Pyrazine, 2-methoxy-3-(1-methylethyl)-

• Formula: C₈H₁₂N₂O
• Molecular weight: 152.1937
• IUPAC Standard InChI: InChI=1S/C8H12N2O/c1-6(2)7-8(11-3)10-5-4-9-7/h4-6H,1-3H3 Copy

  
• IUPAC Standard InChIKey: NTOPKICPEQUPPH-UHFFFAOYSA-N Copy
• CAS Registry Number: 25773-40-4
• 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: 2-Isopropyl-3-methoxypyrazine; 2-Methoxy-3-isopropylpyrazine; 3-Isopropyl-2-methoxypyrazine
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• Information on this page:
  • Normal alkane RI, polar column, temperature ramp
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
  • Gas Chromatography
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Normal alkane RI, polar column, temperature ramp

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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

References

Go To: Top, Normal alkane RI, polar column, temperature ramp, Notes

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

Miyazawa, Fujita, et al., 2010
Miyazawa, N.; Fujita, A.; Kubota, K., Aroma character impact compounds in Kinokuni Mandarin Orange (Citrus kinikuni) compared with Satsuma Mandarin Orange, Biosci. Biotechnol. Biochem., 2010, 74, 4, 835-842, https://doi.org/10.1271/bbb.90937 . [all data]

Christlbauer and Schieberle, 2009
Christlbauer, M.; Schieberle, P., Characterization of the key aroma compounds in beef and pork vegetable gravies a la chef by application of the aroma extract dilution analysis, J. Agric. Food Chem., 2009, 57, 19, 9114-9112, https://doi.org/10.1021/jf9023189 . [all data]

Miyazawa, Nakanishi, et al., 2009
Miyazawa, N.; Nakanishi, A.; Tomita, N.; Ohkubo, Y.; Maeda, T.; Fujita, A., Novel key aroma components of Galbanum oil, J. Agric. Food Chem., 2009, 57, 4, 1433-1439, https://doi.org/10.1021/jf803157j . [all data]

Shimizu, Imayoshi, et al., 2009
Shimizu, Y.; Imayoshi, Y.; Kato, M.; Maeda, K.; Iwabuchi, H.; Shimomura, K., Volatiles from leaves of field-grown plants and shoot cultures of Gynura bicolor DC, Flavour Fragr. J., 2009, 24, 5, 251-258, https://doi.org/10.1002/ffj.1938 . [all data]

Zeller and Rychlik, 2007
Zeller, A.; Rychlik, M., Impact of estragole and other odorants on the flavour of anise and tarragon, Flavour Fragr. J., 2007, 22, 2, 105-113, https://doi.org/10.1002/ffj.1765 . [all data]

Spadone, Matthey-Doret, et al., 2006
Spadone, J.-C.; Matthey-Doret, W.; Blank, I., Formation of methyl(methylthio)methyl disulfide in broccoli (Brassica oleracea (L.) var. italica) in Flavour Science: Recent Advances and Trends, Bredie, W.L.P.; Petersen, M.A., ed(s)., Elsevier, Amsterdam, 2006, 309-314. [all data]

Miyazawa, Maehara, et al., 2002
Miyazawa, M.; Maehara, T.; Kurose, K., Composition of the essential oil from the leaves of Eruca sativa, Flavour Fragr. J., 2002, 17, 3, 187-190, https://doi.org/10.1002/ffj.1079 . [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]

Suriyaphan, Drake, et al., 2001
Suriyaphan, O.; Drake, M.; Chen, X.Q.; Cadwallader, K.R., Characteristic aroma components of British farmhouse cheddar cheese, J. Agric. Food Chem., 2001, 49, 3, 1382-1387, https://doi.org/10.1021/jf001121l . [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]

Hashizume and Samuta, 1997
Hashizume, K.; Samuta, T., Green odorants of grape cluster stem and their ability to cause a wine stemmy flavor, J. Agric. Food Chem., 1997, 45, 4, 1333-1337, https://doi.org/10.1021/jf960635a . [all data]

Mihara and Masuda, 1988
Mihara, S.; Masuda, H., Structure-odor relationships for disubstituted pyrazines, J. Agric. Food Chem., 1988, 36, 6, 1242-1247, https://doi.org/10.1021/jf00084a029 . [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]

Notes

Go To: Top, Normal alkane RI, polar column, temperature ramp, References

• Symbols used in this document:
  

  Tend	Final temperature
  Tstart	Initial temperature

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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