Commonly occurring product ions for PS(10:0/26:1(5Z)) (View full structure)

m/zIon DescriptionStructure (click to enlarge)
788.5447Precursor ion [M-H]-
701.5127Loss of serine from precursor ion
547.3769Loss of sn1 acyl chain as ketene (RCH=C=O) and serine from [M-H]-
529.3664Neutral loss of sn1 RCOOH group and serine from [M-H]-
393.3738sn2 RCOO- ion
325.1422Loss of sn2 acyl chain as ketene (RCH=C=O) and serine from [M-H]-
307.1316Neutral loss of sn2 RCOOH group and serine from [M-H]-
171.1391sn1 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