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    • 2. 发明授权
    • Dipyridoxyl phosphate NMRI contrast agent compositions
    • 磷酸二吡啶酯NMRI造影剂组成
    • US5091169A
    • 1992-02-25
    • US370429
    • 1989-06-23
    • Scott M. RocklageSteven C. Quay
    • Scott M. RocklageSteven C. Quay
    • A61K49/06C07F9/58C07F13/00G01R33/28
    • C07F13/005A61K49/06C07F9/582G01R33/5601Y10T436/24
    • N,N'-bis-(pyridoxal-5-phosphate)-alkylenediamine-N,N'-diacetic acids, N,N'-bis-(pyridoxal-5-phosphate)-1,2-cycloalkylenediamine-N,N'-diacetic acids, and N,N'-bis-(pyridoxal-5-phosphate)-1,2-arylenediamine-N,N'-diacetic acids, the corresponding monophosphate compounds and monoacetic acid compounds, and their salts and esters form stable, highly soluble chelates with paramagnetic metal ions, and are highly effective NMRI contrast agents. Preferred contrast agents are paramagnetic ion chelates of N,N'-bis-(pyridoxal-5-phosphate)ethylenediamine-N,N'-diacetic acid, N,N'-bis-(pyridoxal-5-phosphate)trans-1,2-cyclohexylenediamine-N,N'diacetic acid, N,N'-bis-(pyridoxal-5-phosphate)trans-1,2-arylenediamine-N,N'-diacetic acid, and the soluble calcium salts thereof.Novel intermediates for forming these compounds are N,N'-bis(pyridoxal-5-phosphate)alkylenediimines, N,N'-bis(pyridoxal-5-phosphate)alkylenediamines, N,N'-bis(pyridoxal-5-phosphate)-1,2-cycloalkylenediimines, N,N'-bis(pyridoxal-5-phosphate)-1,2-cycloalkylenediamines, N,N'-bis(pyridoxal-5-phosphate)-1,2-arylenediamines, and the corresponding monophosphate compounds.
    • N,N'-二 - (吡哆醛-5-磷酸) - 亚烷基二胺-N,N'-二乙酸,N,N'-双 - (吡哆醛-5-磷酸酯)-1,2-环烷二胺-N,N' - 二乙酸和N,N'-二 - (吡哆醛-5-磷酸)-1,2-芳基二胺-N,N'-二乙酸,相应的单磷酸酯化合物和单乙酸化合物,其盐和酯形成稳定 ,具有顺磁金属离子的高度可溶性螯合物,是高效的NMRI造影剂。 优选的造影剂是N,N'-双 - (吡哆醛-5-磷酸)乙二胺-N,N'-二乙酸,N,N'-双 - (吡哆醛-5-磷酸)反式-1的顺磁离子螯合物, 2-环己二胺-N,N'dia cetic酸,N,N'-双 - (吡哆醛-5-磷酸)反式-1,2-芳基二胺-N,N'-二乙酸及其可溶性钙盐。 用于形成这些化合物的新型中间体是N,N'-双(吡哆醛-5-磷酸)亚烷基二亚胺,N,N'-双(吡哆醛-5-磷酸)亚烷基二胺,N,N'-双(吡哆醛-5-磷酸酯) 1,2-环烷基二亚胺,N,N'-双(吡哆醛-5-磷酸)-1,2-环烷基二胺,N,N'-双(吡哆醛-5-磷酸)-1,2-亚芳基二胺,和相应的 单磷酸盐化合物。
    • 4. 发明授权
    • Dipyriodoxyl phosphate chelating compound intermediates
    • 二硫代磷酸酯螯合化合物中间体
    • US5130431A
    • 1992-07-14
    • US550128
    • 1990-07-06
    • Scott M. RocklageSteven C. Quay
    • Scott M. RocklageSteven C. Quay
    • A61K49/06C07F9/58C07F13/00G01R33/28
    • G01R33/5601A61K49/06C07F13/005C07F9/582
    • N,N'-bis-(pyridoxal-5-phosphate)-alkylenediamine-N,N'-diacetic acids, N,N'-bis-(pyridoxal-5-phosphate)-1,2-cycloalkylenediamine-N,N'-diacetic acids, and N,N'-bis-(pyridoxal-5-phosphate)-1,2-arylenediamine-N,N'-diacetic acids, the corresponding monophosphate compounds and monoacetic acid compounds, and their salts and esters form stable, highly soluble chelates with paramagnetic metal ions, and are highly effective NMRI contrast agents. Preferred contrast agents are paramagnetic ion chelates of N,N'-bis-(pyridoxal-5-phosphate)ethylenediamine-N,N'-diacetic acid, N,N'-bis-(pyridoxal-5-phosphate)trans-1,2-cyclohexylenediamine-N,N'-diacetic acid, N,N'-bis-(pyridoxal-5-phosphate)trans-1,2-arylenediamine-N,N'-diacetic acid, and the soluble calcium salts thereof.Novel intermediates for forming these compounds are N,N'-bis(pyridoxal-5-phosphate)alkylenediimines, N,N'-bis(pyridoxal-5-phosphate)alkylenediamines, N,N'-bis(pyridoxal-5-phosphate)-1,2-cycloalkylenediimines, N,N'-bis(pyridoxal-5-phosphate)-1,2-cycloalkylenediamines, N,N'-bis(pyridoxal-5-phosphate)-1,2-arylenediamines, and the corresponding monophosphate compounds.
