申请人:Yamanouchi Pharmaceutical Co., Ltd.
公开号:US04719207A1
公开(公告)日:1988-01-12
Substituted azetidinone compounds are provided which have the formula: ##STR1## wherein one of R.sup.1 and R.sup.2 represents a substituted lower alkyl group, an azido group, an amino group, a lower acylamino group, a mercapto group or a lower alkylthio group and the other represents a hydrogen group, or, both represent hydrogen atoms or lower alkyl groups; R.sup.3 represents a hydrogen atom or a group shown by formula: ##STR2## (wherein X represents ##STR3## (wherein R.sup.5 represents a hydrogen atom or a lower alkyl group) and Y represents a hydroxy group, a lower alkoxy group, an amino group, a mono- or di-lower alkylamino group); R.sup.4 represents a hydrogen atom, a substituted or unsubstituted lower alkyl group or a group shown by formula: --CH.sub.2 CO--A (wherein A represents an amino group or a group shown by formula: ##STR4## (wherein X and Y are as defined above), provided that when R.sup.1 and R.sup.2 are both hydrogen atoms, at least R.sup.4 represents a group other than a hydrogen atom and provided that either R.sup.3 or R.sup.4 represents a group other than a hydrogen atom. The compounds have strong CNS action.
提供了具有以下结构式的替代氮杂环丙酮化合物:其中R.sup.1和R.sup.2中的一个代表取代的较低烷基基团、偶氮基、氨基、较低酰胺基团、巯基或较低烷基硫基团,另一个代表氢基,或者两者代表氢原子或较低烷基基团;R.sup.3代表氢原子或由下式表示的基团:(其中X代表(其中R.sup.5代表氢原子或较低烷基基团) ,Y代表羟基、较低烷氧基、氨基、一或二个较低烷基氨基基团);R.sup.4代表氢原子、取代或未取代的较低烷基基团或由下式表示的基团:--CH.sub.2 CO--A (其中A代表氨基或由下式表示的基团:(其中X和Y如上定义),但是当R.sup.1和R.sup.2都是氢原子时,至少R.sup.4代表除氢原子外的基团,并且R.sup.3或R.sup.4中的任一者代表除氢原子外的基团。这些化合物具有强大的中枢神经系统作用。