Aryl alkenoic acid derivatives, and physiologically acceptable salts thereof, are provided which are potent leukotriene antagonists and may be used for the treatment of circulatory diseases and preferably for respiratory diseases such as asthma. The derivatives have a general formula I ##STR1## in which X is --S--, W is CH.dbd.CH; o is 1 to 4; n is 2 to 6; m is 0 to 2; T and Z, same or different, represent oxygen or a direct bond; R.sup.2 and R.sup.3, represent hydrogen, or fluorine; A represents carboxyl, CO.sub.2 R.sub.4.sup.4, wherein R.sup.4 is lower alkyl R is ##STR2## wherein Y represents carboxyl, CO.sub.2 R.sup.4, wherein R.sup.4 is lower alkyl R.sup.7 and R.sup.8, same or different, represent H or lower alkyl; R.sup.9 represents --OH, --O-alkyl, NH.sub.2 or a NHCH.sub.2 CO.sub.2 H group; and R.sup.10 R3 is H.
提供了芳基烯酸衍
生物及其生理上可接受的盐,它们是有效的
白三烯拮抗剂,可用于治疗循环系统疾病,尤其是呼吸系统疾病,如哮喘。该衍
生物具有通式I
其中,X为--S--,W为CH=CH,o为1至4,n为2至6,m为0至2,T和Z相同或不同,表示氧或直接键,R2和R3表示氢或
氟,A表示羧基,CO2R4,其中R4为低级烷基,R为
其中,Y表示羧基,CO2R4,其中R4为低级烷基,R7和R8相同或不同,表示H或低级烷基,R9表示--OH,--O-烷基,NH2或NHCH2CO2H基团,R10为H。