How to cite this paper
Thakor, A., Sharma, V., Rathod, S., Shrivastav, P & Shah, R. (2023). Synthesis and characterization of λ-shaped azo liquid crystals: The effect of terminal alkoxy group.Current Chemistry Letters, 12(3), 641-650.
Refrences
1. Mitov, M. (2017). Cholesteric liquid crystals in living matter. Soft Matter., 13(23), 4176-4209.
2. Andrienko, D. (2018). Introduction to liquid crystals. J. Mol. Liq., 267, 520-541.
3. Srinivasan, M. V., Kannan, P., and Roy, A. (2013). Photo and electrically switchable B 7 mesophase exhibiting asymmetric bent-core liquid crystals. New J. Chem., 37(5), 1584-1590.
4. Sharma, V. S., Vekariya, R. H., Sharma, A. S., and Patel, R. B. (2017). Mesomorphic properties of liquid crystalline compounds with chalconyl central linkage in two phenyl rings. Liq. Cryst. Today., 26(3), 46-54.
5. Sharma, V. S., and Patel, R. B. (2017). Study the effects of terminal side chain and–nitro group on mesomorphic behaviour of cinnamate-chalconyl based liquid crystal. Mol. Cryst. Liq.Cryst., 643(1), 1-12.
6. Kim, Y., Lee, M., Wang, H. S., and Song, K. (2018). The effect of surface polarity of glass on liquid crystal alignment. Liq. Cryst., 45(5), 757-764.
7. Ranjkesh, A., Parast, M. H., Strzeżysz, O., Zakerhamidi, M. S., and Yoon, T. H. (2018). New linear solvation energy relationships for empirical solvent scales using the Kamlet–Abboud–Taft parameter sets in nematic liquid crystals. RSC Adv., 8(40), 22835-22845.
8. Haase, W., and Wedel, H. (1977). The Application of Nematic Liquid Crystals as Anisotropic Solvents in the Optical Absorption Spectroscopy for the Determination of the Polarization of Electronic Transitions of Organic Molecules and Cu (II)-Complexes. Mol. Cryst. Liq. Cryst., 38(1), 61-76.
9. J. Goodby et al. (1999). Mesogenic molecular crystalline materials, Wiley-VCH:Weinheim, Germany.
10. Zhu, X., Yin, F., Zhao, H., Chen, S., and Bian, Z. (2017). Some new azobenzene liquid crystals involving chalcone and ester linkages. RSC Adv., 7(73), 46344-46353.
11. (a) Hagar, M., Ahmed, H. A., and Saad, G. R. (2018). Mesophase stability of new Schiff base ester liquid crystals with different polar substituents. Liq. Cryst., 45(9), 1324-1332. (b) Moubeen, S., El-Shahat, M., Aziz, A., and Attia, A. (2021). Synthesis, characterization and biological evaluation of novel octahedral Ru (III) complexes containing pentadentate Schiff base ligands. Curr. Chem. Lett., 10(1), 17-32. (c) Hassan, K., Shaban, E., ElHaddad, G., Sallam, A., and Sayed, I. (2022). Synthesis, characterization, and antibacterial activity of azodyes incorporated acridine chromophore and their applications in polyester printing. Curr. Chem. Lett., 11(1), 83-94.
12. Ahmed, H. A., Hagar, M., El-Sayed, T. H., and B. Alnoman, R. (2019). Schiff base/ester liquid crystals with different lateral substituents: Mesophase behaviour and DFT calculations. Liq. Cryst., 46(7), 1–11.
13. Nafee, S. S., Hagar, M., Ahmed, H. A., Alhaddad, O. A., El-Shishtawy, R. M., and Raffah, B. M. (2020). New two rings Schiff base liquid crystals; ball mill synthesis, mesomorphic, Hammett and DFT studies. J. Mol. Liq., 299, 112161.
14. E Gulbas, H., G Coskun, D., H Gursel, Y., and Bilgin-Eran, B. (2014). Synthesis, characterization and mesomorphic properties of side chain liquid crystalline oligomer having schiff base type mesogenic group. Adv. Mater., 5, 333–338.
15. Thaker, B. T., Kanojiya, J. B., and Tandel, R. S. (2010). Effects of different terminal substituents on the mesomorphic behavior of some azo-schiff base and azo-ester-based liquid crystals. Mol. Cryst. Liq.Cryst., 528(1), 120-137.
