1-1(Z)-Hexadecenyl-2-palmitoyl-sn-glycero-3-PE, a plasmalogen, incorporates 1(Z)-hexadecenoic acid and palmitic acid at the sn-1 and sn-2 positions, respectively.
1-1(Z)-Hexadecenyl-2-Palmitoyl-D9-sn-glycero-3-PE serves as an internal standard for quantitating 1-1 (Z)-hexadecenyl-2-palmitoyl-sn-glycero-3-PE,which is a plasmalogen incorporating 1 (Z)-hexadecanoic acid and palmitic acid at the sn-1 and sn-2 positions respectively,in analyses performed using GC- or LC-MS.