申请人:Fisons Limited
公开号:US04029802A1
公开(公告)日:1977-06-14
There are described compounds of formula I, ##STR1## and pharmaceutically acceptable derivatives thereof, in which R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are the same or are different and each is a hydrogen or halogen atom or an alkyl, hydroxy, alkoxy, or substituted alkyl or alkoxy group, (for example a hydroxy-alkoxy, alkoxyalkoxy or carboxyalkoxy group), and X is a saturated or unsaturated, substituted or unsubstituted, straight or branched hydrocarbon chain which may be interrupted by a carbocyclic or heterocyclic ring, or by one or more oxygen atoms or carbonyl groups. There are also described processes for making the compounds and pharmaceutical compositions, for the treatment of asthma, containing the compounds.
本文描述了式子I的化合物,##STR1##以及其药学上可接受的衍生物。其中,R.sup.1,R.sup.2,R.sup.3,R.sup.4,R.sup.5和R.sup.6相同或不同,每个都是氢原子或卤素原子或烷基,羟基,烷氧基或取代烷基或烷氧基(例如羟基-烷氧基,烷氧基-烷氧基或羧基烷氧基)的基团,而X是饱和或不饱和,取代或未取代,直链或支链的碳氢链,可以被碳环或杂环环所中断,或者被一个或多个氧原子或羰基所中断。此外,还描述了制备这些化合物的过程以及含有这些化合物的用于治疗哮喘的制药组合物。