Commonly occurring product ions for PC(O-16:0/19:1(9Z))) (View full structure)
m/z
Ion Description
Structure (click to enlarge)
794.5836
Precursor ion [M.chloride]-
744.5913
Loss of CH3 and chloride from precursor ion
673.5178
Loss of choline and chloride from precursor ion
466.3303
Loss of sn2 acyl chain as ketene (RCH=C=O), CH3 and chloride from precursor ion
448.3197
Neutral loss of sn2 RCOOH group, loss of CH3 and chloride from precursor ion
377.2462
Loss of choline, chloride and neutral loss of sn2 RCOOH group from precursor ion
295.2643
sn2 RCOO- ion
224.0693
Glycerophosphocholine with loss of CH3 and H2O
168.0431
Phosphocholine with loss of CH3
152.9958
Glycerol-3-phosphate ion with loss of H2O
96.9696
H2PO4- ion (from phosphate)
78.9591
PO3- ion (from phosphate)
Note: Structures of product ions may represent one of a number of possible isobaric molecules in some cases
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