Carboxyphenyl is a compound that contains both a carboxylic acid and a phenyl group. Its synonyms include benzene carboxylic acid, phenylcarboxylic acid, benzoic acid, and carboxybenzene. These synonyms are often used in organic chemistry to describe the same compound and are interchangeable depending on the context. Benzoic acid is commonly used as a food preservative, while carboxybenzene is used in the production of dyes and pharmaceuticals. Synonyms for carboxyphenyl can be useful for scientists and researchers who work with this compound and need to communicate their findings with others in the field.