Water-soluble, non-ionizing hydroxy-containing amide derivatives of 2,4,6-triiodo-isophthalic acid
US4001323A · kind A · utility
73Cited by
5References
3Claims
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Key dates
| Filing date | Nov 24, 1975 |
| Grant date | Jan 4, 1977 |
| Priority date | — |
| Expiry date | Nov 24, 1995 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K49/0433
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compounds of the formula ##STR1## wherein R and R.sub.1 are 1,3-dihydroxyisopropyl or 2,3-dihydroxypropyl, and R.sub.2 is hydrogen or hydroxyl, are readily water-soluble and of sufficiently low toxicity for use as radiopaque materials in the radiography of body cavities as in urography, angiography, ventriculography, and myelography.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.