申请人:——
公开号:US05665747A1
公开(公告)日:1997-09-09
The present invention relates to novel heterocyclic compounds having the general formula (1) ##STR1## wherein: X.sub.1 and X.sub.2 are independently O, S or Se; Y.sub.1 and Y.sub.2 are independently C or N with the proviso that at least one of Y.sub.1 and Y.sub.2 is N; Y.sub.3 and Y.sub.4 are independently C or N with the proviso that at least one of Y.sub.3 and Y.sub.4 is N; R.sub.1 and R.sub.2 each represent one or more groups independently selected from H, lower alkyl, lower alkoxy-lower alkyl, hydroxy-lower alkyl, lower acyloxy-lower alkyl or CF.sub.3 ; and A is ##STR2## geometrical and optical isomers and racemates thereof where such isomers exist, as well as pharmaceutically acceptable acid addition salts thereof and solvates thereof; having therapeutic activity, processes and intermediates for their preparation, pharmaceutical formulations containing said compounds and the medicinal use of said compounds.
本发明涉及具有通式(1)的新型杂环化合物
其中:X₁和X₂分别独立地为O、S或Se;Y₁和Y₂分别独立地为C或N,但至少其中一个为N;Y₃和Y₄分别独立地为C或N,但至少其中一个为N;R₁和R₂分别代表一个或多个从H、较低烷基、较低烷氧基-较低烷基、羟基-较低烷基、较低酰氧基-较低烷基或CF₃中独立选择的基团;以及A为
它们的几何和光学异构体和盐酸盐以及溶剂化合物,其具有治疗活性,以及其制备的过程和中间体,含有所述化合物的药物配方和所述化合物的药用。