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    • 6. 发明申请
    • CONTRAST AGENTS
    • 对比剂
    • WO2009008734A3
    • 2009-10-29
    • PCT/NO2008000255
    • 2008-07-04
    • GE HEALTHCARE ASTHANING MIKKEL
    • THANING MIKKEL
    • A61K49/04
    • C07C237/46A61K49/0433A61K49/0438A61K49/0452
    • The present invention relates to a class of compounds and to diagnostic compositions containing such compounds where the compounds are iodine containing compounds. More specifically the iodine containing compounds are chemical compounds containing two linked iodinated phenyl groups of the general formula R-N(CHO) -X-N(R3)-R wherein X denoted an optionally substituted alkylene group, R3 denotes a hydrogen atom or an acyl function and each R denotes a triiodinated phenyl residue further substituted by hydrophilic moieties. The invention also relates to the use of such diagnostic compositions as contrast agents in diagnostic imaging and in particular in X-ray imaging, and to contrast media containing such compounds.
    • 本发明涉及一类化合物和含有这些化合物的诊断组合物,其中化合物是含碘化合物。 更具体地说,含碘化合物是含有通式RN(CHO)-XN(R3)-R的两个连接的碘化苯基的化合物,其中X表示任选取代的亚烷基,R 3表示氢原子或酰基官能团, R表示进一步被亲水部分取代的三碘化苯基。 本发明还涉及这种诊断组合物作为造影剂在诊断成像中,特别是在X射线成像中的用途,以及含有这些化合物的造影剂。
    • 10. 发明专利
    • Method for producing composition, composition and use of the same
    • 生产组合物,组合物及其用途的方法
    • JP2012236832A
    • 2012-12-06
    • JP2012156109
    • 2012-07-12
    • Ge Healthcare Asジーイー・ヘルスケア・アクスイェ・セルスカプ
    • THANING MIKKELARDENKJAER-LARSEN JAN HENRIKWOLBER JANLERCHE MATHILDEZANDT RENE
    • C07D519/00A61K49/00C07B59/00C07B60/00C07C51/41C07C59/19C07D495/04
    • A61K49/1815A61K49/10C07D519/00G01N24/00
    • PROBLEM TO BE SOLVED: To provide an improved method for producing a liquid composition containing a hyperpolarizedC-pyruvate salt, capable of obtaining the hyperpolarizedC-pyruvate salt having a very high polarization level, and a composition especially suitable for MR tumor imaging in a living body.SOLUTION: This method for producing the liquid composition containing the hyperpolarizedC-pyruvate salt is provided by comprising (a) a process of forming the liquid composition containing a radical expressed by formula (I),C-pyruvic acid and/orC-pyruvate salt, and freezing the composition, (b) a process of increasing theC nuclear polarization in the pyruvic acid and/or pyruvate salt contained in the mixture by DNP, (c) a process of obtaining the liquid composition by adding buffer liquid and a base to the frozen composition and thawing to convert theC-pyruvic acid toC-pyruvate salt, or when in the (a), only theC-pyruvic acid is used, by adding buffer solution to the frozen composition and thawing to obtain the liquid composition, and (d) a process of properly removing the radical and/or its reaction product from the liquid composition.
    • 要解决的问题:为了提供一种改进的制备含有超极化 C>丙酮酸盐的液体组合物的方法,该方法能够获得超极化解决方案:制备含有超极化 C 13丙酮酸盐的液体组合物的方法通过包括(a)形成含有基团表达的基团的液体组合物的方法来提供 通过式(I),C-丙酮酸盐和/或C-丙酮酸盐,并将组合物冷冻( b)通过DNP增加混合物中所含的丙酮酸和/或丙酮酸盐中的核极化的方法,(c)通过以下步骤获得液体组合物的方法: 向冷冻组合物中加入缓冲液和碱,并解冻以将β-丙酮酸转化为β-丙酮酸盐 ,或者(a)中,只有在冷冻组合物中加入缓冲溶液并解冻得到液体组合物,才使用[d] )从液体组合物中适当地除去基团和/或其反应产物的方法 灰。 版权所有(C)2013,JPO&INPIT