The molecule is a 1-phosphatidyl-1D-myo-inositol 3,5-bisphosphate in which both phosphatidyl acyl groups are specified as palmitoyl (hexadecanoyl). It derives from a hexadecanoic acid. It is a conjugate acid of a 1,2-dipalmitoyl-sn-glycero-3-phospho-(1'-D-myo-inositol-3',5'-bisphosphate)(5-).
[(2R)-2-hexadecanoyloxy-3-[hydroxy-[(2R,3R,5S,6R)-2,4,6-trihydroxy-3,5-diphosphonooxycyclohexyl]oxyphosphoryl]oxypropyl] hexadecanoate