Disclosed are 2-(syn)-hydroxyimino-acetamide derivatives of the formula: ##STR1## wherein Y is hydrogen, hydroxyl, an acyloxy, carbamoyloxy, a quaternary ammonium or a nitrogen-containing heterocyclic ring-substituted thio group; or pharmaceutically acceptable salts or esters thereof are useful as antibacterial agents. Also disclosed are processes for producing them.
公开了式子为:##STR1## 的2-(syn)-羟
肟乙酰胺衍
生物,其中Y为氢、羟基、酰氧基、
氨基甲酰氧基、季
铵或含氮杂环取代的
硫基;或其药学上可接受的盐或酯,作为抗菌剂有用。同时公开了制备它们的方法。