6156. Metrizoic Acid

Nomenclature

CAS number: 1949-45-7
3-(Acetylamino)-5-(acetylmethylamino)-2,4,6-triiodobenzoic acid; 3-acetamido-2,4,6-triiodo-5-(N-methylacetamido)benzoic acid; N-methyl-3,5-diacetamido-2,4,6-triiodobenzoic acid.
C12H11I3N2O4; mol wt 627.94.
C 22.95%, H 1.77%, I 60.63%, N 4.46%, O 10.19%.

Description and references

Prepn: Pitré, Fumigalli, Farmaco Ed. Sci. 17, 340 (1962); GB 973881 (1964 to Nyegaard), C.A. 62, 16139g (1965). Series of articles on use in separation of leukocytes from blood and bone marrow: A. Boyum, Scand. J. Clin. Lab. Invest. 21, Suppl. 97, 7-106 (1968).

Chemical structure

Properties

Crystals, mp 281-282°.

Derivative

Sodium salt.

Nomenclature

CAS number: 7225-61-8
Metrizoate sodium; Isopaque (Winthrop); Triosil.

Therapeutic Category

Diagnostic aid (radiopaque medium).

Keywords

Diagnostic Aid (Radiopaque Medium)