Indoleazocines
    2.
    发明授权
    Indoleazocines 失效
    INDOLEAZOCINES

    公开(公告)号:US3637744A

    公开(公告)日:1972-01-25

    申请号:US3637744D

    申请日:1969-04-04

    CPC classification number: C07D487/04

    Abstract: THIS INVENTION IS CONCERNED WITH 2,3,4,5,6,7-HEXAHYDRO1H-INDOLO(5,4-B)AZOCINES, DERIVATIVES THEREOF AND THEIR ACID ADDITION SALTS WHICH ARE USEFUL AS CENTRAL SYSTEM DEPRESSANTS. FURTHER, SOME OF THESE COMPOUNDS ARE USEFUL INTERMIEDIATES IN THE PREPARATION OF OTHER SUCH COMPOUNDS.

    Benzylamine analgesics
    3.
    发明授权

    公开(公告)号:US3928626A

    公开(公告)日:1975-12-23

    申请号:US34503773

    申请日:1973-03-26

    CPC classification number: A61K31/135

    Abstract: Reaction of benzalcyclanones with secondary amines affords aminobenzylcyclohexanones, which, upon reduction, yield aminobenzylcyclohexanols having potent analgesic activity. Epimeric aminobenzylcycloalkanols having analgesic activity are prepared by the reaction of C-phenyl nitrones with cycloalkenes to form benzisoxazoles, treatment with alkyl halide to form the corresponding benzisoxazolium halides, followed by hydrogenolysis.

    2'-substituted-cinchona alkaloids
    6.
    发明授权
    2'-substituted-cinchona alkaloids 失效
    2'-取代的CINCHONA ALKALOIDS

    公开(公告)号:US3663552A

    公开(公告)日:1972-05-16

    申请号:US3663552D

    申请日:1970-04-09

    CPC classification number: C07D453/04 Y10S514/821 Y10S514/895

    Abstract: 2''-SUBSTITUTED ALKALOIDS OF THE CINCHONA SERIES, ESPECIALLY 2''-SUBSTITUTED QUININE, QUINIDINE, CINCHONIE, CINCHONIDINE AND DIHYDRO ANALOGS OF FORMULAS I AND II, AND THEIR SALTS, ARE PREPARED BY TREATING AR-N-OXIDES OF THE ALKALOIDS WITH THE CORRESPONDING ORGANOMETALLIC REAGENT AND, IF DESIRED, CONVERTING THE FREE BASES THUS FORMED INTO PHARMACEUTICALLY-ACCEPTABLE ACID-ADDITION SALTS. THE NEW COMPOUNDS ARE PHARMACOLOGICALLY ACTIVE, ESPECIALLY ANTIMALARIALLY AND ANTI-ARRHYTHMICALLY.

Patent Agency Ranking