申请人:ICI Americas Inc.
公开号:US04837235A1
公开(公告)日:1989-06-06
This invention provides a series of novel keto sulfones of formula I ##STR1## in which the group .dbd.A-- is selected from .dbd.C(Ra)-- and .dbd.N-- and the other radicals have the meanings defined in the following specification. The compounds of formula I are leukotriene antagonists. The invention also provides pharmaceutically acceptable salts of the formula I compounds; pharmaceutical compositions containing the formula I compound, or their salts, for use in the treatment of, for example, allergic or inflammatory diseases, or endotoxic or traumatic shock conditions; and processes for the manufacture of the formula I compounds, as well as intermediates for use in such manufacture.
本发明提供了一系列新型的公式I的酮磺酸盐化合物##STR1##其中,基团.dbd.A--从.dbd.C(Ra)--和.dbd.N--中选择,其他基团的含义在下文中定义。公式I化合物是白三烯拮抗剂。本发明还提供了公式I化合物的药学上可接受的盐;含有公式I化合物或其盐的药物组合物,用于治疗例如过敏性或炎症性疾病,或内毒素或创伤性休克病情;以及制造公式I化合物的过程,以及用于此类制造的中间体。