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Thiazole, 2,5-dimethyl-


Phase change data

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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: Robert L. Brown and Stephen E. Stein

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference
359.20.11Weast and Grasselli, 1989

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 TNO Volatile Compounds in Food - Chemical Concepts
NIST MS number 249122

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

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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

Kovats' RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryOV-101110.922.Golovnya, Shenderyuk, et al., 1991He; Column length: 50. m; Column diameter: 0.30 mm
CapillaryOV-101110.887.Golovnya, Zhuravleva, et al., 199150. m/0.30 mm/0.4 «mu»m, He
CapillaryOV-101110.922.Zhuravleva, Shenderyuk, et al., 199050. m/0.30 mm/0.40 «mu»m, He
PackedApiezon L100.908.Yakush, Golovnya, et al., 1986Chromosorb GAW; Column length: 2.5 m

Kovats' RI, polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryPEG-40M110.1324.Golovnya, Shenderyuk, et al., 1991He; Column length: 50. m; Column diameter: 0.30 mm
CapillaryPEG-40M110.1291.Golovnya, Zhuravleva, et al., 199150. m/0.30 mm/0.4 «mu»m, He
CapillaryPEG-40M110.1324.Zhuravleva, Shenderyuk, et al., 199050. m/0.30 mm/0.40 «mu»m, He

Kovats' RI, polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-Wax1354.Yeo and Shibamoto, 1991He, 60. C @ 4. min, 4. K/min, 180. C @ 30. min; Column length: 60. m; Column diameter: 0.25 mm

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

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Column type Active phase I Reference Comment
CapillaryBPX-5934.Bredie, Mottram, et al., 200250. m/0.32 mm/0.5 «mu»m, 60. C @ 5. min, 4. K/min, 250. C @ 20. min
CapillaryBP-5915.Whitfield and Mottram, 20014. K/min; Column length: 50. m; Column diameter: 0.32 mm; Tstart: 60. C; Tend: 250. C

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

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Column type Active phase I Reference Comment
CapillaryPEG-20M1326.Shimoda, Nakada, et al., 199760. m/0.25 mm/0.25 «mu»m, He, 2. K/min, 230. C @ 60. min; Tstart: 50. C
CapillaryDB-Wax1326.Shimoda, Shiratsuchi, et al., 199660. m/0.25 mm/0.25 «mu»m, He, 2. K/min, 230. C @ 60. min; Tstart: 50. C

Normal alkane RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
PackedApieson L100.908.Golovnya, Zhuravleva, et al., 1987Argon, Chromosorb G AW (80-100 mesh); Column length: 2.4 m

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-1868.Yu, Wu, et al., 199460. m/0.25 mm/1. «mu»m, He, 40. C @ 5. min, 2. K/min, 260. C @ 60. min
CapillaryDB-1899.Yu, Wu, et al., 199460. m/0.25 mm/1. «mu»m, He, 40. C @ 5. min, 2. K/min, 260. C @ 60. min

Normal alkane RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-Wax1347.Eiserich, Macku, et al., 1992He, 60. C @ 4. min, 4. K/min, 180. C @ 30. min; Column length: 60. m; Column diameter: 0.25 mm
CapillaryCarbowax 20M1365.Shibamoto and Russell, 19771. K/min; Column length: 100. m; Column diameter: 0.25 mm; Tstart: 70. C; Tend: 170. C
CapillaryCarbowax 20M1368.Shibamoto and Russell, 19771. K/min; Column length: 100. m; Column diameter: 0.25 mm; Tstart: 70. C; Tend: 170. C

References

Go To: Top, Phase change data, 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.

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Golovnya, Shenderyuk, et al., 1991
Golovnya, R.V.; Shenderyuk, V.V.; Zhuravleva, I.L.; Yakush, E.V., Analogy of sorption properties of alkylthiazoles and alkyl-oxazoles and its use for the calculation of retention indexes in capillary gas chromatography, Zh. Anal. Khim., 1991, 46, 2, 313-319. [all data]

Golovnya, Zhuravleva, et al., 1991
Golovnya, R.V.; Zhuravleva, I.L.; Yakush, E.V.; Schenderjuk, V.V., Retentions of alkyloxazoles and alkythiazoles and their prediction based on non-linear additivity concepts in gas chromatography, J. Chromatogr., 1991, 552, 1-12, https://doi.org/10.1016/S0021-9673(01)95918-7 . [all data]

Zhuravleva, Shenderyuk, et al., 1990
Zhuravleva, I.L.; Shenderyuk, V.V.; Yakush, E.V.; Golovnya, R.V., Calculation of retention indexes of alkyloxazoles and alkylthiazoles in capillary chromatography, Bull. Acad. Sci. USSR, Div. Chem. Sci. (Engl. Transl.), 1990, 6, 6, 1204-1210, https://doi.org/10.1007/BF00962384 . [all data]

Yakush, Golovnya, et al., 1986
Yakush, E.V.; Golovnya, R.V.; Zhuravleva, I.L.; Grigor'eva, D.N., Thermodynamic criterion and its use for identification of alkylthiazols from gas chromatographic data, Zh. Anal. Khim., 1986, 41, 884-889. [all data]

Yeo and Shibamoto, 1991
Yeo, H.C.H.; Shibamoto, T., Microwave-induced volatiles of the Maillard model system under different pH conditions, J. Agric. Food Chem., 1991, 39, 2, 370-373, https://doi.org/10.1021/jf00002a029 . [all data]

Bredie, Mottram, et al., 2002
Bredie, W.L.P.; Mottram, D.S.; Guy, R.C.E., Effect of temperature and pH on the generation of flavor volatiles in extrusion cooking of wheat flour, J. Agric. Food Chem., 2002, 50, 5, 1118-1125, https://doi.org/10.1021/jf0111662 . [all data]

Whitfield and Mottram, 2001
Whitfield, F.B.; Mottram, D.S., Heterocyclic volatiles formed by heating cysteine or hydrogen sulfide with 4-hydroxy-5-methyl-3(2H)-furanone at pH 6.5, J. Agric. Food Chem., 2001, 49, 2, 816-822, https://doi.org/10.1021/jf0008644 . [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]

Golovnya, Zhuravleva, et al., 1987
Golovnya, R.V.; Zhuravleva, I.L.; Yakush, E.V., Calculation of the thermidynamic values of alkylthiazoles from the Kovats retention indices on the basis on the non-linear additivity principle, Chromatographia, 1987, 23, 8, 595-598, https://doi.org/10.1007/BF02324871 . [all data]

Yu, Wu, et al., 1994
Yu, T.-H.; Wu, C.-M.; Ho, C.-T., Volatile compounds generated from the thermal interaction of glucose and alliin or deoxyalliin in propylene glycol, Food Chem., 1994, 51, 3, 281-286, https://doi.org/10.1016/0308-8146(94)90028-0 . [all data]

Eiserich, Macku, et al., 1992
Eiserich, J.P.; Macku, C.; Shibamoto, T., Volatile antioxidants formed from an L-cysteine/D-glucose Maillard model system, J. Agric. Food Chem., 1992, 40, 10, 1982-1988, https://doi.org/10.1021/jf00022a050 . [all data]

Shibamoto and Russell, 1977
Shibamoto, T.; Russell, G.F., A study of the volatiles isolated from a D-glucose-hydrogen sulfide-ammonia model system, J. Agric. Food Chem., 1977, 25, 1, 109-112, https://doi.org/10.1021/jf60209a054 . [all data]


Notes

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