The molecule is the furanose form of D-tagatose 1,6-bisphosphate. It derives from a D-tagatofuranose. It is a conjugate acid of a D-tagatofuranose 1,6-bisphosphate(4-).
[(2R,3R,4S)-3,4,5-trihydroxy-5-(phosphonooxymethyl)oxolan-2-yl]methyl dihydrogen phosphate