Commonly occurring product ions for PS(20:1(11Z)/12:0)) (View full structure)
m/z
Ion Description
Structure (click to enlarge)
732.4821
Precursor ion [M-H]-
645.4501
Loss of serine from precursor ion
463.2830
Loss of sn2 acyl chain as ketene (RCH=C=O) and serine from [M-H]-
445.2725
Neutral loss of sn2 RCOOH group and serine from [M-H]-
353.1735
Loss of sn1 acyl chain as ketene (RCH=C=O) and serine from [M-H]-
335.1629
Neutral loss of sn1 RCOOH group and serine from [M-H]-
309.2799
sn1 RCOO- ion
199.1704
sn2 RCOO- ion
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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