Amidotrizoic acid is a member of the class of benzoic acids that is benzoic acid having iodo substituents at the 2-, 4- and 6-positions and acetamido substituents at the 3- and 5-positions.
Amidotrizoic acid is an iodine containing contrast agent. Diatrizoic acid is also known to be one of the trace contaminants of wastewater treatment plants.