申请人:Boehringer Mannheim GmbH
公开号:US04382943A1
公开(公告)日:1983-05-10
An aryl ether derivative of the formula ##STR1## in which A is an oxygen atom or an >N--R.sub.1 grouping, R.sub.1 is a hydrogen atom or a lower alkyl radical, B is an alkylene radical containing 2 to 4 carbon atoms, R.sub.2 and R.sub.3 each independently is a hydrogen or halogen atom, hydroxyl group or lower alkyl, lower alkoxy or lower alkanoyl radical, R.sub.4 is a hydrogen atom or an acyl radical, and n is an integer from 1 to 5, or a pharmacologically acceptable salt thereof, which possesses anti-allergic activity.
式为##STR1##的芳基醚衍生物,其中A是氧原子或一个>N--R.sub.1基团,R.sub.1是氢原子或一个较低的烷基基团,B是含有2至4个碳原子的烷基基团,R.sub.2和R.sub.3分别独立地是氢或卤素原子、羟基或较低的烷基、较低的烷氧基或较低的烷酰基基团,R.sub.4是氢原子或酰基基团,n是1至5的整数,或其药理学上可接受的盐,具有抗过敏活性。