Benzothiazolinone derivatives, their production and pharmaceutical composition
申请人:Fujisawa Astra Ltd.
公开号:EP0288973A2
公开(公告)日:1988-11-02
Benzothiazolone derivatives represented by the formula:
in which X is halogen, A is alkylene and R is alkoxy, amino, substituted amino, carboxyalkyl or carboxyalkylene, which are useful as antiallergic or antiinflammatory agents.