Patent · US Expired

Radiopaque esters of tetra-iodoterephthalic acid

US4044048A · kind A · utility

5Cited by
0References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 1976
Grant dateAug 23, 1977
Priority date
Expiry dateMay 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.