Tetrathiafulvalene


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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfsolid69.51 ± 0.41kcal/molCcrMetzger, 1977Heat of formation H2SO4.60H2O=-598.98kJ/mol
Quantity Value Units Method Reference Comment
Δcsolid-1343.09 ± 0.39kcal/molCcrMetzger, 1977Heat of formation H2SO4.60H2O=-598.98kJ/mol

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: William E. Acree, Jr., James S. Chickos

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Reference Comment
22.8343.Dykyj, Svoboda, et al., 1999Based on data from 331. to 355. K.

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
22.8 ± 0.2345.TE,MEde Kruif and Govers, 1980 
22. ± 1.5351.HSASandman, Epstein, et al., 1979Based on data from 341. to 361. K.

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.

Metzger, 1977
Metzger, R.M., The enthalpy of formation and the experimental crystal binding energy of tetrathiofulvalenium 7,7,8,8-tetracyanoquinodimethanide (TTF TCNQ), J. Chem. Phys., 1977, 66, 2525-2533. [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]

de Kruif and Govers, 1980
de Kruif, C.G.; Govers, H.A.J., Enthalpies of sublimation and vapor pressures of 2,2´-bis-1,3-dithiole (TTF), 7,7,8,8-tetracyanoquinodimethane (TCNQ), and TTF--TCNQ (1:1), J. Chem. Phys., 1980, 73, 1, 553, https://doi.org/10.1063/1.439854 . [all data]

Sandman, Epstein, et al., 1979
Sandman, D.J.; Epstein, A.J.; Chickos, J.S.; Ketchum, J.; Fu, J.S.; Scheraga, H.A., Crystal lattice and polarization energy of tetrathiafulvalene, J. Chem. Phys., 1979, 70, 1, 305, https://doi.org/10.1063/1.437191 . [all data]


Notes

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