16. Thaker, B. T., and Kanojiya, J. B. (2011). Mesomorphic properties of liquid crystalline compounds with biphenyl moiety containing azo-ester, azo-cinnamate central linkages and different terminal group. Liq. Cryst., 38(8), 1035-1055.
17. Naoum, M. M., Fahmi, A. A., Abaza, A. H., and Saad, G. R. (2014). Effect of exchange of terminal substituents on the mesophase behaviour of some azo/ester compounds. Liq. Cryst., 41(11), 1559-1568.
18. Naoum, M. M., Fahmi, A. A., Ahmed, N. H., and Saad, G. R. (2015). The effect of inversion of the ester group on the mesophase behaviour of some azo/ester compounds. Liq. Cryst., 42(9), 1298-1308.
19. Selvarasu, C., ad Kannan, P. (2016). Effect of azo and ester linkages on rod shaped Schiff base liquid crystals and their photophysical investigations. J. Mol. Struct., 1125, 234-240.
20. Karim, M. R., Sheikh, M. R. K., Yahya, R., Mohamad Salleh, N., Lo, K. M., and Mahmud, H. E. (2016). The effect of terminal substituents on crystal structure, mesophase behaviour and optical property of azo-ester linked materials. Liq. Cryst., 43(12), 1862-1874.
21. Patel, D. H., Doshi, A. A., Prajapati, H. R., and Doshi, A. V. (2016). Synthesis of novel azoester homologous series of liquid crystalline behavior and the study of mesomorphism dependence on lateral substitution of middle phenyl ring. Mol. Cryst. Liq.Cryst., 624(1), 69-76.
22. Sharma, V. S., and Patel, R. B. (2016). Synthesis and study of mesomorphic properties of azoester compounds. Mol. Cryst. Liq.Cryst., 633(1), 37-45.
23. Selvarasu, C., and Kannan, P. (2017). Alkyloxy azo-cinnamate ester based thermotropic liquid crystals and their photophysical investigations. Mol. Cryst. Liq.Cryst., 648(1), 77-87.
24. Mahmoud, N. E., Saad, G. R., Fahmi, A. A., and Naoum, M. M. (2018). Effect of including extra phenylazo moiety on the mesophase behaviour of three-ring azo/ester molecules. Liq. Cryst., 45(11), 1711-1722.
25. Saad, G. R., Ahmed, N. H., Fahmi, A. A., Kaddah, M. M., and Naoum, M. M. (2019). Influence of lateral methyl and terminal substituents on the mesophase behaviour of four rings azo-ester liquid crystal compounds. Liq. Cryst., 46(8), 1285-1297.
26. Ahmed, N. H., Saad, G. R., and Naoum, M. M. (2019). Effect of lateral bromo substituent on the phase behavior of four-ring azo/ester/azo liquid crystalline materials. Liq. Cryst., 46(11), 1631-1642.
27. Kher, S. N., Prajapati, H. R., Makwana, N. G., and Chandra, R. S. (2019). Dependence of mesomorphism on terminal polar group in novel azo-ester series. Mol. Cryst. Liq.Cryst., 682(1), 44-53.
28. (a) Jadeja, U. H., Sharma, V. S., Prajapat, V., Shah, A., and Sharma, A. S. (2019). Synthesis and Study of Azo based Liquid Crystals: Effect of the lateral bromo and terminal alkoxy side chain on Thermal, Mesomorphic and Optical properties. Mol. Cryst. Liq.Cryst., 680(1), 46-64 (b) Jadeja, U. H., and Patel, R. B. (2016). The effect of molecular rigidity and flexibility on the mesomorphism of azo-esters. Mol. Cryst. Liq.Cryst., 637(1), 28-36 (c) Sharma, V. S., Jadeja, U. H., and Patel, R. B. (2017). Study of the molecular structure on liquid crystal properties with reference to thermotropic azo-ester derivatives. Mol. Cryst. Liq.Cryst., 643(1), 28-39.
29. Saad, G. R., Ahmed, N. H., Fahmi, A. A., Kaddah, M. M., and Naoum, M. M. (2019). Influence of lateral methyl and terminal substituents on the mesophase behaviour of four rings azo-ester liquid crystal compounds. Liq. Cryst., 46(8), 1285-1297.
