申请人:Fisons plc
公开号:US04900751A1
公开(公告)日:1990-02-13
Compounds of formula I, ##STR1## in which A is a 5 or 6 membered, fully unsaturated, carbocyclic or heterocyclic ring, B is a 5 or 6 membered, fully unsaturated, nitrogen containing heterocyclic ring, X is NR.sub.19, O or S, R.sub.19 is hydrogen or alkyl optionally substituted by --OCOR, n is 0 or 1, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8, R.sub.9 and R.sub.10 have various significances, R.sub.1 and R.sub.2, are hydrogen or alkyl or together with the ring carbon atoms to which they are attached, form a benzene or pyridine ring, which ring carries substituents R.sub.15, R.sub.16, R.sub.17 and R.sub.18, R.sub.15, R.sub.16, R.sub.17 and R.sub.18, have various significances, with certain provisos are described. Processes for making the compounds and pharmaceutical formulations containing them, e.g. for the treatment of conditions including excess gastric acid secretion, are also described.
化合物的化学式为I,##STR1## 其中A是一个5或6成员的,完全不饱和的,碳环或杂环,B是一个5或6成员的,完全不饱和的,含氮的杂环,X是NR.sub.19,O或S,R.sub.19是氢或烷基,可以选择地被--OCOR取代,n为0或1,R.sub.3,R.sub.4,R.sub.5,R.sub.6,R.sub.7,R.sub.8,R.sub.9和R.sub.10具有不同的含义,R.sub.1和R.sub.2是氢或烷基,或者与它们连接的环碳原子一起形成苯或吡啶环,该环带有取代基R.sub.15,R.sub.16,R.sub.17和R.sub.18,R.sub.15,R.sub.16,R.sub.17和R.sub.18具有不同的含义,在特定条件下描述。还描述了制备这些化合物和含有它们的药物配方的方法,例如用于治疗包括胃酸过多等病症。