Iodobenzoic acids are any of three organic compounds with the formula IC6H4COOH, consisting of a carboxylic acid group and an iodine atom bonded to a central benzene ring. They can be considered as iodinated derivatives of benzoic acid, or as carboxylated variants of iodobenzene.
Iodobenzoic acid isomers Common name and systematic name 2-Iodobenzoic acid 3-Iodobenzoic acid 4-Iodobenzoic acid Structure Molecular formula C7H5IO2 (IC6H4COOH) Molar mass 248.018 g/mol Appearance white solid white solid white solid CAS number [88-67-5] [618-51-9] [619-58-9] Properties Density and phase 2.25 g/ml, solid 2.18 g/ml, solid Solubility in water practically insoluble Melting point 162 °C 185–187 °C 270–273 °C
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