Compounds of formula (1), wherein X is CH or N; Z is CH.dbd.CH or S; A is CH.sub.2 CH.sub.2, CH.dbd.CH, CH(OH)CH.sub.2, or COCH.sub.2 ; B is a direct link or --CH.sub.2 --, --CH(CH.sub.3)-- or --C(CH.sub.3).sub.2 --; or when Z is CH.dbd.CH, B may form a cyclopentane ring fused to the attached benzene ring; Y completes a fused benzo or thienyl ring which is optionally substituted by halo or C.sub.1 -C.sub.4 alkyl; n is 0, 1 or 2; and m is 0 or 1; are antagonists of both PAF and histamine H.sub.1 having utility in the treatment of allergic inflammatory conditions such as allergic rhinitis.
公式(1)的化合物,其中X为CH或N; Z为CH.dbd.CH或S; A为CH.sub.2 CH.sub.2,CH.dbd.CH,CH(OH)CH.sub.2或COCH.sub.2; B为直接连接或--CH.sub.2 --,--CH(CH.sub.3)--或--C(CH.sub.3).sub.2 --; 当Z为CH.dbd.CH时,B可以形成与连接的苯环融合的
环戊烷环; Y完成了一个融合的苯并或
噻吩基环,可以选择性地被卤素或C.sub.1-C.sub.4烷基取代; n为0、1或2; m为0或1; 是PAF和
组胺H.sub.1的拮抗剂,可用于治疗过敏性炎症疾病,如过敏性鼻炎。