申请人:Fisons, Ltd.
公开号:US04133889A1
公开(公告)日:1979-01-09
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.dbd.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 5-tetrazolyl group, and pharmaceutically acceptable derivatives thereof. The compounds are indicated for use as antagonists of SRS-A.
提供了式子I的化合物,其中R.sup.1,R.sup.2,R.sup.3,R.sup.4,R.sup.5和R.sup.7可以相同或不同,分别为氢,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,或相邻的R.sup.1,R.sup.2,R.sup.3和R.sup.7表示一个链--COCH.dbd.CH--O--,X是含有2至10个碳原子的碳氢链,可选地被羟基取代,E是羧基或5-四唑基,并且其药物可接受的衍生物。这些化合物被用作SRS-A的拮抗剂。