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Pyrazine, 2,5-dimethyl-3-(3-methylbutyl)-


Mass spectrum (electron ionization)

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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

Spectrum

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Mass spectrum
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Additional Data

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin J. Daly, M. Garraffo, T. Spande, LBC, NIDDK, NIH, Bethesda, MD 20892
NIST MS number 367291

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


Gas Chromatography

Go To: Top, 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

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

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Column type Active phase I Reference Comment
CapillaryBPX-51321.Dickschat J.S., Wagner-Dobler I., et al., 200525. m/0.25 mm/0.25 «mu»m, He, 50. C @ 5. min, 5. K/min; Tend: 300. C
CapillaryHP-51308.Solina, Baumgartner, et al., 200525. m/0.2 mm/1. «mu»m, He, 5. K/min, 280. C @ 5. min; Tstart: 40. C
CapillaryHP-51308.Solina, Baumgartner, et al., 200525. m/0.2 mm/1. «mu»m, He, 5. K/min, 280. C @ 5. min; Tstart: 40. C
CapillaryBPX-51319.Oruna-Concha, Duckham, et al., 200150. m/0.32 mm/0.25 «mu»m, He, 35. C @ 3. min, 4. K/min, 250. C @ 10. min
CapillaryDB-11295.Specht and Baltes, 199460. m/0.25 mm/0.25 «mu»m, 35. C @ 10. min, 2. K/min, 280. C @ 10. min
CapillaryHP-11296.Zhang, Dorjpalam, et al., 199250. m/0.32 mm/1.5 «mu»m, 2. K/min, 220. C @ 30. min; Tstart: 40. C

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

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-51310.Moon, Cliff, et al., 200630. m/0.32 mm/0.25 «mu»m, He; Program: 40C(3min) => 3C/min => 180C => 10C/min => 260C(2min)

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-51323.Fadel, Mageed, et al., 2006He, 50. C @ 5. min, 4. K/min; Column length: 60. m; Column diameter: 0.32 mm; Tend: 250. C
CapillaryBPX-51321.Dickschat, Reichenbach, et al., 200525. m/0.22 mm/0.25 «mu»m, He, 50. C @ 5. min, 5. K/min; Tend: 320. C

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

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-51308.Yu and Zhang, 201030. m/0.25 mm/0.25 «mu»m; Program: 40 0C (5 min) 5 0C/min -> 260 0C 15 0C/min -> 280 0C (1 min)
CapillaryCP Sil 5 CB1296.Counet, Callemien, et al., 200250. m/0.32 mm/1.2 «mu»m; Program: 36C => 20C/min => 85C => 1C/min => 145C=3C/min => 250C(30min)
CapillaryCP Sil 5 CB1289.Counet, Callemien, et al., 200250. m/0.32 mm/1.2 «mu»m; Program: 36C => 20C/min => 85C => 1C/min => 145C=3C/min => 250C(30min)

Normal alkane RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryTC-Wax1666.Ishizaki, Tachihara, et al., 200560. m/0.25 mm/0.25 «mu»m, N2, 3. K/min, 220. C @ 40. min; Tstart: 70. C

Normal alkane RI, polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryTC-Wax1666.Tachihara, Ishizaki, et al., 2004Program: not specified

References

Go To: Top, 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.

Dickschat J.S., Wagner-Dobler I., et al., 2005
Dickschat J.S.; Wagner-Dobler I.; Schulz S., The chafer pheromone buibuilactone and ant pyrazines are also produced by marine bacteria, J. Chem. Ecol., 2005, 31, 4, 925-947, https://doi.org/10.1007/s10886-005-3553-9 . [all data]

Solina, Baumgartner, et al., 2005
Solina, M.; Baumgartner, P.; Johnson, R.L.; Whitfield, F.B., Volatile aroma components of soy protein isolate and acid-hydrolysed vegetable protein, Food Chem., 2005, 90, 4, 861-873, https://doi.org/10.1016/j.foodchem.2004.06.005 . [all data]

Oruna-Concha, Duckham, et al., 2001
Oruna-Concha, M.J.; Duckham, S.C.; Ames, J.M., Comparison of volatile compounds isolated from the skin and flesh of four potato cultivars after baking, J. Agric. Food Chem., 2001, 49, 5, 2414-2421, https://doi.org/10.1021/jf0012345 . [all data]

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]

Zhang, Dorjpalam, et al., 1992
Zhang, Y.; Dorjpalam, B.; Ho, C.-T., Contribution of peptides to volatile formation in the Maillard reaction of casein hydrolysate with glucose, J. Agric. Food Chem., 1992, 40, 12, 2467-2471, https://doi.org/10.1021/jf00024a026 . [all data]

Moon, Cliff, et al., 2006
Moon, S.-Y.; Cliff, M.A.; Li-Chan, E.C.Y., Odour-active components of simulated beef flavour analysed by solid phase microextraction and gas chromatography-mass spectrometry and -olfactometry, Food Res. Int., 2006, 39, 3, 294-308, https://doi.org/10.1016/j.foodres.2005.08.002 . [all data]

Fadel, Mageed, et al., 2006
Fadel, H.H.M.; Mageed, M.A.A.; Samad, A.K.M.E.A.; Lotfy, S.N., Cocoa substitute: Evaluation of sensory qualities and flavour stability, Eur. Food Res. Technol., 2006, 223, 1, 125-131, https://doi.org/10.1007/s00217-005-0162-3 . [all data]

Dickschat, Reichenbach, et al., 2005
Dickschat, J.S.; Reichenbach, H.; Wagner-Döbler, I.; Schulz, S., Novel Pyrazines from the Myxobacterium Chondromyces crocatus and Marine Bacteria, Eur. J. Org. Chem., 2005, 2005, 19, 4141-4153, https://doi.org/10.1002/ejoc.200500280 . [all data]

Yu and Zhang, 2010
Yu, A.-N.; Zhang, A.-D., The effect of pH on the total formation of aroma compounds produced by hearting a model system containing L-ascorbic acid with L-threonine/L-serine, Food Chem., 2010, 119, 1, 214-219, https://doi.org/10.1016/j.foodchem.2009.06.026 . [all data]

Counet, Callemien, et al., 2002
Counet, C.; Callemien, D.; Ouwerx, C.; Collin, S., Use of gas chromatography-olfactometry to identify key odorant compounds in dark chocolate. Comparison of samples before and after conching, J. Agric. Food Chem., 2002, 50, 8, 2385-2391, https://doi.org/10.1021/jf0114177 . [all data]

Ishizaki, Tachihara, et al., 2005
Ishizaki, S.; Tachihara, T.; Tamura, H.; Yanai, T.; Kitahara, T., Evaluation of odour-active compounds in roasted shrimp (Sergia lucens Hansen) by aroma extract dilution analysis, Flavour Fragr. J., 2005, 20, 6, 562-566, https://doi.org/10.1002/ffj.1484 . [all data]

Tachihara, Ishizaki, et al., 2004
Tachihara, T.; Ishizaki, S.; Ishikawa, M.; Kitahara, T., Studies on the volatile compounds of roasted spotted shrimp, Chemistry Biodiversity, 2004, 1, 12, 2024-2033, https://doi.org/10.1002/cbdv.200490155 . [all data]


Notes

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