2-Thiophenecarboxylic acid

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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

Quantity Value Units Method Reference Comment
Tboil533.2KN/AAldrich Chemical Company Inc., 1990BS
Quantity Value Units Method Reference Comment
Tfus400.KN/ABradley and Care, 1953Uncertainty assigned by TRC = 2. K; TRC

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Method Reference Comment
96.9319.N/ADykyj, Svoboda, et al., 1999Based on data from 314. to 323. K.; AC
97.1319.EBradley and Care, 1953, 2Based on data from 315. to 323. K. See also Jones, 1960.; AC

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Method Reference Comment
21.400.9DSCVictoria Roux, Temprado, et al., 2003AC

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:


Gas phase ion energetics 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: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IE (eV) Method Reference Comment
9.35EIDistefano, Pignataro, et al., 1973 
9.14 ± 0.05PEFringuelli, Marino, et al., 1976Vertical value

References

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

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

Bradley and Care, 1953
Bradley, R.S.; Care, A.D., The vapour pressure and lattice energy of hydrogen-bonded crystals: III 2- thenoic, 2-furoic, and pyrrole-2-carboxylic acids, J. Chem. Soc., 1953, 1953, 1688-90. [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]

Bradley and Care, 1953, 2
Bradley, R.S.; Care, A.D., 348. The vapour pressure and lattice energy of hydrogen-bonded crystals. Part III. 2-Thenoic, 2-furoic, and pyrrole-2-carboxylic acids, J. Chem. Soc., 1953, 1688, https://doi.org/10.1039/jr9530001688 . [all data]

Jones, 1960
Jones, A.H., Sublimation Pressure Data for Organic Compounds., J. Chem. Eng. Data, 1960, 5, 2, 196-200, https://doi.org/10.1021/je60006a019 . [all data]

Victoria Roux, Temprado, et al., 2003
Victoria Roux, Maria; Temprado, Manuel; Jiménez, Pilar; Zenón Dávalos, Juan; Foces-Foces, Concepción; Victoria Garcia, Maria; Isabel Redondo, Maria, Thermophysical, crystalline and infrared studies of the 2- and 3-thiophenecarboxylic acids, Thermochimica Acta, 2003, 404, 1-2, 235-244, https://doi.org/10.1016/S0040-6031(03)00188-6 . [all data]

Distefano, Pignataro, et al., 1973
Distefano, G.; Pignataro, S.; Innorta, G.; Fringuelli, F.; Marino, G.; Taticchi, A., Ionization energies of selenophen, tellurophen and some of their derivatives, Chem. Phys. Lett., 1973, 22, 132. [all data]

Fringuelli, Marino, et al., 1976
Fringuelli, F.; Marino, G.; Taticchi, A.; Distefano, G.; Colonna, F.P.; Pignataro, S., Photoelectron spectra of the α-substituted derivatives of furan, thiophen, selenophen, and tellurophen. A comparative study of the molecular orbital energies, J. Chem. Soc. Perkin Trans. 2, 1976, 276. [all data]


Notes

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