申请人:Bristol-Myers Company
公开号:US04500526A1
公开(公告)日:1985-02-19
Compounds of the formula ##STR1## wherein R.sup.1 is hydrogen or a conventional amino-protecting group, R.sup.2 is one of various alkyl, alkenyl, alkynyl, cycloalkyl, carboxyalkyl or carboxycycloalkyl moieties described herein, and R.sup.5 is hydrogen, amino, carboxy, formyl, carbamoyl, guanidino, amidino or one of various alkyl, alkoxy, alkylthio or substituted amino moieties described herein, and nontoxic pharmaceutically acceptable acid addition salts, physiologically hydrolyzable esters and solvates thereof, as well as processes for their preparation, are disclosed. The compounds in which R.sup.1 is hydrogen are potent antibacterial agents.
该公式的化合物##STR1##其中R.sup.1是氢或传统的氨基保护基,R.sup.2是各种烷基,烯基,炔基,环烷基,羧基烷基或羧基环烷基基团,R.sup.5是氢,氨基,羧基,甲酰基,氨基甲酰基,胍基,酰胍基或各种烷基,烷氧基,烷硫基或取代氨基基团,以及其无毒药理学上可接受的酸加合物盐,生理水解酯和溶剂化合物,以及其制备方法。其中R.sup.1为氢的化合物是有效的抗菌剂。