The molecule is a phosphatidylinositol 3-phosphate 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-dipalmitoylglycero-3-phospho-(1'-D-myo-inositol-3'-phosphate)(3-).
[2-hexadecanoyloxy-3-[hydroxy-[(1S,2R,3S,4S,5R,6R)-2,3,4,6-tetrahydroxy-5-phosphonooxycyclohexyl]oxyphosphoryl]oxypropyl] hexadecanoate