2-Hydroxy-6-iodobenzoic acid is a halogenated derivative of salicylic acid, featuring an iodine substituent at the 6-position of the aromatic ring. This compound is of interest in organic synthesis and pharmaceutical research due to its versatile reactivity, particularly in metal-catalyzed cross-coupling reactions and as a precursor for more complex iodinated structures. The presence of both hydroxyl and carboxyl functional groups enhances its utility in chelation and derivatization applications. Its well-defined molecular structure and high purity make it suitable for precise synthetic modifications. The iodine moiety further provides opportunities for radiolabeling or as a heavy atom in crystallography studies.