Stabilization of nondiscoid columnar liquid crystals: Studies of unsymmetrical copper bis-β-diketonates

Chemistry of Materials

Volumn 8, Issue 4, 1996, Pages 907-911

  Zheng, Hanxing ^a   Xu, Bing ^a   Swager, Timothy M ^a  

^a UNIVERSITY OF PENNSYLVANIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0038774785     PISSN: 08974756     EISSN: None     Source Type: Journal    
DOI: 10.1021/cm950494c     Document Type: Article

References (23)

1. For reviews on metallomesogens see: (a) Giroud-Godquin, A. M.; Maitlis, P. M. Angew. Chem., Int. Ed. Engl. 1991, 30, 375. (b) Espinet, P.; Esteruelas, M. A.; Oro, L. A.; Serrano, J. L.; Sola, E. Coord. Chem. Rev. 1992, 117, 215. (c) Hudson, S. A.; Maitlis, P. M. Chem. Rev 1993, 93, 861. (d) Bruce, D. W. In Inorganic Materials, Bruce, D. W.; O'Hare, D., Eds.; John Wiley and Sons: New York, 1992; Chapter 8.
2. For reviews on metallomesogens see: (a) Giroud-Godquin, A. M.; Maitlis, P. M. Angew. Chem., Int. Ed. Engl. 1991, 30, 375. (b) Espinet, P.; Esteruelas, M. A.; Oro, L. A.; Serrano, J. L.; Sola, E. Coord. Chem. Rev. 1992, 117, 215. (c) Hudson, S. A.; Maitlis, P. M. Chem. Rev 1993, 93, 861. (d) Bruce, D. W. In Inorganic Materials, Bruce, D. W.; O'Hare, D., Eds.; John Wiley and Sons: New York, 1992; Chapter 8.
3. For reviews on metallomesogens see: (a) Giroud-Godquin, A. M.; Maitlis, P. M. Angew. Chem., Int. Ed. Engl. 1991, 30, 375. (b) Espinet, P.; Esteruelas, M. A.; Oro, L. A.; Serrano, J. L.; Sola, E. Coord. Chem. Rev. 1992, 117, 215. (c) Hudson, S. A.; Maitlis, P. M. Chem. Rev 1993, 93, 861. (d) Bruce, D. W. In Inorganic Materials, Bruce, D. W.; O'Hare, D., Eds.; John Wiley and Sons: New York, 1992; Chapter 8.
4. For reviews on metallomesogens see: (a) Giroud-Godquin, A. M.; Maitlis, P. M. Angew. Chem., Int. Ed. Engl. 1991, 30, 375. (b) Espinet, P.; Esteruelas, M. A.; Oro, L. A.; Serrano, J. L.; Sola, E. Coord. Chem. Rev. 1992, 117, 215. (c) Hudson, S. A.; Maitlis, P. M. Chem. Rev 1993, 93, 861. (d) Bruce, D. W. In Inorganic Materials, Bruce, D. W.; O'Hare, D., Eds.; John Wiley and Sons: New York, 1992; Chapter 8.
5. (a) Serrette, A. G.; Swager, T. M. J. Am. Chem. Soc. 1993, 115, 8879.
6. (b) Lai, C. K.; Serrette, A. G.; Swager, T. M. J. Am. Chem. Soc. 1992, 114, 7949.
7. (c) Zheng, H.; Lai, C. K.; Swager, T. M. Chem. Mater. 1994, 6, 101
8. (d) Serrette, A. G.; Lai, C. K.; Swager, T. M. Chem. Mater. 1994, 6, 2252.
9. Zheng, H.; Swager, T. M. Chem. Mater. 1995, 7, 2067.
10. 1 There have been other reports of nondiscoid metal bis(β-diketonates) which display columnar phases. (a) Barberá, J.; Cativiela, C.; Serrano, J. L.; Zurbano, M. M. Adv. Mater. 1991, 3, 602. (b) Atencio, R.; Barberá, J.; Cativiela, C.; Lahoz, F. J.; Serrano, J. L.; Zurbano, J. Am. Chem. Soc. 1994, 116, 11558. (c) Ohta, K.; Takenata, O.; Hasebe, H.; Morizumi, Y.; Fujimoto, T.; Yamamoto, I. Mol. Cryst. Liq. Cryst. 1991, 195, 135. (d) Ohta, K.; Morizumi, Y.; Akimoto, H.; Takenata, O.; Fujimoto, T.; Yamamoto, I. Mol. Cryst. Liq. Cryst. 1992, 214, 143.
