5059. Iopentol

Nomenclature

CAS number: 89797-00-2
5-[Acetyl(2-hydroxy-3-methoxypropyl)amino]-N,N′-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-benzenedicarboxamide; N,N′-bis(2,3-dihydroxypropyl)-5-[N-(2-hydroxy-3-methoxypropyl)acetamido]-2,4,6-triiodoisophthalamide; Imagopaque (GE Healthcare).
C20H28I3N3O9; mol wt 835.16.
C 28.76%, H 3.38%, I 45.59%, N 5.03%, O 17.24%.

Description and references

Nonionic, water soluble vascular contrast medium. Prepn: K. Wille, EP 105752 (1984 to Nyegaard A/S), C.A. 101, 72456e (1984). Synthesis and preparative LC purification: W. Skjold, A. Berg, J. Chromatogr. 366, 299 (1986). Effects on blood-brain barrier in animals: A. A. Michelet, Acta Radiol. 28, 329 (1987). Series of articles on clinical experience: Eur. Radiol. 7, Suppl. 4, S104-S161 (1997).

Chemical structure

Properties

Osmolality (300 mg I/ml): 0.64 mol/kg H2O. Viscosity at 20° (300 mg I/ml): 13.2 mPa. Partition coefficient (1-octanol/water): 0.007.

Therapeutic Category

Diagnostic aid (radiopaque medium).

Keywords

Diagnostic Aid (Radiopaque Medium)