申请人:Beecham Group p.l.c.
公开号:US05075300A1
公开(公告)日:1991-12-24
A compound of formula (I): ##STR1## or a tautomeric form thereof and/or a pharamaceutically acceptable salt thereof, and/or a pharmaceutically acceptable solvate thereof, wherein: A.sup.1 represents a substituted or unsubstituted aromatic heterocyclyl group; A.sup.2 represents a benzene ring having in total up to five substituents; X represents O, S or NR.sup.1 l wherein R.sup.1 represents a hydrogen atom, an alkyl group, an acyl group, an aralkyl group, wherein the aryl moiety may be substituted or unsubstituted, or a substituted or unsubstituted aryl group; Y represents O or S providing that Y does not represent O when X represents NR.sup.1 ; R.sup.2 and R.sup.3 each represent hydrogen, or R.sup.2 and R.sup.3 together represent a bond; and n represents an integer in the range of from 2 to 6; a process for preparing such a compound; a pharmaceutical composition comprising such a compound; and the use of such a compound and a composition in medicine.
式(I)的化合物:##STR1## 或其互变异构体和/或其药学上可接受的盐和/或药学上可接受的溶剂化物,其中:A.sup.1代表取代或未取代的芳香杂环基团;A.sup.2代表总共具有多达五个取代基的苯环;X代表O、S或NR.sup.1,其中R.sup.1代表氢原子、烷基、酰基、芳基烷基,其中芳基部分可以是取代或未取代的,或者是取代或未取代的芳基基团;Y代表O或S,条件是当X代表NR.sup.1时,Y不代表O;R.sup.2和R.sup.3各自代表氢,或者R.sup.2和R.sup.3一起代表键;n代表从2到6的整数;制备这种化合物的方法;包括这种化合物的药物组合物;以及在医学中使用这种化合物和组合物。