share:
delim
delim
Flavor Compounds in Malt Whiskey on Stabilwax-DA

Flavor Compounds in Malt Whiskey on Stabilwax-DA

Peaks
1.Nonanoic acid
2.Diethyl 2-hydroxyglutarate
3.Unknown
4.Tetradecanol
5.4-Vinylguaiacol
6.Diethyl nonanedioate
7.Methyl hexadecanoate
8.Ethyl γ-lactone 2-hydroxyglutarate
9.Ethyl hexadecanoate
10.Decanoic acid
11.Ethyl 9-hexadecanoate
12.Triacosan
13.Unknown
14.Phthalide
15.Diethylphthalate
16.Hexadecanol
17.4-Hydroxycinnamic acid (decomp.)
18.Methyl stearate
19.Benzoic acid
Peaks
20.Methyl 8-octadecenoate
21.Ethyl stearate
22.Dodecanoic acid
23.Hydroxymethylfurfuraldehyde
24.Ethyl linoleate
25.4-Allyl-2,6-dimethoxyphenol
26.Diisobutyl phthalate
27.Vanillin
28.Sinapic acid (decomp.)
29.2-phenylethyl decanoate + 2 unknowns
30.4-(2-Propenyl)-2,6-dimethoxyphenol
31.Ethyl vanillate
32.Acetovanillone
33.Vanillin methyl ketone
34.Tetradecanoic acid
35.Ethyl homovanillate
36.Propiovanillone
37.fatty acid ester
38.(similar to 4-allyl-2,6-dimethoxyphenol)
39.unknown
image
GC_FF00557
ColumnStabilwax-DA, 30 m, 0.18 mm ID, 0.18 µm (cat.# 550752)
Injection
Inj. Vol.:10 µL splitless
Oven
Oven Temp.:60 °C (hold 2 min) to 100 °C at 20 °C/min to 240 °C at 5 °C/min (hold 10 min)
Carrier GasHe, constant flow
Linear Velocity:45 cm/sec
DetectorMS
Mode:Scan
Transfer Line Temp.:240 °C
Source Temp.:230 °C
Quad Temp.:150 °C
Electron Energy:70 eV
Ionization Mode:EI
Scan Range:30-400 amu
NotesInj: 10µL/min
Std. conc.: neat
Gerstel CIS Injector: 35°C (hold 2 min.), to 300°C @ 10°C/sec. (hold 5 min.)
Helium vent flow: 600mL/min with 1.8 min. vent end time
AcknowledgementChromatogram courtesy of Kevin MacNamara, Ph.D., Irish Distilleries, Ltd.
Download PDF

Printing tips! To print chromatograms full page, change the print settings in the print dialogue window of your PDF reader software: 1) "fit" or "fit to page", 2) "landscape" for wide chromatograms or "portrait" for tall chromatograms.