Radiopaque esters of tetra-iodoterephthalic acid
US4044048A · kind A · utility
5Cited by
0References
11Claims
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Inventors
Key dates
| Filing date | May 10, 1976 |
| Grant date | Aug 23, 1977 |
| Priority date | — |
| Expiry date | May 10, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C69/82
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds of the formula ##STR1## wherein R is (C.sub.m H.sub.2m O.sub.n)--OH, m being 2, 3, or 4, and n being 0 or 1, are effective and well tolerated as X-ray contrast agents in lymphography, hepatography, bronchography, cystography, and hysterosalpingography.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.