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 Copy

  
• IUPAC Standard InChIKey: DBZAKQWXICEWNW-UHFFFAOYSA-N Copy
• 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:
  • 2-Acetylpyrazine
• Other names: 2-Acetylpyrazine; Ethanone, 1-pyrazinyl-; Ketone, methyl pyrazinyl; pyrazin-1-ylethan-1-one
• Information on this page:
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
• Options:
  • Switch to SI units

IR Spectrum

Go To: Top, Mass spectrum (electron ionization), Gas Chromatography, 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

Gas Phase Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

For Zoom

1.) Enter the desired X axis range (e.g., 100, 200)

2.) Check here for automatic Y scaling

3.) Press here to zoom

Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.

Additional Data

Mass spectrum (electron ionization)

Go To: Top, IR Spectrum, Gas Chromatography, 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

Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

For Zoom

1.) Enter the desired X axis range (e.g., 100, 200)

2.) Check here for automatic Y scaling

3.) Press here to zoom

Additional Data

Gas Chromatography

Go To: Top, IR Spectrum, Mass spectrum (electron ionization), 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

Kovats' RI, polar column, temperature ramp

View large format table.

Van Den Dool and Kratz RI, non-polar column, temperature ramp

View large format table.

Van Den Dool and Kratz RI, non-polar column, custom temperature program

View large format table.

Van Den Dool and Kratz RI, polar column, temperature ramp

View large format table.

Van Den Dool and Kratz RI, polar column, custom temperature program

View large format table.

Normal alkane RI, non-polar column, temperature ramp

View large format table.

Normal alkane RI, non-polar column, custom temperature program

View large format table.

Normal alkane RI, polar column, temperature ramp

View large format table.

Normal alkane RI, polar column, custom temperature program

View large format table.

References

Go To: Top, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Shimoda and Shibamoto, 1990
Shimoda, M.; Shibamoto, T., Isolation and identification of headspace volatiles from brewed coffee with an on-column GC/MS method, J. Agric. Food Chem., 1990, 38, 3, 802-804, https://doi.org/10.1021/jf00093a045 . [all data]

Kim, 2001
Kim, J.S., Einfluss der Temperatur beim Rösten von Sesam auf Aroma und antioxidative Eigenschaften des Öls, PhD Thesis, Technischen Universität Berlin zur Erlangung des akademischen Grades, Berlin, 2001, 151. [all data]

Cha and Cadwallader, 1998
Cha, Y.J.; Cadwallader, K.R., Aroma-active compounds in skipjack tuna sauce, J. Agric. Food Chem., 1998, 46, 3, 1123-1128, https://doi.org/10.1021/jf970380g . [all data]

Misharina, Golovnya, et al., 1991
Misharina, T.A.; Golovnya, R.V.; Yakovleva, V.N.; Vitt, S.V., Pyrazines formed in model glycerin-water systems, Russ. Chem. Bull. (Engl. Transl.), 1991, 40, 9, 1742-1748, https://doi.org/10.1007/BF00960396 . [all data]

Escudero, Campo, et al., 2007
Escudero, A.; Campo, E.; Fariña, L.; Cacho, J.; Ferreira, V., Analytical Characterization of the Aroma of Five Premium Red Wines. Insights into the Role of Odor Families and the Concept of Fruitiness of Wines, J. Agric. Food Chem., 2007, 55, 11, 4501-4510, https://doi.org/10.1021/jf0636418 . [all data]

Majcher and Jelen, 2007
Majcher, M.A.; Jelen, H.H., Effect of Cysteine and Cystine Addition on Sensory Profile and Potent Odorants of Extruded Potato Snacks, J. Agric. Food Chem., 2007, 55, 14, 5754-5760, https://doi.org/10.1021/jf0703147 . [all data]

Campo, Ferreira, et al., 2005
Campo, E.; Ferreira, V.; Escudero, A.; Cacho, J., Prediction of the wine sensory properties related to grape variety from dynamic-headspace gas chromatography-olfactometry data, J. Agric. Food Chem., 2005, 53, 14, 5682-5690, https://doi.org/10.1021/jf047870a . [all data]

