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Naphthalene-tetracyanoethylene adduct

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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
solid,1 bar384.3J/mol*KN/ABoerio-Goates and Westrum, 1980 

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
328.7298.15Boerio-Goates and Westrum, 1980T = 5 to 300 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 by: Eugene S. Domalski and Elizabeth D. Hearing

Temperature of phase transition

Ttrs (K) Initial Phase Final Phase Reference Comment
160.crystaline, IIIcrystaline, IIBoerio-Goates and Westrum, 1979S = 5.10 J/mol*K Bifurcated peak. Transition region 150 to 172.5 K.
222.crystaline, IIcrystaline, IBoerio-Goates and Westrum, 1979S = 5.02 J/mol*K Extended transition. Transition region 172.5 to 240 K.

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.8226160.crystaline, IIIcrystaline, IIBoerio-Goates and Westrum, 1980 
1.029240.crystaline, IIcrystaline, IBoerio-Goates and Westrum, 1980 

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
5.10160.crystaline, IIIcrystaline, IIBoerio-Goates and Westrum, 1980 
5.02240.crystaline, IIcrystaline, IBoerio-Goates and Westrum, 1980 

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.

Boerio-Goates and Westrum, 1980
Boerio-Goates, J.; Westrum, E.F., Jr., Thermodynamic studies of orientational disorder in p-molecular compounds. II. Heat capacity of naphthalene-tetracyanoethylene, Mol. Cryst. Liq. Cryst., 1980, 60, 237-248. [all data]

Boerio-Goates and Westrum, 1979
Boerio-Goates, J.; Westrum, E.F., Jr., Orientational disorder in p-p molecular compounds by cryogenic thermophysical measurements, Mol. Cryst. Liq. Cryst., 1979, 50, 259-268. [all data]


Notes

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