3,5-Dihexanamido-2,4,6-triiodo-benzoic Acid-d22 is the isotope labelled analog of 3,5-Dihexanamido-2,4,6-triiodo-benzoic Acid (D448150); a derivative of 3,5-Diamino-2,4,6-triiodobenzoic Acid (D416820) which is a metabolite of Diatrizoate with mutagenic and cytotoxic properties.