申请人:Suntory Limited
公开号:US06051569A1
公开(公告)日:2000-04-18
A carbapenem derivative represented by the following formula (I), ##STR1## wherein R.sub.1 represents a hydrogen atom, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group, R.sub.2 indicates a hydrogen atom or a protective group for a carboxyl group, and R.sub.3 is a methyl group or an ethyl group; or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising this carbapenem derivative or a salt thereof as an active ingredient. The carbapenem derivative exhibits a wide and strong antimicrobial activity, particularly a strong antimicrobial activity against MRSA. An intermediate compound for preparing the carbapenem derivative is also disclosed.
由以下公式(I)表示的一种头孢烯衍生物,其中R.sub.1代表氢原子、取代或未取代芳基或取代或未取代杂环基,R.sub.2表示氢原子或羧基的保护基团,R.sub.3是甲基或乙基基团;或其药学上可接受的盐,以及包含该头孢烯衍生物或其盐作为活性成分的药物组合物。该头孢烯衍生物表现出广泛且强大的抗微生物活性,特别是对MRSA具有强大的抗微生物活性。还公开了用于制备该头孢烯衍生物的中间化合物。