Commonly occurring product ions for PE(8:0/8:0)) (View full structure)

m/zIon DescriptionStructure (click to enlarge)
466.2575Precursor ion [M-H]-
340.1531Loss of sn1 acyl chain as ketene (RCH=C=O) from [M-H]-
340.1531Loss of sn2 acyl chain as ketene (RCH=C=O) from [M-H]-
322.1425Neutral loss of sn1 RCOOH group from [M-H]-
322.1425Neutral loss of sn2 RCOOH group from [M-H]-
152.9958Glycerol-3-phosphate ion with loss of H2O
143.1078sn1 RCOO- ion
143.1078sn2 RCOO- ion
140.0118Ethanolamine phosphate ion
122.0013Ethanolamine 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