2-methoxy-3,5-dimethylpyrazine
- Formula: C7H10N2O
- Molecular weight: 138.1671
- IUPAC Standard InChI: InChI=1S/C7H10N2O/c1-5-4-8-7(10-3)6(2)9-5/h4H,1-3H3
- IUPAC Standard InChIKey: BXKLSVWRSUPMBO-UHFFFAOYSA-N
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: 3,5-Dimethyl-2-methoxypyrazine
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Gas Chromatography
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Van Den Dool and Kratz RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 1054. | Jezussek, Juliano, et al., 2002 | 30. m/0.32 mm/0.25 μm, He; Program: 40C(1min) => 40C/min => 50C(2min) => 6C/min => 240C |
Van Den Dool and Kratz RI, polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | FFAP | 1423. | Jezussek, Juliano, et al., 2002 | 30. m/0.25 mm/0.25 μm, He; Program: 40C(1min) => 40C/min => 50C(2min) => 6C/min => 240C |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 1055. | Czerny and Grosch, 2000 | 30. m/0.32 mm/0.25 μm, He, 40. C @ 2. min, 6. K/min, 230. C @ 5. min |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 1040. | Prat, Trias, et al., 2009 | 30. m/0.32 mm/0.50 μm, Hydrogen; Program: 40 0C 2 0C/min -> 12 0C/min -> 105 0C 6 0C/min -> 220 0C (20 min) |
Normal alkane RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | FFAP | 1417. | Czerny and Grosch, 2000 | 30. m/0.32 mm/0.25 μm, He, 40. C @ 2. min, 6. K/min, 230. C @ 5. min |
Normal alkane RI, polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-Wax | 1433. | Ferreira, Juan, et al., 2009 | 30. m/0.32 mm/0.50 μm; Program: 40 0C (5 min) 4 0C/min -> 100 0C 6 0C/min -> 220 0C (40 min) |
| Capillary | DB-Wax | 1450. | Prat, Trias, et al., 2009 | 30. m/0.32 mm/0.50 μm, Hydrogen; Program: 40 0C 2 0C/min -> 12 0C/min -> 105 0C 6 0C/min -> 220 0C (20 min) |
References
Go To: Top, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Jezussek, Juliano, et al., 2002
Jezussek, M.; Juliano, B.O.; Schieberle, P.,
Comparison of key aroma compounds in cooked brown rice varieties based on aroma extract dilution analysis,
J. Agric. Food Chem., 2002, 50, 5, 1101-1105, https://doi.org/10.1021/jf0108720
. [all data]
Czerny and Grosch, 2000
Czerny, M.; Grosch, W.,
Potent odorants of raw Arabica coffee. Their changes during roasting,
J. Agric. Food Chem., 2000, 48, 3, 868-872, https://doi.org/10.1021/jf990609n
. [all data]
Prat, Trias, et al., 2009
Prat, C.; Trias, R.; Cullere, L.; Escudero, A.; Antico, E.; BAneras, L.,
Off-odor compounds produced in cork by isolated bacteria and fungi: a gas chromatography - mass spectrometry and gas chromatography - olfactometry study,
J. Agric. Food Chem., 2009, 57, 16, 7473-7479, https://doi.org/10.1021/jf900723s
. [all data]
Ferreira, Juan, et al., 2009
Ferreira, V.; Juan, F.S.; Escudero, A.; Cullere, L.; Fernandez-Zurbano, P.; Saenz-Navajas, M.P.; Cacho, J.,
Modeling quality of premium Spanish red wines from gas chromatography-olfactometry data,
J. Agr. Food. Chem., 2009, 57, 16, 7490-7498, https://doi.org/10.1021/jf9006483
. [all data]
Notes
Go To: Top, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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