The molecule is dianion of D-hamamelose 2(1)-phosphate arising from deprotonation of the phosphate OH groups; major species at pH 7.3. It is a conjugate base of a D-hamamelose 2(1)-(dihydrogen phosphate).
[(2R,3R,4R)-2-formyl-2,3,4,5-tetrahydroxypentyl] phosphate