The molecule is an organophosphonate oxoanion obtained by deprotonation of the phosphonate OH groups of [(1R,2S)-2-hydroxy-1-thiopropyl]phosphonic acid; major species at pH 7.3. It is a conjugate base of a [(1R,2S)-2-hydroxy-1-thiopropyl]phosphonic acid.
(1R,2S)-1-phosphonato-1-sulfanylpropan-2-ol