Commonly occurring product ions for PC(O-18:1(3Z)/0:0) (View full structure)

m/zIon DescriptionStructure (click to enlarge)
542.3383Precursor ion [M.chloride]-
492.3460Loss of CH3 and chloride from precursor ion
421.2725Loss of choline and chloride from precursor ion
403.2619Loss of choline H2O and chloride from precursor ion
224.0693Glycerophosphocholine with loss of CH3 and H2O
168.0431Phosphocholine with loss of CH3
152.9958Glycerol-3-phosphate ion with loss of H2O
96.9696H2PO4- ion (from phosphate)
78.9591PO3- ion (from phosphate)
Note: Structures of product ions may represent one of a number of possible isobaric molecules in some cases