30. Sultan, A. A., Fahmi, A. A., Saad, G. R., and Naoum, M. M. (2019). Effect of orientation of lateral fluorine atom on the mesophase behaviour of azo/ester molecules with terminal naphthyl group. Liq. Cryst., 46(15), 2322-2333.
31. Ahmed, H. A., Hagar, M., and Saad, G. R. (2019). Impact of the proportionation of dialkoxy chain length on the mesophase behaviour of Schiff base/ester liquid crystals; experimental and theoretical study. Liq. Cryst., 46(11), 1611-1620.
32. Ahmed, N. H., Saad, G. R., Ahmed, H. A., and Hagar, M. (2020). New wide-stability four-ring azo/ester/Schiff base liquid crystals: Synthesis, mesomorphic, photophysical, and DFT approaches. RSC Adv., 10(16), 9643-9656.
33. Ahmed, H. A., Hagar, M., and Alhaddad, O. A. (2020). Mesomorphic and geometrical orientation study of the relative position of fluorine atom in some thermotropic liquid crystal systems. Liq. Cryst., 47(3), 404-413.
34. Al-Hamdani, U. J., Abbo, H. S., Al-Jaber, A. A., and Titinchi, S. J. (2020). New azo-benzothiazole based liquid crystals: synthesis and study of the effect of lateral substituents on their liquid crystalline behaviour. Liq. Cryst., 47(14-15), 2257-2267.
35. Ahmed, N. H., Abdelrahman, A. M., Fahmi, A. A., Saad, G. R., and Naoum, M. M. (2020). Effect of replacing an azo group with an azomethine one on the mesophase behaviour of four-ring azo/ester/azomethine compounds bearing two terminal alkoxy groups. Liq. Cryst., 47(10), 1409-1420.
36. Thakor, A., Dwivedi, D. J., Desai, V., Jadeja, U. H., Sharma, V. S., and Patel, R. B. (2022). Synthesis and characterization of biphenyl-based azo liquid crystals and its optical properties: effect of lateral and tail group. Mol. Cryst. Liq.Cryst, 726(1), 8-26.
37. Farooq, S., and Ngaini, Z. (2021). Mesomeric effects of azobenzene bearing natural product-based molecules for liquid crystal materials: An overview. Curr. Org. Synth., 18(4), 318-332.
38. Fahmi, A. A., Saad, G. R., Ali, M. H., and Ahmed, N. H. (2022). Steric effect of di-lateral methyl substituent on the mesophase behavior of four-ring azo/ester/azo homologues. Liq. Cryst., 1-13.
39. Babamale, H. F., Khor, B. K., Chear, N. J. Y., Haque, R. A., and Yam, W. (2022). The First tetrafluorinated azobenzene-imidazolium ionic conjugates as potential thermotropic liquid crystalline drugs: Self-assembly properties and cytotoxic effects. J. Mol. Struct., 1255, 132470.
40. Sharma, V. S., and Patel, R. B. (2016). Synthesis and study of mesomorphic properties of azoester compounds. Mol.Cryst.Liq.Cryst., 633, 37-45.
41. Jadeja, U. H., Sharma, V. S., Jain, B. B., and Patel, R. B. (2016). Dependence of LC state on molecular flexibility. Mol.Cryst.Liq.Cryst., 630, 144-153.
42. Gilani, A. G., Moghadam, M., Zakerhamidi, M. S., and Moradi, E. (2012). Solvatochromism, tautomerism and dichroism of some azoquinoline dyes in liquids and liquid crystals. , Dyes. Pigm., 92(3), 1320-1330.
43. Nie, J., Liu, X., Yan, Y., and Zhang, H. (2017). Supramolecular hydrogen-bonded photodriven actuators based on an azobenzene-containing main-chain liquid crystalline poly (ester-amide). J.Mater.Chem.C., 5, 10391-10398.
44. Ganatra, K.J., and Bhoya, U.C. (2008). Study of Homologous Series of Azomesogens with Lateral Aromatic Branch. Mol.Cryst.Liq.Cryst., 487, 110-116.
45. Dixit, S. (2018). Study of Y-shaped liquid crystalline materials with polar nitro substituent. Mol.Cryst.Liq.Cryst., 664, 77-84.
46. Yao, Y., Koshti, R.R., Vyas, A., Sangani, C.B., et al. (2021). λ-shaped to T-shaped azo diester mesogens having methyl (–CH3)/methoxy(–OCH3) terminal substituents with trisubstituted benzene. J.Mol.Liq., 336, 116863.
