C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
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.
356889
Felder Ernst
Pitre Davide
Bracco Industria Chimica S.p.a.
George H. Riches And Associates
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