    • N,N'-二 - (吡哆醛-5-磷酸) - 亚烷基二胺-N,N'-二乙酸,N,N'-双 - (吡哆醛-5-磷酸酯)-1,2-环烷二胺-N,N' - 二乙酸和N,N'-二 - (吡哆醛-5-磷酸)-1,2-芳基二胺-N,N'-二乙酸,相应的单磷酸酯化合物和单乙酸化合物,其盐和酯形成稳定 ,具有顺磁金属离子的高度可溶性螯合物,是高效的NMRI造影剂。 优选的造影剂是N,N'-双 - (吡哆醛-5-磷酸)乙二胺-N,N'-二乙酸,N,N'-双 - (吡哆醛-5-磷酸)反式-1的顺磁离子螯合物, 2-环己二胺-N,N'-二乙酸,N,N'-双 - (吡哆醛-5-磷酸)反式-1,2-芳基二胺-N,N'-二乙酸及其可溶性钙盐。 用于形成这些化合物的新型中间体是N,N'-双(吡哆醛-5-磷酸)亚烷基二亚胺,N,N'-双(吡哆醛-5-磷酸)亚烷基二胺,N,N'-双(吡哆醛-5-磷酸酯) 1,2-环烷基二亚胺,N,N'-双(吡哆醛-5-磷酸)-1,2-环烷基二胺,N,N'-双(吡哆醛-5-磷酸)-1,2-亚芳基二胺,和相应的 单磷酸盐化合物。
    • 10. 发明授权
    • Certain dipyridylphosphate chelatable compounds capable of forming metal
ion chelates
    • 能够形成金属离子螯合物的某些二吡啶磷酸盐螯合化合物
    • US4992555A
    • 1991-02-12
    • US370428
    • 1989-06-23
    • Scott M. RocklageSteven C. Quay
    • Scott M. RocklageSteven C. Quay
    • A61K49/06C07F9/58C07F13/00G01R33/28
    • C07F13/005A61K49/06C07F9/582G01R33/5601
    • N,N'-bis-(pyridoxal-5-phosphate)-alkylenediamine-N,N'-diacetic acids, N,N'-bis-(pyridoxal-5-phosphate)-1,2-cycloalkylenediamine-N,N'-diacetic acids, and N,N'-bis-(pyridoxal-5-phosphate)-1,2-arylenediamine-N,N'-diacetic acids, the corresponding monophosphate compounds and monoacetic acid compounds, and their salts and esters form stable, highly soluble chelates with paramagnetic metal ions, and are highly effective NMRI contrast agents. Preferred contrast agents are paramagnetic ion chelates of N,N'-bis-(pyridoxal-5-phosphate)ethylenediamine-N,N'-diacetic acid, N,N'-bis-(pyridoxal-5-phosphate)trans-1,2-cyclohexylenediamine-N,N'-diacetic acid, N,N'-bis-(pyridoxal-5-phosphate)trans-1,2-arylenediamine-N,N'-diacetic acid, and the soluble calcium salts thereof.Novel intermediates for forming these compounds are N,N'-bis(pyridoxal-5-phosphate)alkylenediimines, N,N'-bis(pyridoxal-5-phosphate)alkylenediamines, N,N'-bis(pyridoxal-5-phosphate)-1,2-cycloalkylenediimines, N,N'-bis(pyridoxal-5-phosphate)-1,2-cycloalkylenediamines, N,N'-bis(pyridoxal-5-phosphate)-1,2-arylenediamines, and the corresponding monophosphate compounds.
    • N,N'-二 - (吡哆醛-5-磷酸) - 亚烷基二胺-N,N'-二乙酸,N,N'-双 - (吡哆醛-5-磷酸酯)-1,2-环烷二胺-N,N' - 二乙酸和N,N'-二 - (吡哆醛-5-磷酸)-1,2-芳基二胺-N,N'-二乙酸,相应的单磷酸酯化合物和单乙酸化合物,其盐和酯形成稳定 ,具有顺磁金属离子的高度可溶性螯合物,是高效的NMRI造影剂。 优选的造影剂是N,N'-双 - (吡哆醛-5-磷酸)乙二胺-N,N'-二乙酸,N,N'-双 - (吡哆醛-5-磷酸)反式-1的顺磁离子螯合物, 2-环己二胺-N,N'-二乙酸,N,N'-双 - (吡哆醛-5-磷酸)反式-1,2-芳基二胺-N,N'-二乙酸及其可溶性钙盐。 用于形成这些化合物的新型中间体是N,N'-双(吡哆醛-5-磷酸)亚烷基二亚胺,N,N'-双(吡哆醛-5-磷酸)亚烷基二胺,N,N'-双(吡哆醛-5-磷酸酯) 1,2-环烷基二亚胺,N,N'-双(吡哆醛-5-磷酸)-1,2-环烷基二胺,N,N'-双(吡哆醛-5-磷酸)-1,2-亚芳基二胺,和相应的 单磷酸盐化合物。