X-ray contrast agents, compositions and methods
    11.
    发明授权
    X-ray contrast agents, compositions and methods 失效
    X射线造影剂,组合物和方法

    公开(公告)号:US5356613A

    公开(公告)日:1994-10-18

    申请号:US829026

    申请日:1992-05-08

    CPC分类号: A61K49/0433 C07C237/46

    摘要: The compound N-(2,3-dihydroxypropyl)-5-[N-(2-hydroxyethyl)-glycolamido]-N'-methyl-2,4,6-triiodoisophthalamide and similar such compounds may be used as x-ray contrast agents which are water-soluble, safe and in an aqueous solution are non-viscous. Methods of preparing N-(2,3-dihydroxypropyl)-5-[N-(2-hydroxyethyl)-glycolamido]-N'-methyl-2,4,6-triiodoisophthalamide and the analogous compounds are provided.

    摘要翻译: PCT No.PCT / US91 / 01827 Sec。 371日期:1992年5月8日 化合物N-(2,3-二羟基丙基)-5- [N-(2-羟乙基) - 乙酰氨基] -N'-甲基-2(1H, 4,6-三碘间苯二酰胺和类似的这样的化合物可以用作水溶性,安全的并且在水溶液中是非粘性的x射线造影剂。 提供制备N-(2,3-二羟基丙基)-5- [N-(2-羟乙基) - 乙酰氨基] -N'-甲基-2,4,6-三碘间苯二酰胺及其类似化合物的方法。

    Novel x-ray contrast agents, compositions and methods
    12.
    发明授权
    Novel x-ray contrast agents, compositions and methods 失效
    新型x射线造影剂,组合物和方法

    公开(公告)号:US5019371A

    公开(公告)日:1991-05-28

    申请号:US616495

    申请日:1990-11-21

    IPC分类号: A61K49/04 C07C237/46

    CPC分类号: C07C237/46 A61K49/0433

    摘要: The compound N-(2,3-dihydroxypropyl)-5-[N-(2-hydroxyethyl)-glycolamido]-N'-methyl-2,4,6-triiodoisophthalamide and similar such compounds may be used as x-ray contrast agents which are water-soluble, safe and in an aqueous solution are non-viscous. Methods of preparing N-(2,3-dihydroxypropyl)-5-[N-(2-hdyroxyethyl)glycolamido]-N'-methyl-2,4,6-triiodoisophthalamide are provided.

    摘要翻译: 化合物N-(2,3-二羟丙基)-5- [N-(2-羟乙基) - 乙酰氨基] -N'-甲基-2,4,6-三碘间苯二酰胺和类似的这类化合物可用作x射线对比 水溶性,安全性和在水溶液中的试剂是不粘的。 提供制备N-(2,3-二羟丙基)-5- [N-(2-羟基乙基)乙醇酰氨基] -N'-甲基-2,4,6-三碘间苯二酰胺的方法。

    Methods and compositions for enhancing magnetic resonance imaging
    13.
    发明授权
    Methods and compositions for enhancing magnetic resonance imaging 失效
    用于增强磁共振成像的方法和组合物

    公开(公告)号:US4826673A

    公开(公告)日:1989-05-02

    申请号:US689825

    申请日:1985-01-09

    摘要: The disclosure is directed to compounds of the formula: ##STR1## wherein n=0, 1, 2, 3 or 4, and R.sub.1 and R.sub.2 may be the sam e or different and are selected from the group consisting of hydrogen and lower alkyl and hydroxy lower alkyl groups containing between 1 and 6 carbon atoms. Complexes of iron(II), iron(III), manganese(II), manganese(III), gadolinium(III), chromium(III), cobalt(II), and nickel(II) and such compounds are useful for enhancing magnetic resonance images of body organs and tissues. Illustrative complexes include (N,N"-bis[N-(2,3-dihydroxypropyl) carbamoylmethyl]diethylenetriamine-N,N',N"-triaceto)-iron(III), (N,N"-bis[N-(2,3-dihydroxypropyl)carbamoylmethyl]diethylenetriamine-N,N',N"-triaceto)manganese(II), (N,N"-bis[N-(2,3-dihydroxypropyl) )carbamoylmethyl]diethylenetriamine-N,N',N"-triaceto)gadolinium(III) and (N,N'-bis[N-(2,3-dihydroxypropyl)-carbamoylmethyl]ethylenediamine-N,N'-diaceto)manganese(II).

    摘要翻译: 本公开涉及下式的化合物:其中n = 0,1,2,3或4,并且R 1和R 2可以是sam或不同的,并且选自氢和低级烷基, 含有1至6个碳原子的羟基低级烷基。 铁(II),铁(III),锰(II),锰(III),钆(III),铬(III),钴(II)和镍(II)等复合物可用于增强磁性 身体器官和组织的共振图像。 示例性配合物包括(N,N“ - 双[N-(2,3-二羟丙基)氨基甲酰甲基]二亚乙基三胺-N,N',N” - 三乙酰氧基) - 铁(III),(N,N“ [N-(2,3-二羟基丙基)氨基甲酰基甲基]二亚乙基三胺-N,N',N“ - 三乙酰)锰(II),(N,N” - 双[N-(2,3-二羟丙基) ]二亚乙基三胺-N,N',N“ - 三乙酰)钆(III)和(N,N'-双[N-(2,3-二羟基丙基) - 氨基甲酰基甲基]乙二胺-N,N' - 二乙酰)锰 II)。

    Complex for enhancing magnetic resonance imaging
    14.
    发明授权
    Complex for enhancing magnetic resonance imaging 失效
    用于增强磁共振成像的复合物

    公开(公告)号:US4730066A

    公开(公告)日:1988-03-08

    申请号:US860064

    申请日:1986-05-06

    申请人: David H. White

    发明人: David H. White

    IPC分类号: A61K49/06 C07F11/00

    CPC分类号: A61K49/06 Y10T436/24

    摘要: Complexes of iron(II), iron(III), manganese(II), manganese(III), gadolinium(III) or chromium(III) and a compound of the formula: ##STR1## wherein m=2, 3, 4, or 5, are useful for enhancing magnetic resonance images of body organs and tissues, such as magnetic resonance images of the hepatobiliary system. An illustrative complex of this type is monosodium [ethylenediamine-di(o-hydroxyphenylaceto)]iron(III) hydrate.

    摘要翻译: 铁(II),铁(III),锰(II),锰(III),钆(III)或铬(III)的配合物和下式的化合物:其中m = 2,3,4, 或5,可用于增强身体器官和组织的磁共振图像,例如肝胆系统的磁共振图像。 这种类型的说明性复合物是[乙二胺 - 二(邻羟基苯基乙酰))]铁(III)水合物。

    Preparation of fluorinated organic compounds
    18.
    发明授权
    Preparation of fluorinated organic compounds 失效
    氟化有机化合物的制备

    公开(公告)号:US4704484A

    公开(公告)日:1987-11-03

    申请号:US543433

    申请日:1983-10-19

    申请人: David H. White

    发明人: David H. White

    IPC分类号: C07C17/093 C07C25/24

    CPC分类号: C07C25/24 C07C17/093

    摘要: This invention relates to the fluorination of carboxylic acids with xenon difuoride in the presence of hydrogen fluoride. Novel fluorinated compounds containing aliphatic unsaturation are also disclosed.

    摘要翻译: 本发明涉及在氟化氢存在下羧酸与氙二氟化物的氟化反应。 还公开了含有脂族不饱和度的新型含氟化合物。