Process for preparing analgesic compounds
    6.
    发明授权
    Process for preparing analgesic compounds 失效
    镇痛药化合物的制备方法

    公开(公告)号:US5756730A

    公开(公告)日:1998-05-26

    申请号:US789941

    申请日:1997-01-28

    摘要: A process for preparing a compound of the formula (I) ##STR1## in which, R.sup.1 and R.sup.2 are the same or different and each is hydrogen or C.sub.1 -C.sub.6 alkyl, or R.sup.1 and R.sup.2 together with the nitrogen atom to which they are attached form a heterocyclic ring which is unsubstituted or substituted and is a 5-membered or 6-membered N-heterocycle which optionally has a further heteroatom which is oxygen, nitrogen or sulfur; E is methylene; ring A is a unsubstituted or unsubstituted aryl ring, or a substituted or an unsubstituted heteroaryl ring; R.sup.3 is a C.sub.1 -C.sub.6 alkyl and R.sup.4 is hydrogen, or R.sup.3 and R.sup.4 together are a group of the formula --(CR.sup.a R.sup.b).sub.m --C(.dbd.Y)-- (IV), wherein each of R.sup.a and R.sup.b is hydrogen or C.sub.1 -C.sub.3 alkyl, provided that there are not more than three alkyl groups in the formula (IV), m is 1, 2, or 3, and Y is two hydrogens or an oxygen; or a pharmaceutically acceptable salt thereof; which process comprises reacting an acid of the formula (II) ##STR2## with an amine of the following formula (III) ##STR3##

    摘要翻译: 制备式(I)化合物(Ⅰ)的方法,其中R 1和R 2相同或不同,各自为氢或C 1 -C 6烷基,或者R 1和R 2与其中的氮原子一起 它们连接形成未取代或取代的杂环,并且是任选具有另外的氧,氮或硫杂原子的5元或6元N-杂环; E是亚甲基; 环A是未取代或未取代的芳基环,或取代或未取代的杂芳基环; R3是C1-C6烷基,R4是氢,R3和R4一起是式 - (CRaRb)mC(= Y) - (IV)的基团,其中R a和R b分别是氢或C 1 -C 3烷基 条件是式(Ⅳ)中不超过三个烷基,m为1,2或3,Y为2个氢或氧; 或其药学上可接受的盐; 该方法包括使式(II)的酸(II)与下式(III)的胺反应:(III)

    Optically active thiomorpholine derivatives
    7.
    发明授权
    Optically active thiomorpholine derivatives 失效
    光学活性硫代吗啉衍生物

    公开(公告)号:US5679674A

    公开(公告)日:1997-10-21

    申请号:US387897

    申请日:1995-02-22

    CPC分类号: C07D279/12

    摘要: Optically active carboxamide derivatives having analgesic activity and being useful as an analgesic agent. The compounds have a general formula: ##STR1## (in the above formula, R.sup.1 represents a hydrogen or halogen atom; R.sup.2 represents a halogen atom; R.sup.3 represents a pyrrolidino or piperidino group; Y represents a methylene or carbonyl group; and n is an integer of 1 or 2) and pharmacologically acceptable salts thereof.

    摘要翻译: PCT No.PCT / JP93 / 01210 Sec。 371日期1995年2月22日 102(e)1995年2月22日PCT PCT 1993年8月27日PCT公布。 公开号WO94 / 05646 日期:1994年3月17日具有止痛活性的光学活性羧酰胺衍生物,可用作止痛剂。 该化合物具有以下通式:(I)(在上式中,R 1表示氢或卤原子; R 2表示卤素原子; R 3表示吡咯烷子基或哌啶子基; Y表示亚甲基或羰基; n为1或2的整数)及其药理学上可接受的盐。

    Process for preparing analgesic compounds
    8.
    发明授权
    Process for preparing analgesic compounds 失效
    镇痛药化合物的制备方法

