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Shortening on FAMEWAX

PeakstR (min)Structural Nomenclature
1.Methyl laurate2.746C12:0
2.Methyl myristate4.815C14:0
3.Methyl palmitate8.895C16:0
4.Methyl stearate14.704C18:0
5.Methyl oleate15.195C18:1 cis-9
6.Methyl vaccenate15.400C18:1 cis-11
7.Methyl linoleate16.621C18:2 cis-9,12
8.Methyl linolenate18.607C18:3 cis-9,12,15
9.Methyl arachidate21.440C20:0
image
GC_FF1274
ColumnFAMEWAX, 30 m, 0.25 mm ID, 0.25 µm (cat.# 12497)
SampleShortening
Diluent:Hexane
Injection
Inj. Vol.:1 µL split (split ratio 100:1)
Liner:Topaz 4 mm ID straight inlet liner w/wool (cat.# 23300)
Inj. Temp.:250 °C
Oven
Oven Temp.:160 °C to 240 °C at 2 °C/min (hold 1 min)
Carrier GasHe, constant flow
Flow Rate:1.4 mL/min
DetectorMS
Mode:Scan
Transfer Line Temp.:250 °C
Analyzer Type:Quadrupole
Source Type:Inert
InstrumentAgilent 7890A GC & 5975C MSD
NotesThe sample was prepared using sodium methoxide.
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