As an intermediate in the manufacturing of Contrast Media Intermediates, API like IOPAMIDOL, IOHEXOL,IOVERSOL,IOXILAN,IOPENTOL,IODAMIDE, IODIXAMOL, IOXALGIC ACID, IOTROLON ACID, AND ISOCARMIC ACID.
As a starting material for Monomethyl-5-Nitroisophthalate.