Piperidine derivatives and pharmaceutical compositions containing them
    12.
    发明授权
    Piperidine derivatives and pharmaceutical compositions containing them 失效
    哌啶衍生物和含有它们的药物组合物

    公开(公告)号:US4551465A

    公开(公告)日:1985-11-05

    申请号:US565902

    申请日:1983-12-27

    CPC classification number: C07D295/088

    Abstract: The invention relates to new piperidine derivatives of the formula (I) ##STR1## wherein R.sub.1 is halogen, trihalomethyl, alkyl having from one to 4 carbon atoms or alkoxy having from one to 4 carbon atoms; andR.sub.2 is hydrogen or alkyl having from one to 4 carbon atoms, and acid addition and quaternary ammonium salts thereof. According to another aspect of the invention there are provided processes for the preparation of these compounds. The compounds of the formula (I) are pharmacologically active. In particular, they inhibit the microsomal monooxigenase enzyme system of the liver. Pharmaceutical compositions containing them as active ingredient are also within the scope of the invention.

    Abstract translation: 本发明涉及式(I)的新的哌啶衍生物:其中R 1是卤素,三卤代甲基,具有1至4个碳原子的烷基或具有1至4个碳原子的烷氧基; 并且R 2为氢或具有1至4个碳原子的烷基,及其酸加成盐和季铵盐。 根据本发明的另一方面,提供了这些化合物的制备方法。 式(I)的化合物具有药理活性。 特别地,它们抑制肝脏的微粒体单致原子酶系统。 含有它们作为活性成分的药物组合物也在本发明的范围内。

    N-methyl substituted piperazino nitrobenzophenones and a process for the
preparation thereof
    17.
    发明授权
    N-methyl substituted piperazino nitrobenzophenones and a process for the preparation thereof 失效
    N-甲基取代的哌嗪子基硝基二苯甲酮及其制备方法

    公开(公告)号:US3975390A

    公开(公告)日:1976-08-17

    申请号:US603854

    申请日:1975-08-12

    CPC classification number: C07D295/10 Y10S514/916

    Abstract: New compounds of the general formula (I), ##SPC1##whereinR.sub.1 and R.sub.2 each stand for a saturated or unsaturated, straight-chained or branched alkyl group, an aralkyl group, a saturated or unsaturated cycloalkyl group or an aryl group, orR.sub.1 and R.sub.2 together with the adjacent nitrogen atom may form an optionally substituted heterocyclic group optionally containing a further oxygen or nitrogen hetero atom,But if R.sub.1 stands for methyl, R.sub.2 may only stand for a group other than methyl,Are prepared by reacting a compound of the general formula (II), ##SPC2##wherein X stands for halogen, with a secondary amine of the general formula (III),r.sub.1 --nh--r.sub.2 (iii)wherein R.sub.1 and R.sub.2 each have the same meanings as defined above.The new compounds of the general formula (I), as well as their pharmaceutical acceptable acid addition salts or quaternary ammonium salts are active primarily in the induction of liver microsomal enzyme, but they also possess antipyretic activity.

    Abstract translation: 通式(I)的新化合物,其中R 1和R 2各自表示饱和或不饱和的直链或支链烷基,芳烷基,饱和或不饱和环烷基或芳基,或R 1和R 2一起 相邻的氮原子可以形成任选地含有另外的氧或氮杂原子的任选取代的杂环基团,但是,R 1代表甲基,R 2可以仅代表甲基以外的基团,ARE通过反应通用化合物 (II),其中X代表卤素,具有通式(III)的仲胺,R1-NH-R2(III)其中R1和R2各自具有与上述相同的含义。

    1,4-Disubstituted piperazines having dopaminergic activity
    20.
    发明授权
    1,4-Disubstituted piperazines having dopaminergic activity 失效
    具有多巴胺能活性的1,4-二取代哌嗪

    公开(公告)号:US4874765A

    公开(公告)日:1989-10-17

    申请号:US41206

    申请日:1987-04-22

    CPC classification number: C07D295/185 C07D295/088

    Abstract: The invention relates to novel 1,4-disubstituted piperazine derivatives of the general formula (I), pharmaceutically acceptable acid addition and quaternary ammonium salts thereof, pharmaceutical compositions containing them and a process for their preparation. In the general formula (I) ##STR1## R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are the same or different and stand for hydrogen or halogen or a trihalomethyl, lower alkyl, lower alkoxy, nitro, hydroxyl, aralkyloxy or an 1-(2-propenyl-4-piperazinyl) group;R.sub.5 stands for hydrogen or a C.sub.1-4 alkyl group;R.sub.6 represents a C.sub.3-6 alkyl, alkenyl, alkynyl group or a ##STR2## group, wherein R.sub.7 means a C.sub.2-5 alkyl, alkenyl or alkinyl group; andis 2 or 3,with the provisos that:R.sub.6 is different from isopropyl, n-butyl and isobutyl group when R.sub.2, R.sub.3, R.sub.4 and R.sub.5 stand for hydrogen, R.sub.1 means 2-chloro and n is 2;R.sub.6 is different from isopropyl group when R.sub.2, R.sub.3, R.sub.4 and R.sub.5 stand for hydrogen, R.sub.1 means 2-chloro and n is 2; or when R.sub.2, R.sub.3, R.sub.4 and R.sub.5 stand for hydrogen, R.sub.1 means 2-methyl group and n is 2; andR.sub.6 is different from propionyl group when R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are hydrogen and n means 2.The compounds of the general formula (I) are therapeutically useful for the treatment of diseases arising from a hypofunction of the dopaminergic system.

    Abstract translation: 本发明涉及通式(I)的新的1,4-二取代哌嗪衍生物,其药学上可接受的酸加成盐和季铵盐,含有它们的药物组合物及其制备方法。 在通式(I)中,R 1,R 2,R 3和R 4相同或不同,代表氢或卤素或三卤代甲基,低级烷基,低级烷氧基,硝基,羟基,芳烷氧基或1- (2-丙烯基-4-哌嗪基)基团; R5代表氢或C1-4烷基; R6表示C3-6烷基,烯基,炔基或者IMAGE基团,其中R7表示C2-5烷基,烯基或炔基; 并且为2或3,条件是:当R 2,R 3,R 4和R 5代表氢时,R 6不同于异丙基,正丁基和异丁基,R 1表示2-氯且n为2; 当R2,R3,R4和R5代表氢时,R6不同于异丙基,R1表示2-氯,n是2; 或当R2,R3,R4和R5代表氢时,R1表示2-甲基,n表示2; 当R 1,R 2,R 3,R 4和R 5为氢且n表示2时,R 6与丙酰基不同。通式(I)的化合物可治疗用于治疗多巴胺能系统功能低下的疾病。

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