申请人:Koninklijke Nederlandsche Gist-en Spiritusfabriek N.V.
公开号:US04010264A1
公开(公告)日:1977-03-01
Novel heterocyclic amides of the formula ##STR1## wherein R is selected from the group consisting of lower alkyl and aryl optionally substituted with at least one member of the group consisting of chlorine, fluorine, nitro, amino and lower alkyl and a tertiary alkyl group, R.sub.1 is selected from the group consisting of hydrogen, lower alkyl, carboxyl, lower alkoxycarbonyl, an alkali metal, alkaline earth metal or amine salt of carboxyl, a carbamyl, cyano, an amino and chlorine, R.sub.2 is selected from the group consisting of hydrogen, halogen, cyano, an amino, lower aralkoxycarbonylamino, lower alkyl, carboxyl esterified with lower alkyl, aryl or aralkyl and carbamoyl optionally substituted on the nitrogen atom with lower alkyl or a phenyl and Q is selected from the group consisting of ##STR2## X is selected from the group consisting of hydrogen, hydroxy and lower alkanoyloxy and U is selected from the group consisting of amido forming groups or a group OY, wherein Y is selected from the group consising of hydrogen, salt forming groups, and ester forming groups, or COOY and CH.sub.2 X together form a lactone or lactam, having antibacterial properties, their preparation and novel intermediates thereof.
该专利描述了一种新颖的杂环酰胺,其分子式为##STR1##其中R从以下组中选择:低烷基和芳基,可选地取代至少一个由氯、氟、硝基、氨基和低烷基组成的群,以及三级烷基;R.sub.1从以下组中选择:氢、低烷基、羧基、低烷氧羰基、羧基的碱金属、碱土金属或胺盐、氨基甲酰基、氰基、氨基和氯;R.sub.2从以下组中选择:氢、卤素、氰基、氨基、低芳基氧羰胺基、低烷基、羧基酯化的低烷基、芳基或芳基烷基和羰基,可选地取代氮原子的羧酰基或苯基;Q从以下组中选择:##STR2##X从以下组中选择:氢、羟基和低烷酰氧基;U从以下组中选择:酰胺形成基团或基团OY,其中Y从氢、盐形成基团和酯形成基团组成的组中选择,或COOY和CH.sub.2 X共同形成内酯或内酰胺,具有抗菌性能,以及它们的制备和新颖中间体。