The molecule is a hydroxy monocarboxylic acid anion corresponding to the conjugate base of mevaldic acid; major species at pH 7.3. It is a 5-oxo monocarboxylic acid anion and a hydroxy monocarboxylic acid anion. It is a conjugate base of a mevaldic acid.
3-hydroxy-3-methyl-5-oxopentanoate