Commonly occurring product ions for PE(19:1(9Z)/17:0)) (View full structure)
m/z
Ion Description
Structure (click to enlarge)
744.5549
Precursor ion [M-H]-
492.3096
Loss of sn2 acyl chain as ketene (RCH=C=O) from [M-H]-
474.2990
Neutral loss of sn2 RCOOH group from [M-H]-
466.2939
Loss of sn1 acyl chain as ketene (RCH=C=O) from [M-H]-
448.2834
Neutral loss of sn1 RCOOH group from [M-H]-
295.2643
sn1 RCOO- ion
269.2486
sn2 RCOO- ion
152.9958
Glycerol-3-phosphate ion with loss of H2O
140.0118
Ethanolamine phosphate ion
122.0013
Ethanolamine 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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