Majcher and Jelén, 2005
Majcher, M.A.; Jelén, H.H., Identification of potent odorants formed during the preparation of extruded potato snacks, J. Agric. Food Chem., 2005, 53, 16, 6432-6437, https://doi.org/10.1021/jf050412x . [all data]

Münch, Hofmann, et al., 1997
Münch, P.; Hofmann, T.; Schieberle, P., Comparison of key odorants generated by thermal treatment of commercial and self-prepared yeast extracts: influence of the amino acid composition on odorant formation, J. Agric. Food Chem., 1997, 45, 4, 1338-1344, https://doi.org/10.1021/jf960658p . [all data]

Pozo-Bayon M.A., Ruiz-Rodriguez A., et al., 2007
Pozo-Bayon M.A.; Ruiz-Rodriguez A.; Pernin K.; Cayot N., Influence of eggs on the aroma composition of a sponge cake and on the aroma release in model studies on flavored sponge cakes, J. Agric. Food Chem., 2007, 55, 4, 1418-1426, https://doi.org/10.1021/jf062203y . [all data]

Petka, Ferreira, et al., 2006
Petka, J.; Ferreira, V.; González-Viñas, M.A.; Cacho, J., Sensory and Chemical Characterization of the Aroma of a White Wine Made with Devín Grapes, J. Agric. Food Chem., 2006, 54, 3, 909-915, https://doi.org/10.1021/jf0518397 . [all data]

Chung, Yung, et al., 2002
Chung, H.-Y.; Yung, I.K.S.; Ma, W.C.J.; Kim, J.-S., Analysis of volatile components in frozen and dried scallops (Patinopecten yessoensis) by gas chromatography/mass spectrometry, Food Res. Int., 2002, 35, 1, 43-53, https://doi.org/10.1016/S0963-9969(01)00107-7 . [all data]

Chung, Yung, et al., 2001
Chung, H.Y.; Yung, I.K.S.; Kim, J.-S., Comparison of volatile components in dried scallops (Chlamys farreri and Patinopecten yessoensis) prepared by boiling and steaming methods, J. Agric. Food Chem., 2001, 49, 1, 192-202, https://doi.org/10.1021/jf000692a . [all data]

le Guen, Prost, et al., 2001
le Guen, S.; Prost, C.; Demaimay, M., Evaluation of the representativeness of the odor of cooked mussel extracts and the relationship between sensory descriptors and potent odorants, J. Agric. Food Chem., 2001, 49, 3, 1321-1327, https://doi.org/10.1021/jf000781n . [all data]

Le Guen, Prost, et al., 2000
Le Guen, S.; Prost, C.; Demaimay, M., Characterization of odorant compounds of mussels (Mytilus edulis) according to their origin using gas chromatography-olfactometry and gas chromatography-mass spectrometry, J. Chromatogr. A, 2000, 896, 1-2, 361-371, https://doi.org/10.1016/S0021-9673(00)00729-9 . [all data]

Chung, 1999
Chung, H.Y., Volatile components in crabmeats of Charybdis feriatus, J. Agric. Food Chem., 1999, 47, 6, 2280-2287, https://doi.org/10.1021/jf981027t . [all data]

Shimoda, Nakada, et al., 1997
Shimoda, M.; Nakada, Y.; Nakashima, M.; Osajima, Y., Quantitative comparison of volatile flavor compounds in deep-roasted and light-roasted sesame seed oil, J. Agric. Food Chem., 1997, 45, 8, 3193-3196, https://doi.org/10.1021/jf970172o . [all data]

Shimoda, Shiratsuchi, et al., 1996
Shimoda, M.; Shiratsuchi, H.; Nakada, Y.; Wu, Y.; Osajima, Y., Identification and sensory characterization of volatile flavor compounds in sesame seed oil, J. Agric. Food Chem., 1996, 44, 12, 3909-3912, https://doi.org/10.1021/jf960115f . [all data]

Cadwallader, Tan, et al., 1995
Cadwallader, K.R.; Tan, Q.; Chen, F.; Meyers, S.P., Evaluation of the aroma of cooked spiny lobster tail meat by aroma extract dilution analysis, J. Agric. Food Chem., 1995, 43, 9, 2432-2437, https://doi.org/10.1021/jf00057a022 . [all data]

