Iodinated esters
US5354549A · kind A · utility
78Cited by
1References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 5, 1991 |
| Grant date | Oct 11, 1994 |
| Priority date | — |
| Expiry date | Dec 5, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D333/38
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to metabolically labile water-insoluble esters of formula (I), wherein R.sup.1 is an aliphatic, araliphatic, aryl or heterocyclic group; R.sup.2 is hydrogen or an aliphatic, aryl or araliphatic group; R.sup.3 is as defined for R.sup.1, or R.sup.3 and R.sup.2 together form an alkylene chain; the molecule containing at least one iodine atom and being metabolised to form products which are soluble in body fluids. The esters are used in X-ray and ultrasound image enhancement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.