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    • 1. 发明授权
    • 3-(1-Pyrazolyl)-pyridazine derivatives and hypotensive compositions
thereof
    • 3-(1-吡唑基) - 哒嗪衍生物及其低血压组合物
    • US4224325A
    • 1980-09-23
    • US923623
    • 1978-07-11
    • Geza SzilagyiEndre KasztreinerLaszlo TardosEdit KosaLaszlo JaszlitsGyorgy CsehIlona Kovacs, nee SzaboPal TolnaySandor ElekIstvan ElekesIstvan Polgari
    • Geza SzilagyiEndre KasztreinerLaszlo TardosEdit KosaLaszlo JaszlitsGyorgy CsehIlona Kovacs, nee SzaboPal TolnaySandor ElekIstvan ElekesIstvan Polgari
    • C07D403/04A61K31/50A61K31/501A61P9/12A61P43/00C07D403/14C07D521/00A61K31/535C07D413/14
    • C07D231/12C07D233/56C07D249/08
    • The invention relates to compounds of general formula ##STR1## wherein R.sup.1 stands for a hydrogen atom or a C.sub.1-6 alkyl-, a C.sub.2-4 hydroxyalkyl, a C.sub.3-6 cycloalkyl or a phenyl group,R.sup.2 stands for a hydrogen, fluorine, chlorine or bromine atom or a C.sub.1-6 alkyl, a C.sub.2-4 hydroxyalkyl, a nitro or an --NR.sup.5 R.sup.6 group, wherein R.sup.5 and R.sup.6 may have the same or different meaning and stand each for a hydrogen atom or a C.sub.1-4 alkyl or a C.sub.2-4 hydroxyalkyl group,R.sup.3 stands for a hydrogen atom or a C.sub.1-6 alkyl, a C.sub.2-4 hydroxyalkyl, a C.sub.3-6 cycloalkyl or a phenyl group, a chlorine atom or a hydroxyl, amino or methoxy group,R.sup.4 stands for a carbamoyl, a cyano or an --NR.sup.7 --NHR.sup.8 group, wherein R.sup.7 and R.sup.8 may have the same or different meaning and stand each for a hydrogen atom or a C.sub.1-4 alkyl, a C.sub.2-4 hydroxyalkyl, a C.sub.1-4 alkoxycarbonyl or an --NR.sup.9 R.sup.10 group, wherein R.sup.9 and R.sup.10 may have the same or different meaning and stand each for a hydrogen atom or a C.sub.1-5 alkyl, a C.sub.2-4 hydroxyalkyl, a C.sub.3-6 cycloalkyl, a phenyl or a benzyl group, or --NR.sup.9 R.sup.10 may represent a morpholine, piperidine or piperazine ring,and their pharmaceutically acceptable acid-addition salts. Furthermore, the invention relates to a process for preparing these compounds.The novel compounds of general formula I have valuable pharmacological properties. Thus they show a considerable hypotensive effect and are capable to inhibit enzymes regulating the catabolism of prostaglandins.
    • 本发明涉及通式为“IMAGE”的化合物,其中R1代表氢原子或C1-6烷基,C2-4羟基烷基,C3-6环烷基或苯基,R2代表氢,氟, 氯或溴原子或C 1-6烷基,C 2-4羟基烷基,硝基或-NR 5 R 6基团,其中R 5和R 6可以具有相同或不同的含义,并且各自代表氢原子或C 1-4烷基或 C2-4羟基烷基,R3代表氢原子或C1-6烷基,C2-4羟烷基,C3-6环烷基或苯基,氯原子或羟基,氨基或甲氧基,R4代表 对于氨基甲酰基,氰基或-NR 7 -NHR 8基团,其中R 7和R 8可以具有相同或不同的含义,各自代表氢原子或C 1-4烷基,C 2-4羟烷基,C 1-4烷氧基羰基 或-NR 9 R 10基团,其中R 9和R 10可以具有相同或不同的含义,并且各自表示氢原子或C 1-5烷基,C 2-4的羟基烷基,C 3-6环烷基,苯基或苯基 或-NR9R10可以表示吗啉,哌啶或哌嗪环及其药学上可接受的酸加成盐。 此外,本发明涉及一种制备这些化合物的方法。 通式Ⅰ的新化合物具有有价值的药理学性质。 因此,它们显示出相当的降血压作用,并且能够抑制调节前列腺素分解代谢的酶。
    • 10. 发明授权
    • Novel ergol-8-ene and ergolin compounds and process for preparing same
    • 新型麦角苷8-烯和麦角蛋白化合物及其制备方法
    • US4299836A
    • 1981-11-10
    • US167341
    • 1980-07-10
    • Erzsebet Mago nee KaracsonyLajos ToldyJozsef BorsyLaszlo TardosIldiko KiralyAndras Ronay
    • Erzsebet Mago nee KaracsonyLajos ToldyJozsef BorsyLaszlo TardosIldiko KiralyAndras Ronay
    • A61K31/48A61P9/12A61P25/24A61P25/26A61P43/00C07D457/02
    • C07D457/02
    • The invention relates to new ergol-8-ene and ergoline derivatives of the general formula /I/ ##STR1## wherein x y stands for --CH.dbd.C.dbd. or --CH.sub.2 --CH.dbd. group,R stands for hydrogen atom or methyl group,R.sub.1 stands for hydrogen or halogen atom,R.sub.2 stands for lower alkylsulfonyloxy group, phenylsulfonyloxy group optionally substituted with a lower alkyl group, or azido group,R.sub.3 stands for lower alkylsulfonyloxy group or phenylsulfonyloxy group optionally substituted with a lower alkyl group, and acid addition salts thereof. These compounds can be prepared from compounds of the general formula II ##STR2## wherein x y and R are as defined above, by reacting at least two equivalents of a lower alkylsulfonic acid chloride or phenylsulfonic acid chloride substituted with lower alkyl group. The resulting compound can be reacted with an alkali metal azide, and, if desired, the compound obtained is treated with a halogenating agent to form the 2-halogenide derivative, and, if desired, any resulting compound of general formula I is treated with an acid to form a therapeutically acceptable acid addition salt, or the free base is liberated from a salt.The compounds of general formula I possess valuable antiserotonine, antidepressant, dopamine receptor stimulant and hypotensive effects.
    • 本发明涉及通用化合物/ I / IMAGE> / I /的新的麦角8-ene和麦角灵衍生物,其中xy代表-CH = C =或-CH 2 -CH =基团,R代表氢原子或甲基 基团,R1代表氢或卤素原子,R2代表低级烷基磺酰氧基,任选被低级烷基取代的苯基磺酰氧基或叠氮基,R3代表低级烷基磺酰氧基或任选被低级烷基取代的苯基磺酰氧基, 其加成盐。 这些化合物可以通过使至少两当量的低级烷基磺酰氯或被低级烷基取代的苯基磺酰氯反应,由通式II< IMAGE> / II /的化合物制备,其中x y和R如上定义。 所得化合物可以与碱金属叠氮化物反应,如果需要,用卤化剂处理所得化合物以形成2-卤化物衍生物,如果需要,将所得到的通式I化合物用 酸形成治疗上可接受的酸加成盐,或游离碱从盐中释放出来。 通式I的化合物具有有价值的抗塞冬糖,抗抑郁药,多巴胺受体兴奋剂和降血压作用。