Chung and Cadwallader, 1993
Chung, H.Y.; Cadwallader, K.R., Volatile components in blue crab (Callinectes sapidus) meat and processing by-product, J. Food Sci., 1993, 58, 6, 1203-1207, https://doi.org/10.1111/j.1365-2621.1993.tb06148.x . [all data]

Bianchi, Careri, et al., 2007
Bianchi, F.; Careri, M.; Mangia, A.; Musci, M., Retention indices in the analysis of food aroma volatile compounds in temperature-programmed gas chromatography: Database creation and evaluation of precision and robustness, J. Sep. Sci., 2007, 39, 4, 563-572, https://doi.org/10.1002/jssc.200600393 . [all data]

Pennarun, Prost, et al., 2003
Pennarun, A.-L.; Prost, C.; Haure, J.; Demaimay, M., Comparison of two microalgal diets. 2. Influence on odorant composition and organoleptic qualities of raw oysters (Crassostrea gigas), J. Agric. Food Chem., 2003, 51, 7, 2011-2018, https://doi.org/10.1021/jf020549c . [all data]

Pennarun, Prost, et al., 2002
Pennarun, A.L.; Prost, C.; Demaimay, M., Identification and origin of the character-impact compounds of raw oyster Crassostrea gigas, J. Sci. Food Agric., 2002, 82, 14, 1652-1660, https://doi.org/10.1002/jsfa.1236 . [all data]

Sérot, Regost, et al., 2001
Sérot, T.; Regost, C.; Prost, C.; Robin, J.; Arzel, J., Effect of dietary lipid sources on odour-active compounds in muscle of turbot (Psetta maxima), J. Sci. Food Agric., 2001, 81, 14, 1339-1346, https://doi.org/10.1002/jsfa.950 . [all data]

Risticevic, Carasek, et al., 2008
Risticevic, S.; Carasek, E.; Pawliszyn, J., Headspace solid-phase microextraction-gas chromatographic-time-of-flight mass spectrometric methodology for geographical origin verification of coffee, Anal. Chim. Acta, 2008, 617, 1-2, 72-84, https://doi.org/10.1016/j.aca.2008.04.009 . [all data]

Cadwallader and Heo, 2001
Cadwallader, K.R.; Heo, J., Aroma of roasted sesame oil: characterization by direct thermal desorption-gas chromatography-olfactometry and sample dilution analysis, Am. Chem. Soc. Symp. Ser., 2001, 782, 187-202. [all data]

Chen and Ho, 1999
Chen, J.; Ho, C.-T., Comparison of volatile generation in serine/threonine/glutamine-ribose/glucose/fructose model systems, J. Agric. Food Chem., 1999, 47, 2, 643-647, https://doi.org/10.1021/jf980771a . [all data]

Chen and Ho, 1998
Chen, J.; Ho, C.-T., Volatile compounds generated in serine-monosaccharide model systems, J. Agric. Food Chem., 1998, 46, 4, 1518-1522, https://doi.org/10.1021/jf970934f . [all data]

Chen, Wang, et al., 1998
Chen, J.; Wang, M.; Ho, C.-T., Volatile compounds generated from thermal degradation of N-acetylglucosamine, J. Agric. Food Chem., 1998, 46, 8, 3207-3209, https://doi.org/10.1021/jf980129g . [all data]

Schieberle, 1991
Schieberle, P., Primary odorants in popcorn, J. Agric. Food Chem., 1991, 39, 6, 1141-1144, https://doi.org/10.1021/jf00006a030 . [all data]

Mihara and Masuda, 1987
Mihara, S.; Masuda, H., Correlation between molecular structures and retention indices of pyrazines, J. Chromatogr., 1987, 402, 309-317, https://doi.org/10.1016/0021-9673(87)80029-8 . [all data]

Mihara and Enomoto, 1985
Mihara, S.; Enomoto, N., Calculation of retention indices of pyrazines on the basis of molecular structure, J. Chromatogr., 1985, 324, 428-430, https://doi.org/10.1016/S0021-9673(01)81342-X . [all data]

