Xanthine derivatives
    18.
    发明授权
    Xanthine derivatives 失效
    黄嘌呤衍生物

    公开(公告)号:US5336769A

    公开(公告)日:1994-08-09

    申请号:US18209

    申请日:1993-02-16

    CPC分类号: C07D473/04

    摘要: A xanthine derivative of the formula (I): ##STR1## wherein R.sup.1 represents substituted or unsubstituted lower alkyl, lower alkenyl, lower alkynyl, substituted or unsubstituted alicyclic alkyl, substituted or unsubstituted phenyl, or substituted or unsubstituted benzyl;R.sup.2 represents --(CH.sub.2).sub.m --X, wherein m is 2 or 3, and X is ##STR2## wherein a is NH, O or S, b and d are the same or different and are CH or N, and R.sup.3 is lower alkyl, substituted or unsubstituted alicyclic alkyl, or substituted or unsubstituted phenyl, or ##STR3## wherein e, g and h are the same or different and are CH or N, and R.sup.3 is the same as defined above;Q represents substituted or unsubstituted alicyclic alkyl, ##STR4## wherein R.sup.4 and R.sup.5 are the same or different and are substituted or unsubstituted alicyclic alkyl, ##STR5## wherein Y is single bond or alkylene; and n is 0 or 1, ##STR6## wherein K-M is --CH.sub.2 --CH.sub.2 --or --CH.dbd.CH--, and Y is the same as defined above, or ##STR7## wherein Y is the same as defined above; or a pharmacologically acceptable salt thereof is disclosed.This derivative has anti-dementia activity.

    摘要翻译: 式(I)的黄嘌呤衍生物:其中R1表示取代或未取代的低级烷基,低级烯基,低级炔基,取代或未取代的脂环族烷基,取代或未取代的苯基或取代或未取代的苄基; R 2表示 - (CH 2)m X,其中m为2或3,并且X为H,其中a为NH,O或S,b和d相同或不同,为CH或N,且R 3为低级烷基, 取代或未取代的脂环族烷基或取代或未取代的苯基,或其中e,g和h相同或不同,为CH或N,并且R 3与上述定义相同; Q表示取代或未取代的脂环族烷基,不同且为取代或未取代的脂环族烷基,其中Y为单键或亚烷基; 并且n为0或1,其中K-M为-CH 2 -CH 2 - 或-CH = CH-,Y为与上述定义相同的基团,或者其中Y与上述定义相同。 或其药理学上可接受的盐。 该衍生物具有抗痴呆活性。

    Antidepressants
    19.
    发明授权
    Antidepressants 失效
    抗抑郁药

    公开(公告)号:US5543415A

    公开(公告)日:1996-08-06

    申请号:US199142

    申请日:1994-02-25

    摘要: The present invention relates to an antidepressant containing as an active ingredient a xanthine derivative or a pharmaceutically acceptable salt thereof, the xanthine derivative being represented by Formula (I) : ##STR1## in which R.sup.1, R.sup.2, and R.sup.3 represent independently hydrogen, lower alkyl, lower alkenyl;R.sup.4 represents cycloalkyl, --(CH.sub.2).sub.n --R.sup.5 (in which R.sup.5 represents substituted or unsubstituted aryl or a substituted or unsubstituted heterocyclic group; and n is an integer of 0 to 4), or ##STR2## (in which Y.sup.1 and Y.sup.2 represent independently hydrogen, halogen or lower alkyl; and Z represents substituted or unsubstituted aryl, ##STR3## (in which R.sup.6 represents hydrogen, hydroxy, lower alkyl, lower alkoxy, halogen, nitro, or amino; and m represents an integer of 1 to 3), or a substituted or unsubstituted heterocyclic group);and X.sup.1 and X.sup.2 represent independently O or S.

    摘要翻译: PCT No.PCT / JP93 / 00931 Sec。 371日期1994年2月25日 102(e)1994年2月25日PCT PCT 1993年7月7日PCT公布。 第WO94 / 01114号公报 日本时间1994年1月20日本发明涉及含有作为活性成分的黄嘌呤衍生物或其药学上可接受的盐的抗抑郁药,黄嘌呤衍生物由式(I)表示:其中R1,R2, 并且R 3独立地表示氢,低级烷基,低级烯基; R 4表示环烷基, - (CH 2)n -R 5(其中R 5表示取代或未取代的芳基或取代或未取代的杂环基; n为0〜4的整数)或

    Xanthine derivatives
    20.
    发明授权
    Xanthine derivatives 失效
    黄嘌呤衍生物

    公开(公告)号:US5447933A

    公开(公告)日:1995-09-05

    申请号:US973959

    申请日:1992-11-09

    IPC分类号: C07D473/06 A61K31/52

    CPC分类号: C07D473/06

    摘要: A novel xanthine derivative of the formula (I): ##STR1## wherein one of R.sup.1 and R.sup.2 represents substituted or unsubstituted lower alkyl, lower alkenyl, lower alkynyl, substituted or unsubstituted alicyclic alkyl, substituted or unsubstituted phenyl, or substituted or unsubstituted benzyl; and the other represents--(CH.sub.2).sub.m --Xwherein m is 2 or 3, and X is amino substituted phenyl.Q represents ##STR2## (wherein R.sup.3 and R.sup.4 are the same or different and are substituted or unsubstituted alicyclic alkyl), ##STR3## or a pharmacologically accetable salt thereof is disclosed. This derivative has anti-dementia activity.

    摘要翻译: 式(I)的新颖的黄嘌呤衍生物:取代或未取代的低级烷基,低级烯基,低级炔基,取代或未取代的脂环族烷基,取代或未取代的苯基或取代或未取代的苄基; 另一个表示 - (CH 2)m -X,其中m为2或3,X为氨基取代的苯基。 Q代表不同的并且是取代或未取代的脂环族烷基),IMA或其药理学上可接受的盐。 该衍生物具有抗痴呆活性。