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(±)-Menthone on Rt-βDEXm

PeakstR (min)
ColumnRt-βDEXm, 30 m, 0.32 mm ID, 0.25 µm (cat.# 13101)
Conc.:920 µg/mL
Inj. Vol.:1 µL split (split ratio 100:1)
Liner:Topaz 4.0 mm ID Precision inlet liner w/ wool (cat.# 23305)
Inj. Temp.:210 °C
Oven Temp.:40 °C (hold 1 min) to 230 °C at 2 °C/min (hold 3 min)
Carrier GasH2, constant flow
Linear Velocity:80 cm/sec @ 40 °C
DetectorFID @ 230 °C
Constant Column + Constant Make-up:51.4 mL/min
Make-up Gas Type:N2
Hydrogen flow:40 mL/min
Air flow:400 mL/min
Data Rate:50 Hz
InstrumentAgilent 7890A GC
Sample Preparation(±)-Menthone (neat) was dissolved in acetone to a final concentration of 920 ppm in 2 mL, screw-thread vials (cat.# 21143), and capped with short-cap, screw-vial closures (cat.# 24495).
NotesEnantiomeric resolution of (±)-menthone was 4.1.