Thiazole, 2-methyl-

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Condensed phase thermochemistry 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: Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
liquid50.65cal/mol*KN/ASoulie, Goursot, et al., 1969 
liquid50.641cal/mol*KN/AGoursot and Westrum, 1968 
liquid50.641cal/mol*KN/AGoursot and Westrum, 1968, 2 

Constant pressure heat capacity of liquid

Cp,liquid (cal/mol*K) Temperature (K) Reference Comment
36.02298.15Soulie, Goursot, et al., 1969T = 5 to 300 K.
36.011298.15Goursot and Westrum, 1968T = 5 to 340 K.
36.011298.15Goursot and Westrum, 1968, 2T = 15 to 298 K.

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 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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil401.7KN/AWeast and Grasselli, 1989BS
Tboil401.95KN/ASoulie, Bares, et al., 1975Uncertainty assigned by TRC = 0.25 K; calculated from Antoine eq. based on obs. vapor pressure; TRC
Quantity Value Units Method Reference Comment
Tfus248.43KN/AMeyer and Metzger, 1966Uncertainty assigned by TRC = 0.05 K; TRC
Quantity Value Units Method Reference Comment
Ttriple248.43KN/ASoulie, Goursot, et al., 1969, 2Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC
Ttriple246.5KN/ASoulie, Goursot, et al., 1969, 2Crystal phase 2 phase; Uncertainty assigned by TRC = 0.2 K; TRC
Ttriple248.43KN/AGoursot and Westrum, 1968, 3Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC
Ttriple246.53KN/AGoursot and Westrum, 1968, 3Metastable crystal phase; Uncertainty assigned by TRC = 0.02 K; TRC

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
9.42368.AStephenson and Malanowski, 1987Based on data from 353. to 402. K. See also Dykyj, Svoboda, et al., 1999.; AC
9.56357.AStephenson and Malanowski, 1987Based on data from 342. to 404. K. See also Soulie, Goursot, et al., 1969, 3.; AC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
2.906248.6Goursot and Westrum, 1968, 4See also Soulie, Goursot, et al., 1969, 3.; AC

Enthalpy of phase transition

ΔHtrs (kcal/mol) Temperature (K) Initial Phase Final Phase Reference Comment
2.9061248.43crystaline, IliquidSoulie, Goursot, et al., 1969DH
2.7130246.5crystaline, IIliquidSoulie, Goursot, et al., 1969Metastable crystals.; DH
2.9070248.42crystaline, IliquidGoursot and Westrum, 1968DH
2.7120246.5crystaline, IIliquidGoursot and Westrum, 1968Metastable crystal form.; DH
2.90691248.43crystaline, IliquidGoursot and Westrum, 1968, 2DH
2.71269246.53crystaline, IIliquidGoursot and Westrum, 1968, 2DH

Entropy of phase transition

ΔStrs (cal/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
11.70248.43crystaline, IliquidSoulie, Goursot, et al., 1969DH
11.01246.5crystaline, IIliquidSoulie, Goursot, et al., 1969Metastable; DH
11.70248.42crystaline, IliquidGoursot and Westrum, 1968DH
11.00246.5crystaline, IIliquidGoursot and Westrum, 1968Metastable; DH
11.70248.43crystaline, IliquidGoursot and Westrum, 1968, 2DH
11.00246.53crystaline, IIliquidGoursot and Westrum, 1968, 2DH

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, Condensed phase thermochemistry data, Phase change data, UV/Visible spectrum, 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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Due to licensing restrictions, this spectrum cannot be downloaded.

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 249119

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.


UV/Visible spectrum

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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: Victor Talrose, Alexander N. Yermakov, Alexy A. Usov, Antonina A. Goncharova, Axlexander N. Leskin, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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UVVis spectrum
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Additional Data

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Source Bolshakov, et al., 1969
Owner INEP CP RAS, NIST OSRD
Collection (C) 2007 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS
Source reference RAS UV No. 20238
Instrument unknown
Boiling point 128.5

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), UV/Visible spectrum, Notes

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

Soulie, Goursot, et al., 1969
Soulie, M.A.; Goursot, P.; Peneloux, A.; Metzger, J., Properties thermochimiques du methyl-2 thiazole, J. chim. Phys. physicochim. Biol., 1969, 66, 607-610. [all data]

Goursot and Westrum, 1968
Goursot, P.; Westrum, E.F., Jr., Heat capacity and thermodynamic properties of 2-methylthiazole from 5 to 350K, J. Chem. Eng. Data, 1968, 13, 468-471. [all data]

Goursot and Westrum, 1968, 2
Goursot, P.; Westrum, E.F., Jr., Mesure de la capacite calorifique du methyl-2 thiazole de 5 a 300K, Compt. rend., 1968, C266, 667-668. [all data]

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]

Soulie, Bares, et al., 1975
Soulie, M.A.; Bares, D.; Metzger, J., Vapor Pressures of Some Azaaromatic Compounds, C. R. Seances Acad. Sci., Ser. C, 1975, 281, 341. [all data]

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

Soulie, Goursot, et al., 1969, 2
Soulie, M.A.; Goursot, P.; Peneloux, A.; Metzger, J., Thermochemical properties of 2-methylthiazole, J. Chim. Phys. Phys.-Chim. Biol., 1969, 66, 607-10. [all data]

Goursot and Westrum, 1968, 3
Goursot, P.; Westrum, E.F., Heat capacity and thermodynamic properties of 2-methylthiazole from 5 to 25 0 k, J. Chem. Eng. Data, 1968, 13, 468-71. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R., Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [all data]

Soulie, Goursot, et al., 1969, 3
Soulie, M.A.; Goursot, P.; Peneloux, A.; Metzger, J., J. Chim. Phys. Phys.-Chim. Biol., 1969, 66, 4, 607. [all data]

Goursot and Westrum, 1968, 4
Goursot, P.; Westrum, E.F., Jr., C. R. Acad. Sci. Paris, Ser. C, 1968, 266, 667. [all data]

Bolshakov, et al., 1969
Bolshakov, G.F., et al., Ultraviolet Spectra of Heteroorganic Compounds, 1969, 358. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), UV/Visible spectrum, References