47. Rameshbabu, K., and Kannan, P. (2004). Synthesis and characterization of thermotropic liquid crystalline polyphosphates containing photoreactive moieties. Liq. Cryst., 31(6), 843-851.
2. Andrienko, D. (2018). Introduction to liquid crystals. J. Mol. Liq., 267, 520-541.
3. Srinivasan, M. V., Kannan, P., and Roy, A. (2013). Photo and electrically switchable B 7 mesophase exhibiting asymmetric bent-core liquid crystals. New J. Chem., 37(5), 1584-1590.
4. Sharma, V. S., Vekariya, R. H., Sharma, A. S., and Patel, R. B. (2017). Mesomorphic properties of liquid crystalline compounds with chalconyl central linkage in two phenyl rings. Liq. Cryst. Today., 26(3), 46-54.
5. Sharma, V. S., and Patel, R. B. (2017). Study the effects of terminal side chain and–nitro group on mesomorphic behaviour of cinnamate-chalconyl based liquid crystal. Mol. Cryst. Liq.Cryst., 643(1), 1-12.
6. Kim, Y., Lee, M., Wang, H. S., and Song, K. (2018). The effect of surface polarity of glass on liquid crystal alignment. Liq. Cryst., 45(5), 757-764.
7. Ranjkesh, A., Parast, M. H., Strzeżysz, O., Zakerhamidi, M. S., and Yoon, T. H. (2018). New linear solvation energy relationships for empirical solvent scales using the Kamlet–Abboud–Taft parameter sets in nematic liquid crystals. RSC Adv., 8(40), 22835-22845.
8. Haase, W., and Wedel, H. (1977). The Application of Nematic Liquid Crystals as Anisotropic Solvents in the Optical Absorption Spectroscopy for the Determination of the Polarization of Electronic Transitions of Organic Molecules and Cu (II)-Complexes. Mol. Cryst. Liq. Cryst., 38(1), 61-76.
9. J. Goodby et al. (1999). Mesogenic molecular crystalline materials, Wiley-VCH:Weinheim, Germany.
10. Zhu, X., Yin, F., Zhao, H., Chen, S., and Bian, Z. (2017). Some new azobenzene liquid crystals involving chalcone and ester linkages. RSC Adv., 7(73), 46344-46353.
11. (a) Hagar, M., Ahmed, H. A., and Saad, G. R. (2018). Mesophase stability of new Schiff base ester liquid crystals with different polar substituents. Liq. Cryst., 45(9), 1324-1332. (b) Moubeen, S., El-Shahat, M., Aziz, A., and Attia, A. (2021). Synthesis, characterization and biological evaluation of novel octahedral Ru (III) complexes containing pentadentate Schiff base ligands. Curr. Chem. Lett., 10(1), 17-32. (c) Hassan, K., Shaban, E., ElHaddad, G., Sallam, A., and Sayed, I. (2022). Synthesis, characterization, and antibacterial activity of azodyes incorporated acridine chromophore and their applications in polyester printing. Curr. Chem. Lett., 11(1), 83-94.
12. Ahmed, H. A., Hagar, M., El-Sayed, T. H., and B. Alnoman, R. (2019). Schiff base/ester liquid crystals with different lateral substituents: Mesophase behaviour and DFT calculations. Liq. Cryst., 46(7), 1–11.
13. Nafee, S. S., Hagar, M., Ahmed, H. A., Alhaddad, O. A., El-Shishtawy, R. M., and Raffah, B. M. (2020). New two rings Schiff base liquid crystals; ball mill synthesis, mesomorphic, Hammett and DFT studies. J. Mol. Liq., 299, 112161.
14. E Gulbas, H., G Coskun, D., H Gursel, Y., and Bilgin-Eran, B. (2014). Synthesis, characterization and mesomorphic properties of side chain liquid crystalline oligomer having schiff base type mesogenic group. Adv. Mater., 5, 333–338.
15. Thaker, B. T., Kanojiya, J. B., and Tandel, R. S. (2010). Effects of different terminal substituents on the mesomorphic behavior of some azo-schiff base and azo-ester-based liquid crystals. Mol. Cryst. Liq.Cryst., 528(1), 120-137.
16. Thaker, B. T., and Kanojiya, J. B. (2011). Mesomorphic properties of liquid crystalline compounds with biphenyl moiety containing azo-ester, azo-cinnamate central linkages and different terminal group. Liq. Cryst., 38(8), 1035-1055.
