Acetylpyrazine
- Formula: C6H6N2O
- Molecular weight: 122.1246
- IUPAC Standard InChI: InChI=1S/C6H6N2O/c1-5(9)6-4-7-2-3-8-6/h2-4H,1H3
- IUPAC Standard InChIKey: DBZAKQWXICEWNW-UHFFFAOYSA-N
- CAS Registry Number: 22047-25-2
- 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. - Species with the same structure:
- Other names: 2-Acetylpyrazine; Ethanone, 1-pyrazinyl-; Ketone, methyl pyrazinyl; pyrazin-1-ylethan-1-one
- Information on this page:
- Other data available:
- Options:
Normal alkane RI, polar column, custom temperature program
Go To: Top, References, Notes
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
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | DB-Wax | DB-Wax | DB-Wax | DB-Wax | DB-Wax |
| Column length (m) | 30. | 30. | 30. | 30. | 30. |
| Carrier gas | Hydrogen | Hydrogen | Hydrogen | Hydrogen | |
| Substrate | |||||
| Column diameter (mm) | 0.32 | 0.32 | 0.32 | 0.25 | 0.25 |
| Phase thickness (μm) | 0.50 | 0.50 | 0.50 | 0.25 | 0.25 |
| Program | 40 0C (5 min) 4 0C/min -> 100 0C 6 0C/min -> 220 0C (20 min) | 40 0C (5 min) 4 0C/min -> 100 0C 6 0C/min -> 220 0C (40 min) | 40 0C 2 0C/min -> 12 0C/min -> 105 0C 6 0C/min -> 220 0C (20 min) | 44 0C 3 0C/min -> 170 0C 8 0C/min -> 250 0C | not specified |
| I | 1621. | 1621. | 1646. | 1614. | 1665. |
| Reference | San-Juan, Petka, et al., 2010 | Ferreira, Juan, et al., 2009 | Prat, Trias, et al., 2009 | Gonzalez-Rios, Suarez-Quiroz, et al., 2007 | Gonzalez-Rios, Suarez-Quiroz, et al., 2007 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | HP-Innowax | HP-Innowax | Innowax | FFAP | Supelcowax-10 |
| Column length (m) | 60. | 60. | 30. | 25. | 30. |
| Carrier gas | Helium | Helium | Helium | He | He |
| Substrate | |||||
| Column diameter (mm) | 0.32 | 0.32 | 0.25 | 0.32 | 0.32 |
| Phase thickness (μm) | 0.25 | 0.25 | 0.50 | 0.25 | |
| Program | 40 0C (5 min) 4 0C/min -> 60 0C (5 min) 8 0C/min -> 250 0C (3 min) | not specified | 40 0C (2 min) 10 0C/min -> 100 0C 3 0C/min -> 160 0C 5 0C/min -> 260 0C (10 min) | 35C(2min) => 40C/min => 60C(2min) => 6C/min => 230C | 35C => 40C/min => 60C(2min) => 4C/min => 240C |
| I | 1644. | 1617. | 1638. | 1607. | 1597. |
| Reference | Viegas and Bassoli, 2007 | Viegas and Bassoli, 2007 | Ito and Mori, 2004 | Zehentbauer and Grosch, 1998 | Schieberle and Grosch, 1994 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, polar column, custom temperature program, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
San-Juan, Petka, et al., 2010
San-Juan, F.; Petka, J.; Cacho, J.; Ferreira, V.; Escudero, A.,
Producing headspace extracts for the gas chromatography - olphactometric evaluation of wine aroma,
Food Chemistry, 2010, 123, 1, 188-195, https://doi.org/10.1016/j.foodchem.2010.03.129
. [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]
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]
Gonzalez-Rios, Suarez-Quiroz, et al., 2007
Gonzalez-Rios, O.; Suarez-Quiroz, M.L.; Boulanger, R.; Barel, M.; Guyot, B.; Guiraud, J.-P.; Schorr-Galindo, S.,
Impact of ecological post-harvest processing of coffee aroma: II Roasted coffee.,
J. Food Composition Analysis, 2007, 20, 3-4, 297-307, https://doi.org/10.1016/j.jfca.2006.12.004
. [all data]
Viegas and Bassoli, 2007
Viegas, M.C.; Bassoli, D.G.,
Utilizacao do indice de retencao linear para caracterizacao de compostos volateis em cafe soluvel utilizando GC-MS e coluna HP-Innowax,
Quim. Nova, 2007, 30, 8, 2031-2034, https://doi.org/10.1590/S0100-40422007000800040
. [all data]
Ito and Mori, 2004
Ito, K.; Mori, M.,
Formation of pyrazines in aqueous maltose/glucose/fructose-glutamide model systems upon heating at below 100 0C,
Food Sci. Technol. Res., 2004, 10, 2, 199-204, https://doi.org/10.3136/fstr.10.199
. [all data]
Zehentbauer and Grosch, 1998
Zehentbauer, G.; Grosch, W.,
Crust aroma of baguettes. I. Key odorants of baguettes prepared in two different ways,
J. Cereal Science, 1998, 28, 1, 81-92, https://doi.org/10.1006/jcrs.1998.0184
. [all data]
Schieberle and Grosch, 1994
Schieberle, P.; Grosch, W.,
Potent odorants of rye bread crust - differences from the crumb and from wheat bread crust,
Z. Lebensm. Unters. Forsch., 1994, 198, 4, 292-296, https://doi.org/10.1007/BF01193177
. [all data]
Notes
Go To: Top, Normal alkane RI, polar column, custom temperature program, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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