Commonly occurring product ions for PC(9:0/9:0)) (View full structure)

m/zIon DescriptionStructure (click to enlarge)
572.3125Precursor ion [M.chloride]-
522.3201Loss of CH3 and chloride from precursor ion
451.2466Loss of choline and chloride from precursor ion
382.2000Loss of sn2 acyl chain as ketene (RCH=C=O), CH3 and chloride from precursor ion
382.2000Loss of sn1 acyl chain as ketene (RCH=C=O), CH3 and chloride from precursor ion
364.1895Neutral loss of sn2 RCOOH group, loss of CH3 and chloride from precursor ion
364.1895Neutral loss of sn1 RCOOH group, loss of CH3 and chloride from precursor ion
224.0693Glycerophosphocholine with loss of CH3 and H2O
168.0431Phosphocholine with loss of CH3
157.1234sn2 RCOO- ion
157.1234sn1 RCOO- ion
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