Abstract
Ternary mixtures formed from components of the five series of unsymmetrical 1,4-phenylene bis-4-substituted benzoates
Ternary mixtures formed from components of the five series of unsymmetrical 1,4-phenylene bis-4-substituted benzoates
M. M. Naoum, G. Hohne, H. Seliger, and E. Happ, “Effect of molecular structure on the phase behaviour of some liquid crystalline compounds and their binary mixtures. I. 4-hexadecyloxyphenyl-4-carboxybenzoate and 4-carboxyphenyl-4-hexadecyloxybenzoate,” Liquid Crystals, vol. 23, no. 5, pp. 653–658, 1997.
View at: Publisher Site | Google ScholarM. M. Naoum, G. R. Saad, R. I. Nessim, T. A. Abdel-Aziz, and H. Seliger, “Effect of molecular structure on the phase behaviour of some liquid crystalline compounds and their binary mixtures. II. 4-hexadecyloxyphenyl arylates and aryl 4-hexadecyloxy benzoates,” Liquid Crystals, vol. 23, no. 6, pp. 789–795, 1997.
View at: Publisher Site | Google ScholarM. M. Naoum, G. R. Saad, R. I. Nessim, and T. A. Abdel-Aziz, “Effect of molecular structure on the phase behaviour of some liquid crystalline compounds and their binary mixtures III. Binary mixtures of alkoxyphenyl arylates and arylalkoxybenzoates,” Liquid Crystals, vol. 25, no. 2, pp. 165–173, 1998.
View at: Publisher Site | Google ScholarM. J. S. Dewar and J. P. Schroeder, “p-Alkoxy- and p-carbalkoxybenzoates of diphenols. A new series of liquid crystalline compounds,” Journal of Organic Chemistry, vol. 30, no. 7, pp. 2296–2300, 1965.
View at: Publisher Site | Google ScholarM. J. S. Dewar and R. S. Goldberg, “Role of p-phenylene groups in nematic liquid crystals,” Journal of the American Chemical Society, vol. 92, no. 6, pp. 1582–1586, 1970.
View at: Publisher Site | Google ScholarS. L. Arora, J. L. Fergason, and T. R. Taylor, “Molecular structure and liquid crystallinity. Phenylene bis(alkoxybenzoates),” Journal of Organic Chemistry, vol. 35, no. 12, pp. 4055–4058, 1970.
View at: Publisher Site | Google ScholarS. A. Haut, D. C. Schroeder, and J. P. Schroeder, “Liquid crystals. II. Unsymmetrical p-phenylene di-p-n-alkoxybenzoates,” Journal of Organic Chemistry, vol. 37, no. 9, pp. 1425–1428, 1972.
View at: Publisher Site | Google ScholarM. M. Naoum, R. I. Nessim, G. R. Saad, and T. Y. Labeeb, “Effect of molecular structure on the phase behaviour of some liquid crystalline compounds and their mixtures XII. Binary mixtures of homologues of unsymmetrical 1,4-phenylene bis(4-substituted benzoates),” Liquid Crystals, vol. 30, no. 2, pp. 165–172, 2003.
View at: Publisher Site | Google ScholarM. M. Naoum, R. I. Nessim, G. R. Saad, and T. Y. Labeeb, “Effect of molecular structure on the phase behaviour of some liquid crystalline compounds and their mixtures XI. Binary mixtures of unsymmetrical 1,4-phenylene bis-(4-substituted benzoates),” Liquid Crystals, vol. 29, no. 7, pp. 929–943, 2002.
View at: Publisher Site | Google ScholarM. M. Naoum, T. Y. Labeeb, E. Happ, and H. Seliger, “Effect of molecular structure on the phase behavior of some liquid crystalline compounds and their mixtures X. Unsymmetrical 1,4-phenylene-bis-(4-substituted benzoates),” Thermochimica Acta, vol. 391, no. 1-2, pp. 151–158, 2002.
View at: Publisher Site | Google ScholarM. M. Naoum, A. A. Mansour, and A. A. Bayoumy, “Effect of molecular structure on the phase behaviour of some liquid crystalline compounds and their mixtures VII. Ternary mixtures of enantiotropes,” Liquid Crystals, vol. 27, no. 2, pp. 243–247, 2000.
View at: Publisher Site | Google ScholarJ. Van der Veen, “The influence of terminal substituents upon the nematic-isotropic transition temperature,” Journal de Physique Colloques, vol. 36, pp. C1-375–C1-377, 1975.
View at: Google ScholarM. M. Naoum, R. I. Nessim, G. R. Saad, and T. A. Abdel-Aziz, “Effect of molecular structure on the phase behaviour of some liquid crystalline compounds and their binary mixtures IV. Dependence of Tc on the anisotropy of polarizability of the aryl-X bond,” Liquid Crystals, vol. 25, no. 1, pp. 73–83, 1998.
View at: Publisher Site | Google Scholar