    公开(公告)号:US5656758A

    公开(公告)日:1997-08-12

    申请号:US409865

    申请日:1995-03-24

    摘要: A process for preparing a compound of the formula (I): ##STR1## in which, R.sup.1 and R.sup.2 each represents hydrogen or C.sub.1 -C.sub.6 alkyl, or R.sup.1 and R.sup.2 together with the nitrogen atom to which they are attached form a heterocycle; E represents methylene, sulfur, oxygen or imino group optionally substituted with C.sub.1 -C.sub.6 alkyl or aralkyl; ring A is aryl or heteroaryl ring, optionally substituted; R.sup.3 is hydrogen or C.sub.1 -C.sub.6 alkyl and R.sup.4 is hydrogen or R.sup.3 and R.sup.4 together represent a group of formula (IV):--(CR.sup.a R.sup.a).sub.m --C(.dbd.Y)-- (IV)(wherein R.sup.a and R.sup.a is C.sub.1 -C.sub.6 alkyl or hydrogen, up to a maximum of 3 alkyl groups, m is 1, 2, or 3, and Y is two hydrogens or oxygen); provided that when E represents a methylene group, then R.sup.3 is a C.sub.1 -C.sub.6 alkyl group or R.sup.3 and R.sup.4 together represent a group of the formula (IV), which comprises reacting an acid of the formula ##STR2## with an amine of the formula ##STR3##

    摘要翻译: 制备式(I)化合物的方法:其中R 1和R 2各自表示氢或C 1 -C 6烷基,或者R 1和R 2与它们所连接的氮原子一起形成式 杂环 E表示任选被C 1 -C 6烷基或芳烷基取代的亚甲基,硫,氧或亚氨基; 环A是任选取代的芳基或杂芳基环; R 3是氢或C 1 -C 6烷基,R 4是氢或R 3和R 4一起表示式(Ⅳ)的基团: - (CR a R a)m C(= Y) - (Ⅳ)(其中R a和R a是C 1 -C 6烷基或 氢,最多3个烷基,m为1,2或3,Y为2个氢或氧); 条件是当E表示亚甲基时,R 3是C 1 -C 6烷基,或者R 3和R 4一起代表式(Ⅳ)的基团,其包括使式ⅩⅧ的酸与式

    Analgesic compounds, their preparation, and pharmaceutical compositions
containing them
    10.
    发明授权
    Analgesic compounds, their preparation, and pharmaceutical compositions containing them 失效
    止痛化合物,它们的制备和含有它们的药物组合物

    公开(公告)号:US5512567A

    公开(公告)日:1996-04-30

    申请号:US373469

    申请日:1995-01-17

    摘要: Analgesic compounds of the formula (I); ##STR1## in which, R.sup.1 and R.sup.2 each represents hydrogen or C.sub.1 -C.sub.6 alkyl, or R.sup.1 and R.sup.2 together with the nitrogen atom to which they are attached form a heterocycle; E represents oxygen or an imino group optionally substituted with C.sub.1 -C.sub.6 alkyl or aralkyl; ring A is an aryl or heteroaryl ring, optionally substituted; R.sup.3 is hydrogen or C.sub.1 -C.sub.6 alkyl and R.sup.4 is hydrogen or R.sup.3 and R.sup.4 together represent a group of formula (IV):--(CR.sup.a R.sup.a).sub.m --C(.dbd.Y)-- (IV)wherein R.sup.a and R.sup.a is C.sub.1 -C.sub.6 alkyl or hydrogen, up to a maximum of 3 alkyl groups, m is 1, 2, or 3, and Y is two hydrogens or oxygen; provided that when E represents a methylene group, then R.sup.3 is a C.sub.1 -C.sub.6 alkyl group or R.sup.3 and R.sup.4 together represent a group of the formula (IV).

    摘要翻译: 式(I)的止痛化合物; (I)其中,R 1和R 2各自表示氢或C 1 -C 6烷基,或者R 1和R 2与它们所连接的氮原子一起形成杂环; E表示氧或任选被C 1 -C 6烷基或芳烷基取代的亚氨基; 环A是任选取代的芳基或杂芳基环; R3是氢或C1-C6烷基,R4是氢或R3和R4一起代表式(Ⅳ)的基团: - (CRaRa)mC(= Y) - (Ⅳ)其中Ra和Ra是C1-C6烷基或氢 ,最多3个烷基,m为1,2或3,Y为2个氢或氧; 条件是当E表示亚甲基时,则R 3是C 1 -C 6烷基或R 3和R 4一起表示式(Ⅳ)的基团。