The molecule is a dipalmitoyl phosphatidylglycerol in which the stereocentre of the acylated glycerol portion has R-configuration. It is a conjugate acid of a 1,2-dihexadecanoyl-sn-glycero-3-phosphoglycerol(1-).
[(2R)-3-[2,3-dihydroxypropoxy(hydroxy)phosphoryl]oxy-2-hexadecanoyloxypropyl] hexadecanoate