p-n-Hexyloxybenzylideneamino-p'-chlorobenzene

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Condensed phase thermochemistry data

Go To: Top, Phase change data, 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: Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
solid,1 bar106.97cal/mol*KN/ATsuji, Sorai, et al., 1982 

Constant pressure heat capacity of solid

Cp,solid (cal/mol*K) Temperature (K) Reference Comment
103.95298.15Tsuji, Sorai, et al., 1982T = 15 to 385 K.
103.300.Tsuji, Sorai, et al., 1977T = 300 to 385 K. Data graphically only.

Phase change data

Go To: Top, Condensed phase thermochemistry data, 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: Eugene S. Domalski and Elizabeth D. Hearing

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
2.6004327.7Tsuji, Sorai, et al., 1982Crystal to intermediate phase S3.
2.6004327.70Tsuji, Sorai, et al., 1977Crystal-smectic transition.

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
7.93327.7Tsuji, Sorai, et al., 1982Crystal
7.93327.70Tsuji, Sorai, et al., 1977Crystal-smectic

Enthalpy of phase transition

ΔHtrs (kcal/mol) Temperature (K) Initial Phase Final Phase Reference Comment
2.9517333.90liquidliquidTsuji, Sorai, et al., 1982 
0.8102362.98liquidliquidTsuji, Sorai, et al., 1982 
1.384370.38liquidliquidTsuji, Sorai, et al., 1982 
2.9517333.90liquidliquidTsuji, Sorai, et al., 1977 

Entropy of phase transition

ΔStrs (cal/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
8.84333.90liquid, S3liquid, smectic BTsuji, Sorai, et al., 1982 
2.2362.98liquid, Smectic Bliquid, smectic ATsuji, Sorai, et al., 1982 
3.73370.38liquid, Smectic Aliquid, isotropicTsuji, Sorai, et al., 1982 
8.84333.90liquid, Smecticliquid, smectic transitionTsuji, Sorai, et al., 1977 

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes

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

Tsuji, Sorai, et al., 1982
Tsuji, K.; Sorai, M.; Suga, H.; Seki, S., Heat capacity and thermodynamic properties of p'-substituted p-hexyloxybenzylideneanilines. II. p-Hexyloxybenzylideneamino-p'-chlorobenzene (HBAC), Mol. Cryst. Liq. Cryst., 1982, 87, 293-304. [all data]

Tsuji, Sorai, et al., 1977
Tsuji, K.; Sorai, M.; Suga, H.; Seki, S., A new phase in p-n-hexyloxybenzylideneamino-p'-chlorobenzene, Mol. Cryst. Liq. Cryst., 1977, 41, 81-87. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, References