The molecule is a glycerophosphoglycerol(1-) obtained by deprotonation of the phosphate OH group of sn-glycero-3-phosphoglycerol; major species at pH 7.3. It is a conjugate base of a sn-glycero-3-phosphoglycerol.
[(2R)-2,3-dihydroxypropyl] 2,3-dihydroxypropyl phosphate