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N-(2-Hydroxy-4-methoxybenzylidene)-p-butylaniline

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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:
DH - Eugene S. Domalski and Elizabeth D. Hearing
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director

Quantity Value Units Method Reference Comment
Tfus317.KN/ASorai and Seki, 1971DH
Quantity Value Units Method Reference Comment
Ttriple314.52KN/ASorai and Seki, 1973Uncertainty assigned by TRC = 0.02 K; TRC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
24.405314.52Sorai and Seki, 1973, 2DH

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
71.24314.52Sorai and Seki, 1973, 2DH

Temperature of phase transition

Ttrs (K) Initial Phase Final Phase Reference Comment
337.5liquidliquidSorai and Seki, 1971Nematic mesophase to isotropic.; DH

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.8874335.65liquidliquidSorai and Seki, 1973, 2DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
2.64335.65liquid, Nematicliquid, isotropicSorai and Seki, 1973, 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:


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.

Sorai and Seki, 1971
Sorai, M.; Seki, S., Glassy liquid crystal of the nematic phase of N-(o-Hydroxy-p-methoxybenzylidene)-p-butylaniline, Bull. Chem. Soc. Japan, 1971, 44, 2887. [all data]

Sorai and Seki, 1973
Sorai, M.; Seki, S., Heat capacity of N-(o-hydroxy-p-methoxybenzylidene)-p-butylaniline: A glassy nematic liquid crystal, Mol. Cryst. Liq. cryst., 1973, 23, 299. [all data]

Sorai and Seki, 1973, 2
Sorai, M.; Seki, S., Heat capacity of N-(o-hydroxy-p-methoxybenzylidene)-p-butylaniline: a glassy nematic liquid crystal, Mol. Cryst. Liq. Cryst., 1973, 23, 299-327. [all data]


Notes

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