申请人:Merck & Co., Inc.
公开号:US04269873A1
公开(公告)日:1981-05-26
Disclosed are 2-, 5- and 6-substituted-1-carbadethiapen-2-em-3-carboxylic acids having the structure: ##STR1## wherein R.sup.6, R.sup.7, R.sup.8 and R.sup.9 are, inter alia, independently selected from the group consisting of hydrogen, (R.sup.9 is not hydrogen), alkyl, alkenyl, aryl and aralkyl. Such compounds, as well as their pharmaceutically acceptable salt, ester and amide derivatives, are useful as antibiotics. Also disclosed are processes for the preparation of such compounds and methods of treatment comprising administering such compounds and compositions when an antibiotic effect is indicated.
本发明涉及具有以下结构的2-, 5-和6-取代的1-卡巴德硫代戊烯-2-烯-3-羧酸:##STR1## 其中R.sup.6,R.sup.7,R.sup.8和R.sup.9是独立选择自氢,(R.sup.9不是氢),烷基,烯基,芳基和芳烷基等基团的。这些化合物及其药学上可接受的盐,酯和酰胺衍生物,可用作抗生素。本发明还涉及制备这些化合物的方法以及在需要抗生素效果时,通过给予这些化合物和组合物的治疗方法。