申请人:Meiji Seika Kaisha, Ltd.
公开号:US04785090A1
公开(公告)日:1988-11-15
This is a class of antibacterial compounds of the formula: ##STR1## wherein Y is straight or branched alkyl or alkenyl chain, cycloalkanomethyl of 3-6 carbon atoms, each group being optionally substituted by halogen, or a group ##STR2## wherein n is 0 or an integer of 1-3, A is a group --COR.sup.3 wherein R.sup.3 is hydroxy, a group ##STR3## wherein R.sup.4 and R.sup.5, which may be the same or different, are hydrogen or alkyl of 1-5 carbon atoms, a group ##STR4## or a 5- or 6-membered heterocyclic group containing nitrogen and/or sulfur, and R.sup.1 and R.sup.2, which may be the same or different, are hydrogen, alkyl of 1-5 carbon atoms, or R.sup.1 and R.sup.2 may be combined together to form cycloalkylidene of 3-5 carbon atoms, and Z is a group of the formula: ##STR5## wherein m is 0 or an integer of 3-5, R.sup.6 is hydrogen or alkyl of 1-3 carbon atoms, and R.sup.7, when m is an integer of 3-5, is alkyl of 1-5 carbon atoms, alkenyl, cyclopropyl, a group --(CH.sub.2).sub.p B wherein p is 0 or an integer of 1-3 and B is amino, alkyl-substituted amino, hydroxy, carboxy, carbamoyl, trifluoromethyl, sulfonic acid, sulfonic acid amide, alkylthio or cyano or, when m is 0, is alkyl of 1-5 carbon atoms, which may optionally be substituted by halogen, alkenyl, a group ##STR6## wherein R.sup.8 is hydrogen, alkyl of 1-4 carbon atoms or phenyl, or cyclopropyl, and a salt thereof.
这是一类具有以下通式的抗菌化合物:##STR1## 其中Y是直链或支链的烷基或烯基链,3-6个碳原子的环烷基甲基,每个基团可任选地被卤素取代,或一个基团##STR2## 其中n为0或1至3的整数,A是一个基团--COR3,其中R3是羟基,一个基团##STR3## 其中R4和R5可以相同或不同,是氢或1至5个碳原子的烷基,一个基团##STR4## 或含氮和/或硫的5或6元杂环基团,以及R1和R2可以相同或不同,是氢,1至5个碳原子的烷基,或者R1和R2可以结合在一起形成3至5个碳原子的环烷叉基,以及Z是一个具有以下通式的基团:##STR5## 其中m为0或3至5的整数,R6是氢或1至3个碳原子的烷基,以及R7,当m为3至5的整数时,是1至5个碳原子的烷基,烯基,环丙基,一个基团--(CH2)pB,其中p为0或1至3的整数,B是氨基,烷基取代的氨基,羟基,羧基,氨基甲酰,三氟甲基,磺酸,磺酰胺,烷基硫或氰基,或者当m为0时,是1至5个碳原子的烷基,其可任选地被卤素,烯基,一个基团##STR6## 其中R8是氢,1至4个碳原子的烷基或苯基,或环丙基取代,以及其盐。