Liquid crystals based on calix[4]arene Schiff bases

Journal of Inclusion Phenomena and Macrocyclic Chemistry

Volumn 66, Issue 3, 2010, Pages 285-295

  Patel, Ravindra V ^a   Panchal, Jayesh G ^a   Rana, V A ^a   Menon, Shobhana K ^a  

^a GUJARAT UNIVERSITY   (India)

Author keywords

Calix 4 arene Schiff base; Dielectric constant; Dielectric loss tangent; Mesophases; Thermotropic

Indexed keywords

EID: 77952290645     PISSN: 09230750     EISSN: None     Source Type: Journal    
DOI: 10.1007/s10847-009-9620-z     Document Type: Article

References (25)

1. Maex, K., Baklanov, M. R., Shamiryan, D., Iacopi, F., Brongersma, S. H., Yanovitskaya, Z. S.: Low dielectric constant materials for microelectronics. J. Appl. Phys. 93, 8793 (2003).
2. Bahadur, B.: Liquid Crystals: Application and Uses, pp. 1-3. World Scientific, Singapore (1995).
3. Castellano, J. A.: RCA Rev. 33, 296 (1972).
4. Collings, P. J., Hird, M.: Introduction to Liquid Crystals, Chemistry and Physics. Taylor and Francis, London (1997).
5. Seguy, I., Jolina, P., Destruel, P., Farenc, J., Mamy, R., Bock, H., Nguyen, T. P.: Red organic light emitting device made from triphenylene hexaester and perylene tetraester. J. Appl. Phys. 89, 5442 (2001).
6. Schmidtmende, L., Fechtenkotter, A., Mullen, K., Moons, E., Friend, R. H., MacKenzie, J. D.: Self-organized discotic liquid crystals for high-efficiency organic photovoltaics. Science 293, 1119 (2001).
7. Gutsche, C. D.: Calixarenes Revisited: Monographs in Supramolecular Chemistry. The Royal Society of Chemistry, London (1998).
8. Nicola, A., Gianluca, A., Yannick, R., Paola, C., Veronica, V., Richard, W., Tao, G., Mohamed, S., Michel, H., Jean-Francois, N.: Electronic properties of oligophenylenevinylene and oligophenyleneethynylene arrays constructed on the upper rim of a calix[4]arene core. New J. Chem. 28, 1627-1637 (2004).
9. Yonetake, K., Nakayama, T., Ueda, M.: New liquid crystals based on calixarenes. J. Mater. Chem. 11, 761-767 (2001).
10. Cometti, G., Dalcananle, E., Du Vosel, A., Levelut, A. M.: New bowl-shaped columnar liquid crystals. Chem. Commun. 163-165 (1990).
11. Bonsignore, S., Cometti, G., Dalcanale, E., Du Vosel, A.: New columnar liquid crystals correlation between molecular structure and mesomorphic behaviour. Liq. Cryst. 8, 639-649 (1990).
12. Abis, L., Arrighi, V., Cometti, G., Dalcanale, E., Du Vose, A.: Deuterium: NMR investigation of a new class of macrocyclic columnar liquid crystal. J. Liq. Cryst. 9, 277-284 (1991).
13. Budig, H., Diele, S., Paschke, R., Strohi, D., Tschierske, C.: Mesomorphic properties and monolayer behaviour of novel liquid crystalline exo-calix[4]arene derivatives. J. Chem. Soc., Perkin Trans 2, 1901-1906 (1996).
14. Komori, T., Shinkai, S.: A new class of mesomorphic materials designed from calix[n]arenes. Chem. Lett. 21, 901-904 (1992).
15. Komori, T., Shinkai, S.: Novel columnar liquid crystals designed from cone-shaped calix[4]arenes. The rigid bowl is essential for the formation of the liquid crystal phase. Chem. Lett. 22, 1455-1458 (1993).
16. Xu, B., Swager, T. M.: Rigid bowlic liquid crystals based on tungsten-oxo calix[4]arenes: host-guest effects and head-to-tail organization. J. Am. Chem. Soc. 115, 1159-1160 (1993).
17. Xu, B., Swager, T. M.: Host-guest mesomorphism: cooperative stabilization of a bowlic columnar phase. J. Am. Chem. Soc. 117, 5011-5012 (1995).
18. Kohmato, S., Someya, Y., Masu, H., Kentaro, Y., Kishikawa, K.: Liquid crystal and crystal structure of octahomotetraoxacalix[4]arenes. J. Org. Chem. 71, 4509-4515 (2006).
19. Pik Kwan, L., Dongzhong, C., Qingwei, M., Shing Wong, M.: Highly ordered smectic phases from polar calix[4]arene derivatives. Chem. Mater. 18, 3924-3930 (2006).
20. Menon, S. K., Parikh, V. B.: Synthesis and mesomorphic properties of novel crown ether Schiff bases. Mol. Cryst. Liq. Cryst. 482, 71-83 (2008).
21. Gutsche, C. D., Iqbal, M., Stewart, D.: Calixarenes. 19. Syntheses procedures for p-tert-butylcalix[4]arene. J. Org. Chem. 51, 742-745 (1986).
22. Deligoz, H.: Synthesis and properties of a series of novel calix[6]arene diazo derivatives. J. Incl. Phenom. Macrocycl. Chem. 43, 285-289 (2002).
23. Yutaka, M., Toshio, A., Eisaku, N., Hisaji, T.: Syntheses and NMR behavior of calix[4]quinone and calix[4]hydroquinone. J. Org. Chem. 57, 3658-3662 (1992).
24. Sengwa, R. J., Sankhla, S.: Solvent effect on the dielectric dispersion of poly(vinyl pyrrolidone)-poly(ethyleneglycol) blenas. Colloid Poly. Sci. doi 10. 1007/s00396-007-1676-y.
25. 2+ on the electrical and magnetic properties of Li-Sb ferrites. Mater. Lett. 44, 65 (2000).