17. Naoum, M. M., Fahmi, A. A., Abaza, A. H., and Saad, G. R. (2014). Effect of exchange of terminal substituents on the mesophase behaviour of some azo/ester compounds. Liq. Cryst., 41(11), 1559-1568.
18. Naoum, M. M., Fahmi, A. A., Ahmed, N. H., and Saad, G. R. (2015). The effect of inversion of the ester group on the mesophase behaviour of some azo/ester compounds. Liq. Cryst., 42(9), 1298-1308.
19. Selvarasu, C., ad Kannan, P. (2016). Effect of azo and ester linkages on rod shaped Schiff base liquid crystals and their photophysical investigations. J. Mol. Struct., 1125, 234-240.
20. Karim, M. R., Sheikh, M. R. K., Yahya, R., Mohamad Salleh, N., Lo, K. M., and Mahmud, H. E. (2016). The effect of terminal substituents on crystal structure, mesophase behaviour and optical property of azo-ester linked materials. Liq. Cryst., 43(12), 1862-1874.
21. Patel, D. H., Doshi, A. A., Prajapati, H. R., and Doshi, A. V. (2016). Synthesis of novel azoester homologous series of liquid crystalline behavior and the study of mesomorphism dependence on lateral substitution of middle phenyl ring. Mol. Cryst. Liq.Cryst., 624(1), 69-76.
22. Sharma, V. S., and Patel, R. B. (2016). Synthesis and study of mesomorphic properties of azoester compounds. Mol. Cryst. Liq.Cryst., 633(1), 37-45.
23. Selvarasu, C., and Kannan, P. (2017). Alkyloxy azo-cinnamate ester based thermotropic liquid crystals and their photophysical investigations. Mol. Cryst. Liq.Cryst., 648(1), 77-87.
24. Mahmoud, N. E., Saad, G. R., Fahmi, A. A., and Naoum, M. M. (2018). Effect of including extra phenylazo moiety on the mesophase behaviour of three-ring azo/ester molecules. Liq. Cryst., 45(11), 1711-1722.
25. Saad, G. R., Ahmed, N. H., Fahmi, A. A., Kaddah, M. M., and Naoum, M. M. (2019). Influence of lateral methyl and terminal substituents on the mesophase behaviour of four rings azo-ester liquid crystal compounds. Liq. Cryst., 46(8), 1285-1297.
26. Ahmed, N. H., Saad, G. R., and Naoum, M. M. (2019). Effect of lateral bromo substituent on the phase behavior of four-ring azo/ester/azo liquid crystalline materials. Liq. Cryst., 46(11), 1631-1642.
27. Kher, S. N., Prajapati, H. R., Makwana, N. G., and Chandra, R. S. (2019). Dependence of mesomorphism on terminal polar group in novel azo-ester series. Mol. Cryst. Liq.Cryst., 682(1), 44-53.
28. (a) Jadeja, U. H., Sharma, V. S., Prajapat, V., Shah, A., and Sharma, A. S. (2019). Synthesis and Study of Azo based Liquid Crystals: Effect of the lateral bromo and terminal alkoxy side chain on Thermal, Mesomorphic and Optical properties. Mol. Cryst. Liq.Cryst., 680(1), 46-64 (b) Jadeja, U. H., and Patel, R. B. (2016). The effect of molecular rigidity and flexibility on the mesomorphism of azo-esters. Mol. Cryst. Liq.Cryst., 637(1), 28-36 (c) Sharma, V. S., Jadeja, U. H., and Patel, R. B. (2017). Study of the molecular structure on liquid crystal properties with reference to thermotropic azo-ester derivatives. Mol. Cryst. Liq.Cryst., 643(1), 28-39.
29. Saad, G. R., Ahmed, N. H., Fahmi, A. A., Kaddah, M. M., and Naoum, M. M. (2019). Influence of lateral methyl and terminal substituents on the mesophase behaviour of four rings azo-ester liquid crystal compounds. Liq. Cryst., 46(8), 1285-1297.
30. Sultan, A. A., Fahmi, A. A., Saad, G. R., and Naoum, M. M. (2019). Effect of orientation of lateral fluorine atom on the mesophase behaviour of azo/ester molecules with terminal naphthyl group. Liq. Cryst., 46(15), 2322-2333.
