申请人:Fisons Limited
公开号:US04006245A1
公开(公告)日:1977-02-01
There are provided compounds of formula I, ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.7 may be the same or different, and are hydrogen, hydroxy, alkoxy, alkoxy substituted by phenyl, acyl, amino, acylamino, alkenyl, halogen, or alkyl, provided that at least one of R.sup.1, R.sup.2, R.sup.3 and R.sup.7 are other than hydrogen and hydroxy, Or an adjacent pair of R.sup.1, R.sup.2, R.sup.3 and R.sup.7 represent a chain --COCH=CH--O--, X is a hydrocarbon chain containing from 2 to 10 carbon atoms and optionally substituted by a hydroxy group, and E is a carboxy group or a tetrazole group, And pharmaceutically acceptable derivatives thereof. The compounds are indicated for use as antagonists of SRS-A.
提供了化合物I的公式,其中R.sup.1,R.sup.2,R.sup.3,R.sup.4,R.sup.5和R.sup.7可以相同也可以不同,且为氢,羟基,烷氧基,被苯基取代的烷氧基,酰基,
氨基,酰胺基,烯基,卤素或烷基,但至少有一个R.sup.1,R.sup.2,R.sup.3和R.sup.7不是氢或羟基,或者相邻的R.sup.1,R.sup.2,R.sup.3和R.sup.7表示链--COCH=CH--O--,X是含有2至10个碳原子的烃链,且可选地被羟基取代,E是羧基或
四唑基,以及其药学上可接受的衍
生物。这些化合物被用作SRS-A的拮抗剂。