Contrast agents
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United States of America Patent
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Oct 8, 2013
Grant Date -
Oct 14, 2010
app pub date -
Oct 29, 2008
filing date -
Oct 30, 2007
priority date (Note) -
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Abstract
The present invention relates to a class of compounds and to diagnostic compositions containing such compounds where the compounds are iodine containing compounds of the formula R—Y—X—Z—R where each R denotes a triiodinated phenyl residue further substituted by hydrophilic moieties, Y and Z are urea and urethane groups and X is a alkylene group which may be further substituted. 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.
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