31. Ahmed, H. A., Hagar, M., and Saad, G. R. (2019). Impact of the proportionation of dialkoxy chain length on the mesophase behaviour of Schiff base/ester liquid crystals; experimental and theoretical study. Liq. Cryst., 46(11), 1611-1620.
32. Ahmed, N. H., Saad, G. R., Ahmed, H. A., and Hagar, M. (2020). New wide-stability four-ring azo/ester/Schiff base liquid crystals: Synthesis, mesomorphic, photophysical, and DFT approaches. RSC Adv., 10(16), 9643-9656.
33. Ahmed, H. A., Hagar, M., and Alhaddad, O. A. (2020). Mesomorphic and geometrical orientation study of the relative position of fluorine atom in some thermotropic liquid crystal systems. Liq. Cryst., 47(3), 404-413.
34. Al-Hamdani, U. J., Abbo, H. S., Al-Jaber, A. A., and Titinchi, S. J. (2020). New azo-benzothiazole based liquid crystals: synthesis and study of the effect of lateral substituents on their liquid crystalline behaviour. Liq. Cryst., 47(14-15), 2257-2267.
35. Ahmed, N. H., Abdelrahman, A. M., Fahmi, A. A., Saad, G. R., and Naoum, M. M. (2020). Effect of replacing an azo group with an azomethine one on the mesophase behaviour of four-ring azo/ester/azomethine compounds bearing two terminal alkoxy groups. Liq. Cryst., 47(10), 1409-1420.
36. Thakor, A., Dwivedi, D. J., Desai, V., Jadeja, U. H., Sharma, V. S., and Patel, R. B. (2022). Synthesis and characterization of biphenyl-based azo liquid crystals and its optical properties: effect of lateral and tail group. Mol. Cryst. Liq.Cryst, 726(1), 8-26.
37. Farooq, S., and Ngaini, Z. (2021). Mesomeric effects of azobenzene bearing natural product-based molecules for liquid crystal materials: An overview. Curr. Org. Synth., 18(4), 318-332.
38. Fahmi, A. A., Saad, G. R., Ali, M. H., and Ahmed, N. H. (2022). Steric effect of di-lateral methyl substituent on the mesophase behavior of four-ring azo/ester/azo homologues. Liq. Cryst., 1-13.
39. Babamale, H. F., Khor, B. K., Chear, N. J. Y., Haque, R. A., and Yam, W. (2022). The First tetrafluorinated azobenzene-imidazolium ionic conjugates as potential thermotropic liquid crystalline drugs: Self-assembly properties and cytotoxic effects. J. Mol. Struct., 1255, 132470.
40. Sharma, V. S., and Patel, R. B. (2016). Synthesis and study of mesomorphic properties of azoester compounds. Mol.Cryst.Liq.Cryst., 633, 37-45.
41. Jadeja, U. H., Sharma, V. S., Jain, B. B., and Patel, R. B. (2016). Dependence of LC state on molecular flexibility. Mol.Cryst.Liq.Cryst., 630, 144-153.
42. Gilani, A. G., Moghadam, M., Zakerhamidi, M. S., and Moradi, E. (2012). Solvatochromism, tautomerism and dichroism of some azoquinoline dyes in liquids and liquid crystals. , Dyes. Pigm., 92(3), 1320-1330.
43. Nie, J., Liu, X., Yan, Y., and Zhang, H. (2017). Supramolecular hydrogen-bonded photodriven actuators based on an azobenzene-containing main-chain liquid crystalline poly (ester-amide). J.Mater.Chem.C., 5, 10391-10398.
44. Ganatra, K.J., and Bhoya, U.C. (2008). Study of Homologous Series of Azomesogens with Lateral Aromatic Branch. Mol.Cryst.Liq.Cryst., 487, 110-116.
45. Dixit, S. (2018). Study of Y-shaped liquid crystalline materials with polar nitro substituent. Mol.Cryst.Liq.Cryst., 664, 77-84.
46. Yao, Y., Koshti, R.R., Vyas, A., Sangani, C.B., et al. (2021). λ-shaped to T-shaped azo diester mesogens having methyl (–CH3)/methoxy(–OCH3) terminal substituents with trisubstituted benzene. J.Mol.Liq., 336, 116863.
47. Rameshbabu, K., and Kannan, P. (2004). Synthesis and characterization of thermotropic liquid crystalline polyphosphates containing photoreactive moieties. Liq. Cryst., 31(6), 843-851.