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]

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]

Lermusieau, Bulens, et al., 2001
Lermusieau, G.; Bulens, M.; Collin, S., Use of GC-olfactometry to identify the hop aromatic compounds in beer, J. Agric. Food Chem., 2001, 49, 8, 3867-3874, https://doi.org/10.1021/jf0101509 . [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, 1996
Schieberle, P., Odour-active compounds in moderately roasted sesame, Food Chem., 1996, 55, 2, 145-152, https://doi.org/10.1016/0308-8146(95)00095-X . [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]

Waggott and Davies, 1984
Waggott, A.; Davies, I.W., Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]

Puvipirom and Chaisei, 2012
Puvipirom, J.; Chaisei, S., Contribution of roasted grains and seeds in aroma of oleang (Thai coffee drink), Int. Food Res. J., 2012, 19, 2, 583-588. [all data]

Budryn, Nebesny, et al., 2011
Budryn, G.; Nebesny, E.; Kula, J.; Majda, T.; Krysiak, W., HS-SPME/GC/MS Profiles of convectively and microwave roasted Ivory Coast Robusta coffee brews, Czech. J. Food Sci., 2011, 29, 2, 151-160. [all data]

Nebesny, Budryn, et al., 2007
Nebesny, E.; Budryn, G.; Kula, J.; Majda, T., The effect of roasting method on headspace composition of robusta coffee bean aroma, Eur. Food Res. Technol., 2007, 225, 1, 9-19, https://doi.org/10.1007/s00217-006-0375-0 . [all data]

Culleré, Escudero, et al., 2004
Culleré, L.; Escudero, A.; Cacho, J.; Ferreira, V., Gas chromatography-olfactometry and chemical quantitative study of the aroma of six premium auality Spanish aged red wines, J. Agric. Food Chem., 2004, 52, 6, 1653-1660, https://doi.org/10.1021/jf0350820 . [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]

López, Ezpeleta, et al., 2004
López, R.; Ezpeleta, E.; Sánchez, I.; Cacho, J.; Ferreira, V., Analysis of the aroma intensities of volatile compounds released from mild acid hydrolysates of odourless precursors extracted from Tempranillo and Grenache grapes using gas chromatography-olfactometry, Food Chem., 2004, 88, 1, 95-103, https://doi.org/10.1016/j.foodchem.2004.01.025 . [all data]

Kumazawa and Masuda, 2002
Kumazawa, K.; Masuda, H., Identification of potent odorants in different green tea varieties using flavor dilution technique, J. Agric. Food Chem., 2002, 50, 20, 5660-5663, https://doi.org/10.1021/jf020498j . [all data]

Sanz, Maeztu, et al., 2002
Sanz, C.; Maeztu, L.; Zapelena, M.J.; Bello, J.; Cid, C., Profiles of volatile compounds and sensory analysis of three blends of coffee: influence of different proportions of Arabica and Robusta and influence of roasting coffee with sugar, J. Sci. Food Agric., 2002, 82, 8, 840-847, https://doi.org/10.1002/jsfa.1110 . [all data]

Sanz, Ansorena, et al., 2001
Sanz, C.; Ansorena, D.; Bello, J.; Cid, C., Optimizing headspace temperature and time sampling for identification of volatile compounds in ground roasted Arabica coffee, J. Agric. Food Chem., 2001, 49, 3, 1364-1369, https://doi.org/10.1021/jf001100r . [all data]

Sekiwa, Kubota, et al., 1997
Sekiwa, Y.; Kubota, K.; Kobayashi, A., Characteristic flavor components in the brew of cooked clam (Meretrix lusoria) and the effect of storage on flavor formation, J. Agric. Food Chem., 1997, 45, 3, 826-830, https://doi.org/10.1021/jf960433e . [all data]

Schieberle and Grosch, 1983
Schieberle, P.; Grosch, W., Identifizierung von Aromastoffen aus der Kruste von Roggenbrot, Z. Lebensm. Unters. Forsch., 1983, 177, 3, 173-180, https://doi.org/10.1007/BF01146791 . [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]

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]

Notes

Go To: Top, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.