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Thiazole, 5-methyl-

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Phase change data

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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tfus232.74KN/AMeyer and Metzger, 1966Uncertainty assigned by TRC = 0.05 K; TRC

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
414.70.980Aldrich Chemical Company Inc., 1990BS

Enthalpy of fusion

DeltafusH (kcal/mol) Temperature (K) Reference Comment
1.83232.8Meyer and Metzger, 1966AC

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Mass spectrum (electron ionization)

Go To: Top, Phase change data, 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

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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 249120

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, Phase change data, 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, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryOV-101110.865.Zhuravleva, 200050. m/0.3 mm/0.4 «mu»m, He
CapillaryOV-101110.865.Zhuravleva, Shenderyuk, et al., 199050. m/0.30 mm/0.40 «mu»m, He
PackedApiezon L100.840.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-40M110.1331.Zhuravleva, Shenderyuk, et al., 199050. m/0.30 mm/0.40 «mu»m, He

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

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Column type Active phase I Reference Comment
CapillaryDB-1820.Kim, 200160. m/0.32 mm/1. «mu»m, He, 40. C @ 5. min, 2. K/min; Tend: 220. C
CapillaryDB-1825.Zhang and Ho, 199160. m/0.25 mm/0.25 «mu»m, He, 2. K/min, 220. C @ 10. min; Tstart: 40. C
CapillaryDB-1814.Zhang and Ho, 198960. m/0.25 mm/0.25 «mu»m, He, 2. K/min, 220. C @ 10. min; Tstart: 40. C
CapillaryDB-1814.Zhang, Chien, et al., 198860. m/0.25 mm/0.25 «mu»m, He, 2. K/min, 220. C @ 10. min; Tstart: 40. C

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

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Column type Active phase I Reference Comment
CapillaryCP-Sil 8CB-MS854.Elmore, Mottram, et al., 200060. m/0.25 mm/0.25 «mu»m, He; Program: 0C(5min) => 40C/min => 40C (2min) => 4C/min => 280C
CapillaryDB-5869.Parker, Hassell, et al., 200050. m/0.32 mm/0.5 «mu»m, He; Program: oC(5min) => 60C/min => 60C (5min) => 4C/min => 250C
CapillaryDB-5846.Mottram and Whitfield, 1995He; Column length: 50. m; Column diameter: 0.32 mm; Program: 0C => 60C/min => 60C (5min) => 4C/min => 250C

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

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Column type Active phase I Reference Comment
CapillaryDB-Wax1318.Kim, 200160. m/0.25 mm/0.25 «mu»m, He, 40. C @ 5. min, 2. K/min, 200. C @ 30. min

Normal alkane RI, polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-Wax1318.Horiuchi, Umano, et al., 199860. m/0.25 mm/1. «mu»m, He, 3. K/min, 200. C @ 40. min; Tstart: 50. C

Normal alkane RI, polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-Wax1324.Gyawalia, Seo, et al., 200660. m/0.2 mm/0.25 «mu»m, He; Program: 40C(3min) => 2C/min => 150C => 4C/min => 220C(20min) => 5C/min => 230C

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.

Meyer and Metzger, 1966
Meyer, R.; Metzger, J., C. R. Acad. Sci. Paris, Ser. C, 1966, 263, 1333. [all data]

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Zhuravleva, 2000
Zhuravleva, I.L., Evaluation of the polarity and boiling points of nitrogen-containing heterocyclic compounds by gas chromatography, Russ. Chem. Bull. (Engl. Transl.), 2000, 49, 2, 325-328, https://doi.org/10.1007/BF02494682 . [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]

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]

Zhang and Ho, 1991
Zhang, Y.; Ho, C.-T., Comparison of the volatile compounds formed from the thermal reaction of glucose with cysteine and glutathione, J. Agric. Food Chem., 1991, 39, 4, 760-763, https://doi.org/10.1021/jf00004a029 . [all data]

Zhang and Ho, 1989
Zhang, Y.; Ho, C.-T., Volatile compounds formed from thermnal interaction of 2,4-decadienal with cysteine and glutathione, J. Agric. Food Chem., 1989, 37, 4, 1016-1020, https://doi.org/10.1021/jf00088a044 . [all data]

Zhang, Chien, et al., 1988
Zhang, Y.; Chien, M.; Ho.C.-T., Comparison of the volatile compounds obtained from thermal degradation of cysteine and glutathione in water, J. Agric. Food Chem., 1988, 36, 5, 992-996, https://doi.org/10.1021/jf00083a022 . [all data]

Elmore, Mottram, et al., 2000
Elmore, J.S.; Mottram, D.S.; Enser, M.; Wood, J.D., The effects of diet and breed on the volatile compounds of cooked lamb, Meat Sci., 2000, 55, 2, 149-159, https://doi.org/10.1016/S0309-1740(99)00137-0 . [all data]

Parker, Hassell, et al., 2000
Parker, J.K.; Hassell, G.M.E.; Mottram, D.S.; Guy, R.C.E., Sensory and instrumental analyses of volatiles generated during the extrusion cooking of oat flours, J. Agric. Food Chem., 2000, 48, 8, 3497-3506, https://doi.org/10.1021/jf991302r . [all data]

Mottram and Whitfield, 1995
Mottram, D.S.; Whitfield, F.B., Volatile compounds from the reaction of cysteine, ribose, and phospholipid in low-moisture systems, J. Agric. Food Chem., 1995, 43, 4, 984-988, https://doi.org/10.1021/jf00052a027 . [all data]

Horiuchi, Umano, et al., 1998
Horiuchi, M.; Umano, K.; Shibamoto, T., Analysis of volatile compounds formed from fish oil heated with cysteine and trimethylamine oxide, J. Agric. Food Chem., 1998, 46, 12, 5232-5237, https://doi.org/10.1021/jf980482m . [all data]

Gyawalia, Seo, et al., 2006
Gyawalia, R.; Seo, H.-Y.; Lee, H.-J.; Song, H.-P.; Kim, D.-H.; Byun, M.-W.; Kim, K.-S., Effect of «gamma»-irradiation on volatile compounds of dried Welsh onion (Allium fistulosum L.), Radiat. Phys. Chem., 2006, 75, 2, 322-328, https://doi.org/10.1016/j.radphyschem.2005.07.001 . [all data]


Notes

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