申请人:Mitsubishi Chemical Industries Limited
公开号:US04695568A1
公开(公告)日:1987-09-22
This invention relates novel thieno[2,3-d]pyrimidine derivatives represented by the following general formula (I): ##STR1## or salts thereof; wherein R.sup.1 and R.sup.2 independently represent hydrogen, halogen or alkyl group having 1 to 6 carbon atoms; or R.sup.1 and R.sup.2 may concatenate to form a cycloalkylene group having 5 or 6 ring carbon atoms; R.sup.3 and R.sup.4 independently represent hydrogen or alkyl group having 1 to 6 carbon atoms; R.sup.5 represents a member selected from (1) hydrogen or alkyl having 1 to 6 carbon atoms, (2) ##STR2## in which m is an integer of from 1 to 3 and X represents halogen, or (3) ##STR3## in which R.sup.6 represents alkyl group having 1 to 6 carbon atoms; Ar represents substituted or unsubstituted phenyl, or 2- or 3-thienyl group; and n is 2 or 3. The derivatives of the invention can be used in the treatment of the various depression disease or the higher dysfunction of the brain.
这项发明涉及由以下一般式(I)表示的新型噻吩[2,3-d]嘧啶衍生物:其中R.sup.1和R.sup.2独立地表示氢、卤素或具有1至6个碳原子的烷基基团;或R.sup.1和R.sup.2可以连接形成具有5或6个环碳原子的环烷基基团;R.sup.3和R.sup.4独立地表示氢或具有1至6个碳原子的烷基基团;R.sup.5表示从以下成员中选择的一种:(1)氢或具有1至6个碳原子的烷基,(2)其中m是1至3的整数,X表示卤素,或(3)其中R.sup.6表示具有1至6个碳原子的烷基基团;Ar表示取代或未取代的苯基,或2-或3-噻吩基团;n为2或3。该发明的衍生物可用于治疗各种抑郁症或大脑功能障碍。