Benzoxazine derivatives as inhibitors of leukotrienes
申请人:Imperial Chemical Industries PLC
公开号:US05217969A1
公开(公告)日:1993-06-08
The invention concerns a bicyclic heterocyclic compound of the formula I ##STR1## wherein Q is an optionally substituted 10-membered bicyclic heterocyclic moiety containing 1 or 2 N's and a further O or S heteroatom; A.sup.1 is a direct link to X.sup.1 or (1-3C)alkylene; X.sup.1 is oxy, thio, sulphinyl, sulphonyl or imino; Ar is optionally substituted phenylene or pyridylene; R.sup.1 is (1-4C)alkyl, (3-4C)alkenyl or (3-4C)alkynyl; and R.sup.2 and R.sup.3 together form a group of the formula --A.sup.2 --X.sup.2 --A.sup.3 -- which, together with the carbon atom to which A.sup.2 and A.sup.3 are attached, defines a ring having 5 to 7 ring atoms, wherein each of A.sup.2 and A.sup.3 is (1-3C)alkylene and X.sup.2 is oxy, thio, sulphinyl or sulphonyl; or a pharmaceutically-acceptable salt thereof. The compounds of the invention are inhibitors of the enzyme 5-lipoxygenase.
Bicyclic pyran derivatives and their use as inhibitors of 5-lipoxygenase
申请人:ZENECA LIMITED
公开号:EP0462813A2
公开(公告)日:1991-12-27
The invention concerns a bicyclic heterocyclic compound of the formula I, or a pharmaceutically-acceptable salt thereof. The invention concerns also processes for the manufacture of a bibyclic heterocyclic compound of the formula I, or a pharmaceutically-acceptable salt thereof, and pharmaceutical compositions containing said compound. Also included in the invention is a method of treating various inflammatory or allergic diseases using a bibyclic heterocyclic compound of the formula I, or a pharmaceutically-acceptable salt thereof, and the use of such a compound in the production of a new medicament for such use.
本发明涉及一种式 I 的双环杂环化合物或其药学上可接受的盐。本发明还涉及式 I 双环杂环化合物或其药学上可接受的盐的生产工艺,以及含有所述化合物的药物组合物。本发明还包括使用式 I 的双环杂环化合物或其药学上可接受的盐治疗各种炎症或过敏性疾病的方法,以及使用这种化合物生产用于这种用途的新药物。