(2-hydroxyphenyl)acetic acid is a hydroxy monocarboxylic acid that is acetic acid in which one of the methyl hydrogens is substituted by a 2-hydroxyphenyl group. It is a metabolite of phenylalanine and is excreted in the urine of patients suffering from diseases like phenylketonuria. It has a role as a mouse metabolite and a human metabolite. It is a member of phenols and a hydroxy monocarboxylic acid. It is functionally related to an acetic acid and a phenol. It is a conjugate acid of a (2-hydroxyphenyl)acetate.
