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 | ||||
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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 | ||||
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 |
References
- "2-Iodobenzoic acid". PubChem. Retrieved 2022-11-27.
- "3-Iodobenzoic acid". ChemSpider. Retrieved 5 January 2024.
- "4-Iodobenzoic acid". PubChem. Retrieved 2023-01-21.