申请人:Takeda Chemical Industries, Ltd.
公开号:US04013763A1
公开(公告)日:1977-03-22
A novel heterocyclic compound of the general formula: ##STR1## wherein R.sup.1 represents hydrogen atom or a hydrocarbon residue; R.sup.2 represents hydrogen atom or a lower alkyl group; Py represents a pyridyl group; Y represents an ethylene or a trimethylene group which may have lower alkyl group as substituent; Z represents oxygen atom, sulfur atom or --NH-- groups; and the ring A is either unsubstituted or substituted by a halogen atom, nitro, alkyl, alkoxy or trifluoromethyl group, is found to be useful as medicine in human and animal therapy, as these compounds act on the central nervous system, as, for example, muscle relaxants, anticonvulsants, sedatives, minor tranquilizers, etc.
一种新的杂环化合物的一般式为:##STR1## 其中R1代表氢原子或烃基残基;R2代表氢原子或较低的烷基基团;Py代表吡啶基团;Y代表乙烯基或三亚甲基基团,可以有较低的烷基基团作为取代基;Z代表氧原子、硫原子或-NH-基团;环A未取代或由卤原子、硝基、烷基、烷氧基或三氟甲基基团取代,被发现在人类和动物治疗中作为药物有用,因为这些化合物作用于中枢神经系统,例如肌肉松弛剂、抗惊厥药、镇静剂、轻度镇静剂等。