The molecule is the D-enantiomer of 4-phosphoerythronic acid. It has a role as an Escherichia coli metabolite and a mouse metabolite. It derives from a D-erythronic acid. It is a conjugate acid of a 4-O-phosphonato-D-erythronate(3-). It is an enantiomer of a 4-phospho-L-erythronic acid.
(2R,3R)-2,3-dihydroxy-4-phosphonooxybutanoic acid