申请人:Bristol-Myers Company
公开号:EP0121244A2
公开(公告)日:1984-10-10
Compounds of the formula
wherein R' is hydrogen or a conventional amino-protecting group, R2 is a straight or branched chain alkyl, alkenyl or alkynyl containing from 1 to 4 carbon atoms, and
is a quaternary ammonio group as described herein, and nontoxic pharmaceutically acceptable salts, physiologically hydrolyzable esters and solvates thereof, as well as processes for their preparation, are disclosed. The compounds in which R' is hydrogen are potent antibacterial agents.
式中的化合物
其中 R' 是氢或常规氨基保护基团,R2 是含有 1 至 4 个碳原子的直链或支链烷基、烯基或炔基,以及
是本文所述的季铵盐基团,本发明公开了其无毒的药学上可接受的盐、生理上可水解的酯和溶剂,以及其制备工艺。其中 R' 为氢的化合物是强效抗菌剂。