The molecule is a myo-inositol pentakisphosphate comprising 1D-myo-inositol having the five phosphate groups placed in the 1-' 2-' 4-, 5- and 6-positions. It derives from a myo-inositol. It is a conjugate acid of a 1D-myo-inositol 1,2,4,5,6-pentakisphosphate(10-).
[(1R,2R,4R,5S)-3-hydroxy-2,4,5,6-tetraphosphonooxycyclohexyl] dihydrogen phosphate