11. 1 There have been other reports of nondiscoid metal bis(β-diketonates) which display columnar phases. (a) Barberá, J.; Cativiela, C.; Serrano, J. L.; Zurbano, M. M. Adv. Mater. 1991, 3, 602. (b) Atencio, R.; Barberá, J.; Cativiela, C.; Lahoz, F. J.; Serrano, J. L.; Zurbano, J. Am. Chem. Soc. 1994, 116, 11558. (c) Ohta, K.; Takenata, O.; Hasebe, H.; Morizumi, Y.; Fujimoto, T.; Yamamoto, I. Mol. Cryst. Liq. Cryst. 1991, 195, 135. (d) Ohta, K.; Morizumi, Y.; Akimoto, H.; Takenata, O.; Fujimoto, T.; Yamamoto, I. Mol. Cryst. Liq. Cryst. 1992, 214, 143.
12. 1 There have been other reports of nondiscoid metal bis(β-diketonates) which display columnar phases. (a) Barberá, J.; Cativiela, C.; Serrano, J. L.; Zurbano, M. M. Adv. Mater. 1991, 3, 602. (b) Atencio, R.; Barberá, J.; Cativiela, C.; Lahoz, F. J.; Serrano, J. L.; Zurbano, J. Am. Chem. Soc. 1994, 116, 11558. (c) Ohta, K.; Takenata, O.; Hasebe, H.; Morizumi, Y.; Fujimoto, T.; Yamamoto, I. Mol. Cryst. Liq. Cryst. 1991, 195, 135. (d) Ohta, K.; Morizumi, Y.; Akimoto, H.; Takenata, O.; Fujimoto, T.; Yamamoto, I. Mol. Cryst. Liq. Cryst. 1992, 214, 143.
13. 1 There have been other reports of nondiscoid metal bis(β-diketonates) which display columnar phases. (a) Barberá, J.; Cativiela, C.; Serrano, J. L.; Zurbano, M. M. Adv. Mater. 1991, 3, 602. (b) Atencio, R.; Barberá, J.; Cativiela, C.; Lahoz, F. J.; Serrano, J. L.; Zurbano, J. Am. Chem. Soc. 1994, 116, 11558. (c) Ohta, K.; Takenata, O.; Hasebe, H.; Morizumi, Y.; Fujimoto, T.; Yamamoto, I. Mol. Cryst. Liq. Cryst. 1991, 195, 135. (d) Ohta, K.; Morizumi, Y.; Akimoto, H.; Takenata, O.; Fujimoto, T.; Yamamoto, I. Mol. Cryst. Liq. Cryst. 1992, 214, 143.
14. Serrette, A. G.; Swager, T. M. Angew. Chem., Int. Ed. Engl. 1994, 33, 2342-5.
15. Gray, G. W.; Goodby, J. W. G. Smectic Liquid Crystals; Textures and Structures; Leonard Hill Publishers: Glasgow, 1984, pp 143-149.
16. Paulus, W.; Ringsdorf, H.; Diele, S.; Pelzl, G. Liq. Cryst. 1991, 9, 807.
17. We have found similar behavior in vanadyl analogues of 2. Zheng, H.; Carroll, P. J.; Swager, T. M. Liq. Cryst 1993, 14, 1421.
18. For reviews on discotics see: (a) Destrade, C.; Foucher, P.; Gasparoux, H.; Nguyen H. T.; Levelut, A. M.; Malthete, J. Mol. Cryst. Liq. Cryst. 1984, 106, 121. (b) Billard, J. In Liquid Crystals of One-and Two-Dimensional Order; Springer Series in Chemical Physics, Berlin, 1980; p 383. (c) Chandrasekhar, S.; Ranganath, G. S. Rep. Prog. Phys. 1990, 53, 57 and references therein.
19. For reviews on discotics see: (a) Destrade, C.; Foucher, P.; Gasparoux, H.; Nguyen H. T.; Levelut, A. M.; Malthete, J. Mol. Cryst. Liq. Cryst. 1984, 106, 121. (b) Billard, J. In Liquid Crystals of One-and Two-Dimensional Order; Springer Series in Chemical Physics, Berlin, 1980; p 383. (c) Chandrasekhar, S.; Ranganath, G. S. Rep. Prog. Phys. 1990, 53, 57 and references therein.
20. For reviews on discotics see: (a) Destrade, C.; Foucher, P.; Gasparoux, H.; Nguyen H. T.; Levelut, A. M.; Malthete, J. Mol. Cryst. Liq. Cryst. 1984, 106, 121. (b) Billard, J. In Liquid Crystals of One-and Two-Dimensional Order; Springer Series in Chemical Physics, Berlin, 1980; p 383. (c) Chandrasekhar, S.; Ranganath, G. S. Rep. Prog. Phys. 1990, 53, 57 and references therein.
21. Seed, A. J.; Toyne, K. J.; Goodby, J. W. J. Mater. Chem. 1995, 5, 653.
22. (a) Ohta, K.; Ema, H.; Muroki, H.; Yamamoto, I.; Matsuzaki, K. Mol. Cryst. Liq. Cryst. 1987, 147, 61.
23. (b) Ohta, K.; Ema, H.; Muroki, H.; Yamamoto, I.; Matsuzaki, K. Mol. Cryt. Liq. Cryst. 1987, 147, 61.