申请人:Wakunaga Pharmaceutical Co., Ltd.
公开号:US05994575A1
公开(公告)日:1999-11-30
Phenylenediamines represented by general formula (1): ##STR1## wherein R represents an alkyl group or an optionally substituted aralkyl group, X.sup.1 represents a hydrogen atom or a halogen atom, and X.sup.2 represents a halogen atom; salts thereof, and a process for preparing the same. The compounds are useful as intermediates for synthesis of pyridonecarboxylic acid derivatives useful as antibacterial agents.
通式(1)表示的苯二胺类化合物:##STR1## 其中,R代表烷基或可选择取代的芳基烷基,X.sup.1代表氢原子或卤素原子,X.sup.2代表卤素原子;其盐以及制备它们的方法。这些化合物可用作合成吡啶酮羧酸衍生物的中间体,这些衍生物可用作抗菌剂。