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Liquid Crystals Volume 38, 2011 - Issue 4
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Original Articles

Effect of lateral substitution of different polarity on the mesophase behaviour in pure and mixed states of 4-(4′-substituted phenylazo)-2-substituted phenyl-4″-alkoxy benzoates

M.M. Naoum Department of Chemistry, Faculty of Science, Cairo University, Giza, EgyptCorrespondence[email protected]
,
A.A. Fahmi Department of Chemistry, Faculty of Science, Cairo University, Giza, Egypt
,
M.A. Alaasar Department of Chemistry, Faculty of Science, Cairo University, Giza, Egypt
&
M.E. Abdel-Aziz Department of Chemistry, Faculty of Science, Cairo University, Giza, Egypt
Pages 391-405 | Received 07 Oct 2010, Accepted 19 Dec 2010, Published online: 12 Apr 2011

Citations (12)

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Manuela-Maria Iftime, Vasile Cozan, Anton Airinei, Cristian Varganici, Gabriela Ailiesei, Daniel Timpu & Ion Sava. (2019) Asymmetric azomethine amines with azobenzene moieties – liquid crystalline and optical properties. Liquid Crystals 46:10, pages 1584-1594.
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Nagwa H.S. Ahmed, Gamal R. Saad & Magdi M. Naoum. (2018) Effect of position of the lateral fluoro substituent on the mesophase behaviour of aryl 4-alkoxyphenylazo benzoates in pure and binary mixtures. Liquid Crystals 45:10, pages 1487-1497.
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Gamal R. Saad, Nagwa H.S. Ahmed, Abdelgawad A. Fahmi & Magdi M. Naoum. (2018) Effect of orientation of lateral methyl substituent on the thermal behaviour of the mesophase in binary systems of 4-substituted phenyl 4ʹ-(4”-alkoxy phenylazo) benzoates. Liquid Crystals 45:8, pages 1177-1185.
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Magdi M. Naoum, Nadia H. Metwally, Manal M. Abd eltawab & Hoda A. Ahmed. (2015) Polarity and steric effect of the lateral substituent on the mesophase behaviour of some newly prepared liquid crystals. Liquid Crystals 42:10, pages 1351-1369.
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H.A. Ahmed. (2015) Mesophase stability in binary mixtures of monotropic nematogens. Liquid Crystals 42:1, pages 70-80.
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H.A. Ahmed, M.M. Naoum & G.R. Saad. (2013) Effect of alkoxy-chain length proportionation on the mesophase behaviour of terminally di-substituted phenylazo phenyl benzoates. Liquid Crystals 40:7, pages 914-921.
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Articles from other publishers (6)

Salma A. Al-Zahrani, Mohd Taukeer Khan, Violeta Jevtovic, Najat Masood, Yassin Aweis Jeilani, Hoda A. Ahmed & Fatimah M. Alfaidi. (2023) Liquid Crystalline Mixtures with Induced Polymorphic Smectic Phases Targeted for Energy Investigations. Crystals 13:4, pages 645.
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S. Sundaram, V.N. Vijayakumar & V. Balasubramanian. (2022) Electronic and structure conformational analysis (HOMO-LUMO, MEP, NBO, ELF, LOL, AIM) of hydrogen bond binary liquid crystal mixture: DFT/TD-DFT approach. Computational and Theoretical Chemistry 1217, pages 113920.
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Rua B. Alnoman, Mohamed Hagar, Hoda A. Ahmed, Magdi M. Naoum, Hanefah A. Sobaih, Jawaher S. Almshaly, Mawadh M. Haddad, Rana A. Alhaisoni & Tahani A. Alsobhi. (2020) Binary Liquid Crystal Mixtures Based on Schiff Base Derivatives with Oriented Lateral Substituents. Crystals 10:4, pages 319.
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Omaima A. Alhaddad, Hoda A. Ahmed, Mohamed Hagar, Gamal R. Saad, Khulood A. Abu Al-Ola & Magdi M. Naoum. (2020) Thermal and Photophysical Studies of Binary Mixtures of Liquid Crystal with Different Geometrical Mesogens. Crystals 10:3, pages 223.
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H. A. Ahmed. (2016) Thermal behavior of binary mixtures of isomers of different molecular structures and different lateral substituent positions. Journal of Thermal Analysis and Calorimetry 125:2, pages 823-830.
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M.M. Naoum, A.A. Fahmi, M.A. Alaasar & N.H.S. Ahmed. (2011) Effect of exchange of terminal substituents on the mesophase behavior of laterally methyl substituted phenyl azo benzoates in pure and mixed systems. Thermochimica Acta 525:1-2, pages 78-86.
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