Thermodynamics of solution of nonmesomorphic solutes at infinite dilution in the isotropic and nematic phases of p-cyanophenyl p-n-alkylbenzoates

Journal of Chemical and Engineering Data

Volumn 42, Issue 5, 1997, Pages 996-1003

  Oweimreen, Ghassan A ^a   Al Tawfiq, Ali M ^a  

^a KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS   (Saudi Arabia)

Author keywords

[No Author keywords available]

Indexed keywords

AROMATIC COMPOUNDS; COMPOSITION EFFECTS; ENTHALPY; ENTROPY; GAS CHROMATOGRAPHY; LIQUID CHROMATOGRAPHY; ORGANIC SOLVENTS;

CYANOPHENYL ALKYLBENZOATES; INFINITE DILUTION;

LIQUID CRYSTALS;

EID: 0031233519     PISSN: 00219568     EISSN: None     Source Type: Journal    
DOI: 10.1021/je970075r     Document Type: Article

References (27)

1. Apfel, M. A.; Finkelman, H.; Janini, G. M.; Laub, R. J. Synthesis and Properties of High Temperature Mesomorphic Polysiloxane Solvents: Biphenyl-and Terphenyl-Based Nematic Systems. Anal. Chem. 1985, 571, 651-658.
2. Chow, L. C.; Martire, D. E. Thermodynamics of Solution with Liquid Crystal Solvents. II. Surface Effects with Nematogenic Compounds. J. Phys. Chem. 1969, 73, 1127-1132.
3. Chow, L. C.; Martire, D. E. Thermodynamics of Solution with Liquid Crystal Solvents. III. Molecular Interpretation of Solubility in Nematogenic Solvents. J. Phys. Chem. 1971, 75, 2005-2015.
4. Dreisbach, P. R. Physical Properties of Chemical Compounds; Advances in Chemistry Series; American Chemical Society: Washington, DC, 1955 (No. 15); 1959 (No. 22).
5. Dreisbach, P. R. Physical Properties of Chemical Compounds; Advances in Chemistry Series; American Chemical Society: Washington, DC, 1955 (No. 15); 1959 (No. 22).
6. Ghodbane, S.; Oweimreen, G. A.; Martire, D. E. Thermodynamics of Solution of Nonmesomorphic Solutes at Infinite Dilution in the Smectic-A, Nematic and Isotropic Phases of p-n-Octyl-p′-Cynobiphenyl; A Gas-Liquid Chromatographic Study. J. Chromatogr. 1991, 556, 317-350.
7. Gray, G. W.; Harrison, K. J.; Nash, J. A.; Constant, J.; Hulme, D. S.; Kirton, J.; Raynes, E. P. Stable, Low Melting Nematogenes of Positive Dielectric Anisotropy for Display Devices. Liquid Cryst. Org. Fluids 1974, 2, 617-643.
8. Guggeheim, E. A.; Wormald, C. J. Systematic Deviations from the Principle of Corresponding States. J. Chem. Phys. 1965, 42, 3775-3780.
9. Janini, G. M.; Johnston, K.; Zielinski, W. L., Jr. Use of a Nematic Liquid Crystal for Gas-Liquid Chromatographic Separation of Polyaromatic Hydrocarbon. Anal. Chem. 1975, 47, 670-674.
10. Liao, H. L.; Martire, D. E. Concurrent Solution and Adsorption Phenomena in Gas-Liquid Chromatography - A Comparative Study. Anal. Chem. 1972, 44, 498-502.
11. Martire, D. E. On the Question of Molecular Flexibility in Nematogenic Compounds. Mol. Cryst. Liq. Cryst. 1974, 28, 63-83.
12. Martire, D. E.; Riedl, P. A Thermodynamic Study of Hydrogen Bonding by Means of Gas-Liquid Chromatography. J. Phys. Chem. 1968, 72, 3478-3488.
13. Martire, D. E.; Oweimreen, G. A.; Agren, G. I.; Ryan, S. G.; Peterson, H. T. The Effect of Quasispherical Solutes on the Nematic to Isotropic Transition in Liquid Crystals. Chem. Phys. 1976, 64, 1456-1463.
14. McGlashen, M. L.; Potter, D. J. B. An Appratus for the Measurement of the Second Virial Coefficients of Vapours; The Second Virial Coefficients of Some n-Alkanes and of Some Mixtures of n-Alkanes. Proc. R. Soc. London 1962, 2674, 478-500.
15. Meyer, E. F. On Thermodynamics of Solution by Gas-Liquid Chromagraphy. J. Chem, Educ. 1973, 50, 191-194.
16. Mullin, C. S.; Guyot-Sionnest, P. Properties of Liquid Crystal Monolayers on Silane Surfaces. Phys. Rev. A. 1989, 39, 3745-3747.
17. Nazarora, V. I.; Shcherbakova, K. D.; Shcherbakova, O. A. Chromatographic Properties of Graphitized Thermal Carbon Black Modified with Monolayer of Liquid Crystal. J. Chromatogr. 1992, 600, 59-65.
18. Oweimreen, G. A. Thermodynamics of Solutions of Various Nonmesomorphic Solutes in the Nematic and Isotropic Phases of 7CB. Mol. Cryst. Liq. Cryst. 1981, 68, 257-275.
19. Oweimreen, G. A. Thermodynamic Data for Nonmesomorphic Solutes at Infinite Dilution in the Nematic and Isotropic Phases of Hexylcyanobiphenlyl. J. Solution Chem. 1982, 11, 105-118.
20. Oweimreen, G. A.; Martire, D. E. The Effect of Quasispherical and Chain Like Solutes on the Nematic-to-Isotropic Phase Transition in Liquid Crystals. J. Chem. Phys. 1980, 72, 2500-2510.
21. Oweimreen, G. A.; Shihab, A. K. Thermodynamic Studies on Infinitely Dilute Solutions of Nonmesomorphic Solutes in Liquid Crystalline Solvents. J. Chem. Eng. Data 1994, 39, 266-270.
22. Oweimreen, G. A. Lin, G. C.; Martire, D. E. Thermodynamics of Solutions with Liquid Crystal Solvents. 9. Gas-Liquid Chromatographic Study of Nonmesomomorphic Solutes in Nematic and Isotropic N-(p-Methoxybenzylidene)-p′-n-butylaniline and p-n-pentyl-p′-cyanobiphenyl. J. Phys. Chem. 1979, 83, 2111-2199.
23. Peterson, H. T.; Martire, D. E.; Lindner, W. J. Activity Coefficients of n-Heptane in 4, 4′-Dihexyloxyanoxy Benzene Liquid Crystal. J. Phys. Chem. 1972, 76, 596-597.
24. Schnur, J. M.; Martire, D. E. Thermodynamics of Solution with Liquid Crystal Solvents. Anal. Chem. 1971, 43, 1201-1203.
25. Vogel, G. L.; Hmzavi-Abedi, M. A.; Martire, D. E. Activity Coefficients of Nine Normal and Branched Alkanes in n-Octadecane at 303.15 K. J. Chem. Thermodyn. 1983, 15, 739-745.
26. Zhou, Y. W.; Jaroniec, M.; Hann, G. L.; Gilpin, R. K. Gas Chromatographic and Infrared Studies of 4′-Cyano-4-biphenyl-(4-pentyloxy)-benzoate Coated on Porous Silica. Anal. Chem. 1994, 66, 1454-1458.
27. Zielenski, W. L., Jr.; Johnston, K.; Muschik, G. M. Nematic Liquid Crystal for Gas-Liquid Chromatographic Separtion of Steroid Epimers. Anal. Chem. 1976, 48, 907-910.