4是氢、环(较低)烯基、较低炔基、较低烯基、较低烯基取代的羧基或受保护的羧基团、较低的烷基或较低烷基取代的一种或多种取代基,选自羧基、受保护的羧基团、氨基、受保护的氨基基团、氰基、磷酸甲酯基、受保护的磷酸甲酯基和可能具有适当取代基的杂环基团。