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Metrizoic acid

CAS: 1949-45-7 F: C12H11I3N2O4 W: 627.94

Metrizoic acid (Metrizoate) is an ionic contrast medium. Metrizoic acid (Metrizoate) shows high osmolality and has a ris
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Bioactivity Metrizoic acid (Metrizoate) is an ionic contrast medium. Metrizoic acid (Metrizoate) shows high osmolality and has a risk of inducing allergic reactions[1][2][3].
Name Metrizoic acid
CAS 1949-45-7
Formula C12H11I3N2O4
Molar Mass 627.94
Appearance Solid
Transport Room temperature in continental US; may vary elsewhere.
Storage
Powder -20°C 3 years
4°C 2 years
In solvent -80°C 6 months
-20°C 1 month
Reference [1]. Vik-Mo H, et al. Hemodynamic and electrocardiographic consequences of high- and low-osmolality contrast agents for left ventricular angiography. Cathet Cardiovasc Diagn. 1988;14(3):143-9. [2]. Sortland O, et al. Iopentol in urography. A clinical comparison between iopentol and metrizoate includingdelayed reactions. Acta Radiol. 1992 Jul;33(4):368-73. [3]. Holtås S,et al. Contrast enhanced brain CT. Comparison between iohexol and metrizoate. Neuroradiology. 1983;24(4):213-5.