摘要 |
<p>A process for the manufacture of iodixanol by performing a purification process of the crude product in a solvent comprising ethanol. The crude product may be obtained in aqueous solution from dimerisation of 5-acetamido-N,N′-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-isophthalamide (Compound A).</p> |