Derivatives of 2,4,6-triiodo-isophthalic acid, processes for...

C - Chemistry – Metallurgy – 07 – D

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260/550.5

C07D 317/28 (2006.01)

Patent

CA 1128065

ABSTRACT OF THE DISCLOSURE Compounds for use in non-ionic X-ray contrasting materials having the formula Image in which (HO)2-3alkyl is 1,3-dihydroxyisopropyl, 2,3-dihydroxypropyl or 1,3-dihydroxy-2-hydroxymethylisopropyl, R is hydrogen or methyl, and R1 is an alkyl residue with 1 to 5 carbon atoms. These compounds possess high water-solubility as well as excellent stability against hydrolysis. Methods for preparation and use of the compounds are also disclosed.

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