Commonly occurring product ions for PA(14:1(9Z)/18:2(9Z,12Z))) (View full structure)
m/z
Ion Description
Structure (click to enlarge)
641.4188
Precursor ion [M-H]-
433.2361
Loss of sn1 acyl chain as ketene (RCH=C=O) from [M-H]-
415.2255
Neutral loss of sn1 RCOOH group from [M-H]-
379.1891
Loss of sn2 acyl chain as ketene (RCH=C=O) from [M-H]-
361.1786
Neutral loss of sn2 RCOOH group from [M-H]-
279.2330
sn2 RCOO- ion
225.1860
sn1 RCOO- ion
171.0064
Glycerol-3-phosphate 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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