申请人:MEIJI SEIKA KAISHA LTD.
公开号:EP0834512A1
公开(公告)日:1998-04-08
Tricyclic benzazepine compounds represented by the following formula (I) and pharmacologically acceptable salts thereof are disclosed. These compounds have antiallergic activity and are useful for treatment and prevention of bronchial asthma, eczema, hives, allergic gastrointestinal troubles, allergic rhinitis, allergic conjunctivitis, etc.
wherein R represents a hydrogen atom, substituted C1-6 alkyl or a protective group and R1, R2, R3, and R4 represent a hydrogen atom, a hydroxyl group, substituted C1-4 alkyl, substituted C2-12 alkenyl, substituted C1-12 alkoxy, or substituted amino.
本发明公开了由下式(I)代表的三环苯并氮杂卓化合物及其药理学上可接受的盐类。这些化合物具有抗过敏活性,可用于治疗和预防支气管哮喘、湿疹、荨麻疹、过敏性胃肠道疾病、过敏性鼻炎、过敏性结膜炎等。
其中 R 代表氢原子、取代的 C1-6 烷基或保护基,R1、R2、R3 和 R4 代表氢原子、羟基、取代的 C1-4 烷基、取代的 C2-12 烯基、取代的 C1-12 烷氧基或取代的氨基。