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    • 5. 发明授权
    • Process for reducing blood pressure and blocking .beta.-adrenergic
receptor
    • 减少血压和阻止{62-肾上腺素能受体的方法
    • US4147799A
    • 1979-04-03
    • US463833
    • 1974-04-24
    • Hiroyuki ObaseYutaka Kasuya
    • Hiroyuki ObaseYutaka Kasuya
    • C07D317/58A61K31/36
    • C07D317/58
    • Ethanolamine derivatives and their acid addition salts are prepared (1) by reacting a 1-(3,4-methylenedioxyphenyl)-2-aminoethanol compound or an .alpha.-amino-(3,4-methylenedioxy)acetophenone compound with an alkanal or an alkanone under reduction conditions, (2) by hydrogenating and/or hydrogenolyzing a 1-(3,4-methylenedioxyphenyl)-2-(N-substituted amino)-ethanol compound or an .alpha.-(N-substituted amino)-(3,4-methylenedioxy)acetophenone compound, and (3) by reacting a (3,4-methylenedioxyphenyl)-ethylene oxide compound or a 1-(3,4-methylenedioxyphenyl)-2-substituted ethanol compound with an amine. The ethanolamine derivatives and their salts show .beta.-adrenergic receptor blocking activity, and are expected to be useful in the treatment of heart disease, hypertension, myocardites and pheochromocytoma.
    • 通过使1-(3,4-亚甲二氧基苯基)-2-氨基乙醇化合物或α-氨基 - (3,4-亚甲二氧基)苯乙酮化合物与链烷醛或烷酮反应制备乙醇胺衍生物及其酸加成盐(1) 在还原条件下,(2)通过氢化和/或氢解1-(3,4-亚甲二氧基苯基)-2-(N-取代的氨基) - 乙醇化合物或α-(N-取代的氨基) - (3,4 - 亚甲二氧基)苯乙酮化合物,和(3)使(3,4-亚甲二氧基苯基) - 二氧化乙烯化合物或1-(3,4-亚甲二氧基苯基)-2-取代的乙醇化合物与胺反应。 乙醇胺衍生物及其盐显示β-肾上腺素能受体阻断活性,预计可用于治疗心脏病,高血压,心肌和嗜铬细胞瘤。