Leukotriene antagonists, their production and use and compositions containing them
申请人:MERCK FROSST CANADA INC.
公开号:EP0123543A1
公开(公告)日:1984-10-31
Compounds of the formula I:
and their pharmaceutically acceptable salts are leukotriene antagonists. These compounds inhibit SRS-A and leukotriene synthesis and are antagonists of SRS-A and are thus useful in the treatment of asthma, allergic disorders, inflammation, skin diseases and certain cardiovascular disorders. For this purpose they are made into pharmaceutical composition.
In the formula, and B are hydrogen or certain rings, X is O, S, SO, or SO2; Y is H, OH, =0, or OR2; n is 0,1 or 2;a,b and c are 0 to 5; R' is one of CH2OH, CHO, tetrazolyl, CN, certain phenolic heterocycles, certain esterfied carboxyls, hydroxymethyl ketone, and certain substituted carbamoyl and sul- fonylamino groups: and R2 and R' are H oralkyl orform a ring.
式 I.化合物及其药学上可接受的盐类是白三烯拮抗剂:
及其药学上可接受的盐类是白三烯拮抗剂。这些化合物可抑制 SRS-A 和白三烯的合成,是 SRS-A 的拮抗剂,因此可用于治疗哮喘、过敏性疾病、炎症、皮肤病和某些心血管疾病。为此,它们被制成药物组合物。
在式中,和 B 是氢或某些环,X 是 O、S、SO 或 SO2;Y 是 H、OH、=0 或 OR2;n 是 0、1 或 2;a、b 和 c 是 0 至 5;R'是 CH2OH、CHO、四唑基、CN、某些酚杂环、某些酯化羧基、羟甲基酮和某些取代的氨基甲酰基和磺酰氨基中的一种:R2 和 R' 是 H 或烷基或构成一个环。