Spiropiperidine derivatives
    7.
    发明授权
    Spiropiperidine derivatives 失效
    螺哌啶衍生物

    公开(公告)号:US5114945A

    公开(公告)日:1992-05-19

    申请号:US315261

    申请日:1989-02-23

    摘要: Compounds are disclosed of formula (I) ##STR1## wherein R.sub.1 represents hydroxy, C.sub.1-6 alkyl, C.sub.1-6 hydroxyalkyl, C.sub.1-6 carboxyalkyl, phenyl, oxo, amino, carboxy, amido, --NR.sub.4 COR.sub.5 (where R.sub.4 and R.sub.5 both represent C.sub.1-6 alkyl), optionally substituted methylidene or, together with the carbon atom to which it is attached, R.sub.1 forms a 5 or 6-membered ring containing one or more heteroatoms;R.sub.2 and R.sub.3 are the same or different and are C.sub.1-6 alkyl or C.sub.3-6 alkenyl; or --NR.sub.2 R.sub.3 forms a 5-membered (optionally containing an oxygen atom adjacent to the nitrogen) or a 6-membered ring, which ring optionally contains one unit of unsaturation and which is unsubstituted or substituted by hydroxy, oxo, optionally substituted methylidene, --COR.sub.6 (where R.sub.6 represents C.sub.1-6 alkyl, OR, or --NHR, and R represents hydrogen, C.sub.1-6 alkyl, aryl, ar(C.sub.1-6)alkyl) or .dbd.NOR.sub.8 (where R.sub.8 represents C.sub.1-6 alkyl);X represents a direct bond, --CH.sub.2 -- or --CH.sub.2 0--;Ar represents a substituted phenyl moiety;and physiologically acceptable salts thereof.The compounds are indicated as useful for the treatment of pain and cerebral ischemia.Proccesses and intermediates for their preparation and pharmaceutical compositions containing them are also disclosed.

    摘要翻译: 公开了式(I)的化合物其中R 1表示羟基,C 1-6烷基,C 1-6羟基烷基,C 1-6羧基烷基,苯基,氧代,氨基,羧基,酰氨基,-NR 4 COR 5(其中R 4和 R5均表示C1-6烷基),任选取代的亚甲基,或与其连接的碳原子一起形成含有一个或多个杂原子的5或6元环; R2和R3相同或不同,为C1-6烷基或C3-6烯基; 或-NR 2 R 3形成5元(任选地含有与氮相邻的氧原子)或6元环,该环任选地含有一个不饱和单元,并且是未取代的或被羟基,氧代,任选取代的亚甲基取代的 - COR6(其中R6表示C1-6烷基,OR或-NHR,R表示氢,C1-6烷基,芳基,芳基(C1-6)烷基)或= NOR8(其中R8表示C1-6烷基); X表示直接键,-CH 2 - 或-CH 2 O-; Ar表示取代的苯基部分; 及其生理上可接受的盐。 这些化合物被指示用于治疗疼痛和脑缺血。 还公开了其制备方法和中间体以及含有它们的药物组合物。