The molecule is a ketoaldonic acid that is the 2-dehydro-3-deoxy derivative of L-galactonic acid. It is a hexonic acid and a ketoaldonic acid. It is a conjugate acid of a 2-keto-3-deoxy-L-galactonate. It is an enantiomer of a 2-dehydro-3-deoxy-D-galactonic acid.
(4S,5S)-4,5,6-trihydroxy-2-oxohexanoic acid