Title:  Metrizoic Acid 
CAS Registry Number:  1949-45-7 
CAS Name:  3-(Acetylamino)-5-(acetylmethylamino)-2,4,6-triiodobenzoic acid 
Additional Names:  3-acetamido-2,4,6-triiodo-5-(N-methylacetamido)benzoic acid;  N-methyl-3,5-diacetamido-2,4,6-triiodobenzoic acid 
Molecular Formula:  C12H11I3N2O4 
Molecular Weight:  627.94 
Percent Composition:  C 22.95%, H 1.77%, I 60.63%, N 4.46%, O 10.19% 
Literature 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). 
Properties:  Crystals, mp 281-282°. 
Melting point:  mp 281-282° 
  
Derivative Type:  Sodium salt  
CAS Registry Number:  7225-61-8 
Additional Names:  Metrizoate sodium 
Trademarks:  Isopaque (Winthrop);  Triosil 
  
Therap-Cat:  Diagnostic aid (radiopaque medium). 
Keywords:  Diagnostic Aid (Radiopaque Medium).   |