2-ethenyl-3,5-dimethylpyrazine
- Formula: C8H10N2
- Molecular weight: 134.1784
- IUPAC Standard InChI: InChI=1S/C8H10N2/c1-4-8-7(3)10-6(2)5-9-8/h4-5H,1H2,2-3H3
- IUPAC Standard InChIKey: ZUOLEJGELMNGPM-UHFFFAOYSA-N
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Pyrazine, 2-ethenyl-3,5-dimethyl
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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, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 1078. | Specht and Baltes, 1994 | 60. m/0.25 mm/0.25 μm, 35. C @ 10. min, 2. K/min, 280. C @ 10. min |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SE-54 | 1102. | Tairu, Hofmann, et al., 2000 | 30. m/0.32 mm/0.25 μm, He; Program: 35C (2min) => 40C/min => 60C (2min) => 6C/min => 180C (5min) => 10C/min => 230C (5min) |
Van Den Dool and Kratz RI, polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | FFAP | 1552. | Tairu, Hofmann, et al., 2000 | 30. m/0.32 mm/0.25 μm, He; Program: 35C (2min) => 40C/min => 60C (2min) => 6C/min => 180C (5min) => 10C/min => 230C (5min) |
| Capillary | FFAP | 1520. | Hofmann and Schieberle, 1998 | 30. m/0.32 mm/0.25 μm; Program: 35C(2min) => 40C/min => 60C(5min) => 6C/min => 230C(15min) |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 1109. | Sanz, Czerny, et al., 2002 | 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 | 1102. | Matsui, Guth, et al., 1998 | 30. m/0.32 mm/0.25 μm, He; Program: 35C(1min) => 40C/min => 60C (1min) => 6C/min => 230C |
Normal alkane RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | TC-Wax | 1551. | Ishikawa, Ito, et al., 2004 | 60. m/0.25 mm/0.5 μm, He, 40. C @ 8. min, 3. K/min; Tend: 230. C |
| Capillary | DB-FFAP | 1545. | Sanz, Czerny, et al., 2002 | 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-FFAP | 1553. | Mayer and Grosch, 2001 | 30. m/0.32 mm/0.25 μm, He; Program: 35 0C (2 min) 40 K/min -> 60 0C (1 min) 6 K/min -> 240 0C |
| Capillary | FFAP | 1524. | Matsui, Guth, et al., 1998 | 30. m/0.32 mm/0.25 μm, He; Program: 35C(1min) => 40C/min => 60C (1min) => 6C/min => 230C |
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.
Specht and Baltes, 1994
Specht, K.; Baltes, W.,
Identification of volatile flavor compounds with high aroma values from shallow-fried beef,
J. Agric. Food Chem., 1994, 42, 10, 2246-2253, https://doi.org/10.1021/jf00046a031
. [all data]
Tairu, Hofmann, et al., 2000
Tairu, A.O.; Hofmann, T.; Schieberle, P.,
Studies on the key odorants formed by roasting of wild mango seeds (Irvingia gabonensis),
J. Agric. Food Chem., 2000, 48, 6, 2391-2394, https://doi.org/10.1021/jf990765u
. [all data]
Hofmann and Schieberle, 1998
Hofmann, T.; Schieberle, P.,
Identification of key aroma compounds generated from cysteine and carbohydrates under roasting conditions,
Z. Lebensm. Unters. Forsch. A, 1998, 207, 3, 229-236, https://doi.org/10.1007/s002170050324
. [all data]
Sanz, Czerny, et al., 2002
Sanz, C.; Czerny, M.; Cid, C.; Schieberle, P.,
Comparison of potent odorants in a filtered coffee brew and in an instant coffee beverage by aroma extract dilution analysis (AEDA),
Eur. Food Res. Technol., 2002, 214, 4, 299-302, https://doi.org/10.1007/s00217-001-0459-9
. [all data]
Matsui, Guth, et al., 1998
Matsui, T.; Guth, H.; Grosch, W.,
A comparative study of potent odorants in peanut, hazelnut, and pumpkin seed oils on the basis of aroma extract dilution analysis (AEDA) and gas chromatography-olfactometry of headspace samples (GCOH),
Lipid - Fett, 1998, 100, 2, 51-56, https://doi.org/10.1002/(SICI)1521-4133(199802)100:2<51::AID-LIPI51>3.0.CO;2-W
. [all data]
Ishikawa, Ito, et al., 2004
Ishikawa, M.; Ito, O.; Ishizaki, S.; Kurobayashi, Y.; Fujita, A.,
Solid-phase aroma concentrate extraction (SPACE ): a new headspace technique for more sensitive analysis of volatiles,
Flavour Fragr. J., 2004, 19, 3, 183-187, https://doi.org/10.1002/ffj.1322
. [all data]
Mayer and Grosch, 2001
Mayer, F.; Grosch, W.,
Aroma simulation on the basis of the odourant composition of roasted coffee headspace,
Flavour Fragr. J., 2001, 16, 3, 180-190, https://doi.org/10.1002/ffj.975
. [all data]
Notes
Go To: Top, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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