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    • 3. 发明授权
    • Process for purifying noroxymorphone compounds
    • 净化去甲吗啉酮化合物的方法
    • US08227609B2
    • 2012-07-24
    • US11815784
    • 2006-02-09
    • Ulrich WeiglUlf KötzIlia Freifeld
    • Ulrich WeiglUlf KötzIlia Freifeld
    • C07D221/22
    • C07D489/08
    • A process for purifying plant extracts which consist essentially of noroxymorphone compounds and which comprise, as impurities, α,β-unsaturated noroxymorphone compounds, by (a) converting the plant extract or the product of a subsequent stage in the synthesis of a selected noroxymorphone compound in a reaction which converts the hydroxyl groups present in the mixture to leaving groups of the formula —OR2 in which R2 is the introduced radical of the leaving group, (b) these leaving groups are optionally detached again, then (c) the resulting mixture is subjected to a selective hydrogenation, so that a saturated bond is formed in the α,β-position of the unsaturated noroxymorphone compounds and any remaining leaving groups are each converted to a hydroxyl group and then optionally (d) the pure noroxymorphone compound is isolated; processing of the noroxymorphone purified in this way to naltrexone or naloxone or a salt of these compounds or a quaternary derivative of these compounds; pharmaceutical formulations comprising such a compound.
    • 一种纯化植物提取物的方法,该方法基本上由去甲羟吗啡酮化合物组成,并且通过(a)在选择的去甲吗啡酮合成中转化植物提取物或后续阶段的产物,作为杂质包含α,β-不饱和的去甲吗啉酮化合物 在将该混合物中存在的羟基转化为离去基团,其中R 2是离去基团的引入基团的反应基团的反应中,化合物,(b)这些离去基团再次任选地分离,然后(c) 使混合物进行选择性氢化,使得在不饱和去甲羟甲基苯氧基化合物的α,bgr-位上形成饱和键,并且任何剩余的离去基团各自转化为羟基,然后任选地(d)纯的去甲吗啉酮化合物 孤立 以这种方式纯化的诺羟吗啡酮的加工是纳曲酮或纳洛酮或这些化合物的盐或这些化合物的季衍生物; 包含这种化合物的药物制剂。
    • 6. 发明申请
    • Method for Obtaining Pure Tetrahydrocannabinol
    • 获得纯四氢大麻酚的方法
    • US20080275237A1
    • 2008-11-06
    • US11571864
    • 2004-07-19
    • Enver ArslantasUlrich Weigl
    • Enver ArslantasUlrich Weigl
    • C07D405/02C07D311/80
    • C07D311/80
    • The invention relates to a method for obtaining pure tetrahydrocannabinol from reaction mixtures containing tetrahydrocannabinol compounds or from raw products containing tetrahydrocannabinol compounds. According to said method, the tetrahydrocannabinol compounds in the reaction mixture or in the raw product are converted into crystallisable derivatives, preferably using a suitable solvent, said derivatives are then crystallised and isolated, and the pure tetrahydrocannabinol compounds are then obtained from the crystallised derivatives. The invention also related to the use of compounds produced in this way for the production of a medicament for human therapy, and to the medicaments thus produced.
    • 本发明涉及从含有四氢大麻酚化合物的反应混合物或含有四氢大麻酚化合物的原料中得到纯四氢大麻酚的方法。 根据所述方法,将反应混合物或原料中的四氢大麻酚化合物转化为可结晶的衍生物,优选使用合适的溶剂,然后将所述衍生物结晶分离,然后从结晶的衍生物中获得纯的四氢大麻酚化合物。 本发明还涉及以这种方式制备的化合物用于生产用于人类治疗的药物以及如此制备的药物的用途。