p-n-Hexyloxybenzylideneamino-p'-chlorobenzene
- Formula: C19H22ClNO
- Molecular weight: 315.837
- IUPAC Standard InChI: InChI=1S/C19H22ClNO/c1-2-3-4-5-14-22-19-12-6-16(7-13-19)15-21-18-10-8-17(20)9-11-18/h6-13,15H,2-5,14H2,1H3/b21-15+
- IUPAC Standard InChIKey: ZUJZHURHZZZPOC-RCCKNPSSSA-N
- CAS Registry Number: 5219-48-7
- Chemical structure:
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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 by: Eugene S. Domalski and Elizabeth D. Hearing
Enthalpy of fusion
| ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 10.880 | 327.7 | Tsuji, Sorai, et al., 1982 | Crystal to intermediate phase S3. |
| 10.880 | 327.70 | Tsuji, Sorai, et al., 1977 | Crystal-smectic transition. |
Entropy of fusion
| ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 33.2 | 327.7 | Tsuji, Sorai, et al., 1982 | Crystal |
| 33.2 | 327.70 | Tsuji, Sorai, et al., 1977 | Crystal-smectic |
Enthalpy of phase transition
| ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 12.350 | 333.90 | liquid | liquid | Tsuji, Sorai, et al., 1982 | |
| 3.390 | 362.98 | liquid | liquid | Tsuji, Sorai, et al., 1982 | |
| 5.790 | 370.38 | liquid | liquid | Tsuji, Sorai, et al., 1982 | |
| 12.350 | 333.90 | liquid | liquid | Tsuji, Sorai, et al., 1977 |
Entropy of phase transition
| ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 37.0 | 333.90 | liquid, S3 | liquid, smectic B | Tsuji, Sorai, et al., 1982 | |
| 9.3 | 362.98 | liquid, Smectic B | liquid, smectic A | Tsuji, Sorai, et al., 1982 | |
| 15.6 | 370.38 | liquid, Smectic A | liquid, isotropic | Tsuji, Sorai, et al., 1982 | |
| 37.0 | 333.90 | liquid, Smectic | liquid, smectic transition | Tsuji, Sorai, et al., 1977 |
References
Go To: Top, 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, Phase change data, References
- Symbols used in this document:
ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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