申请人:Hisamitsu Pharmaceutical Co., Inc.
公开号:US04337270A1
公开(公告)日:1982-06-29
Novel anthranilic acid derivatives of the general formula: ##STR1## wherein X is a halogen atom, an alkoxyl group having 1-3 carbon atoms, an alkyl group having 1-3 carbon atoms or a nitro group, n is an integer of 1-2, Y is an alkoxyl group having 1-3 carbon atoms, m is an integer of 2-3, Z is --COCH.dbd.CH-- or --CO--, R.sub.1 is a hydrogen atom or an alkyl group having 1-4 carbon atoms, and pharmaceutically acceptable salts thereof, which derivatives and salts possess a strong antiallergic action and are thus useful as therapeutically active agents for diseases caused by allergies, such as asthma, hay fever, urticaria and atopic dermatitis; an antiallergic composition comprising the same; and a method of alleviating diseases caused by allergies using the same.
本发明涉及一类新型蒽醌甲酸衍生物,其通式为:##STR1## 其中X是卤素原子,具有1-3个碳原子的烷氧基,具有1-3个碳原子的烷基或硝基,n为1-2的整数,Y是具有1-3个碳原子的烷氧基,m为2-3的整数,Z是--COCH.dbd.CH--或--CO--,R.sub.1是氢原子或具有1-4个碳原子的烷基,以及其药学上可接受的盐。这些衍生物和盐具有强烈的抗过敏作用,因此可用作治疗由过敏引起的疾病的治疗活性剂,例如哮喘、花粉热、荨麻疹和特应性皮炎;包含它们的抗过敏组合物;以及使用它们缓解由过敏引起的疾病的方法。