Hydronaphtho[2,3-c]furan derivatives and process for the preparation thereof
    1.
    发明授权
    Hydronaphtho[2,3-c]furan derivatives and process for the preparation thereof 失效
    氢萘并[2,3-c]呋喃衍生物及其制备方法

    公开(公告)号:US06392059B1

    公开(公告)日:2002-05-21

    申请号:US09856462

    申请日:2001-06-07

    IPC分类号: C07D30792

    CPC分类号: C07D307/92 C07D493/08

    摘要: Intermediates for the preparation of himbacine exhibiting muscarinic M2 receptor antagonism, which are hydronaphtho[2,3-c]furan derivatives represented by general formula (1) or intermediates for the preparation thereof: wherein R1 is lower alkyl or aralky; R2 is hydrogen, lower alkyl or aralkyl; R3 and R4 together represent oxygen or methylene, or alternatively R4 is hydroxyl, lower alkoxy, aralkyloxy or lower acyloxy, with R3 being hydrogen; R5 and R6 together represent oxygen, or alternatively R6 is hydroxyl, lower alkxy, aralkyloxy or lower acyloxy, with R5 being hydrogen; and either of the broken lines is a single bond and the other thereof is a double bond, or alternatively both are single bonds.

    摘要翻译: 用于制备表现出毒蕈碱M2受体拮抗作用的烟草碱的中间体,它们是由通式(1)表示的氢萘并[2,3-c]呋喃衍生物或其制备中间体:其中R1是低级烷基或芳烷基; R2是氢,低级烷基或芳烷基; R3和R4一起代表氧或亚甲基,或者R4是羟基,低级烷氧基,芳烷氧基或低级酰氧基,R3是氢; R5和R6一起代表氧,或者R6是羟基,低级烷氧基,芳烷氧基或低级酰氧基,R5是氢; 并且任一条虚线是单键,另一条是双键,或者两者都是单键。

    Imidazolidinone derivatives, their acid adducts and therapeutic drugs
for senile dementia
    3.
    发明授权
    Imidazolidinone derivatives, their acid adducts and therapeutic drugs for senile dementia 失效
    咪唑啉酮衍生物,它们的酸加成物和用于老年痴呆的治疗药物

    公开(公告)号:US5789425A

    公开(公告)日:1998-08-04

    申请号:US612829

    申请日:1996-03-15

    CPC分类号: C07D401/04 C07D405/14

    摘要: Imidazolidinone derivatives represented by a following general formula (1) or pharmacologically permissible acid addition salts with cholinergic activity (muscarine M.sub.1 activity) provide compounds useful for the therapy of senile dementia. ##STR1## (wherein R denotes a lower alkyl group which may be substituted by halogen, or the like, R.sup.1 and R.sup.2 denote identically or differently hydrogen atoms or lower alkyl groups, R.sup.3 denotes a formula ##STR2## (wherein R.sup.4 denotes a lower alkyl group which may be substituted by halogen, or the like, q denotes 0 to 3, and R.sup.5 denotes a hydrogen atom or the like), m and n denote 0 to 3, p denotes 1 to 3, and X denotes an oxygen atom or sulfur atom).

    摘要翻译: PCT No.PCT / JP94 / 01506 Sec。 371日期:1996年3月15日 102(e)1996年3月15日PCT 1994年9月12日PCT PCT。 公开号WO95 / 07906 日期:1995年3月23日由以下通式(1)表示的咪唑烷酮衍生物或具有胆碱能活性的药理学允许的酸加成盐(毒蕈碱M1活性)提供可用于治疗老年痴呆的化合物。 (1)(其中R表示可被卤素取代的低级烷基等,R 1和R 2表示相同或不同的氢原子或低级烷基,R 3表示下式:其中R 4表示 可以被卤素取代的低级烷基等,q表示0〜3,R5表示氢原子等),m表示0〜3,p表示1〜3,X表示 氧原子或硫原子)。