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Liquid Crystals Volume 18, 1995 - Issue 4
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Original Articles

Preliminary Communications Functionalization of discotic liquid crystals by direct substitution into the discogen ring α-Nitration of triphenylene-based discogens

N. Boden Centre for Self-Organising Molecular Systems and School of Chemistry, University of Leeds, Leeds, LS2 9JT, England
,
R. J. Bushby Centre for Self-Organising Molecular Systems and School of Chemistry, University of Leeds, Leeds, LS2 9JT, England
&
A. N. Cammidge Centre for Self-Organising Molecular Systems and School of Chemistry, University of Leeds, Leeds, LS2 9JT, England
Pages 673-676 | Received 01 Aug 1994, Accepted 18 Nov 1994, Published online: 24 Sep 2006

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Govindaswamy Shanker, K. R. Sunil Kumar & Bishwajit Paul. (2022) Perspective on structure-property relationship of room temperature single-component liquid crystals. Liquid Crystals 49:12, pages 1545-1603.
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Cheng-Yan Gan, Jing Zhou, Wen-Hao Yu, Shi-Kai Xiang, Lai-Cai Li, Bi-Qin Wang, Ping Hu, Ke-Qing Zhao, Xiao-Zhen Chen & Chun Feng. (2017) Heptasubstituted triphenylene 2,3-dicarboxylic esters discotic liquid crystals with three different types of peripheral substitution. Liquid Crystals 44:11, pages 1653-1663.
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Andrew N. Cammidge, Grace Obi, Rebecca J. Turner, Simon J. Coles & Graham J. Tizzard. (2015) The synthesis of unsymmetrically substituted triphenylenes through controlled construction of the core and subsequent aromatic substitution reactions – a perspective and update. Liquid Crystals 42:5-6, pages 819-825.
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Sanjay Kumar Varshney. (2013) Structural isomerism of functionalised triphenylene discotic liquid crystals. Liquid Crystals 40:11, pages 1477-1486.
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AndrewN. Cammidge & Hemant Gopee. (2009) Synthesis and liquid crystal properties of mixed alkynyl-alkoxy-triphenylenes. Liquid Crystals 36:8, pages 809-816.
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Sandeep Kumar & Jaishri J. Naidu. (2002) Novel hexasubstituted triphenylene discotic liquid crystals having three different types of peripheral substituent. Liquid Crystals 29:7, pages 899-906.
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Ol'Ga Zemtsova, Ol'Ga Akopova, Nadejda Usol'Tseva & Christian Erdelen. (2001) Columnar Mesomorphism of the Mixed Substituted Apolar Triphenylenes: Prognosis and Experimental Data. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 364:1, pages 625-634.
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Neville Boden, Richard J. Bushby, Zhibao Lu & Owen R. Lozman. (2001) CPI induction of liquid crystal behaviour in triphenylenes with a mixture of hydrophobic and hydrophilic side chains. Liquid Crystals 28:5, pages 657-661.
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N. BODEN, R. J. BUSHBY, Z. B. LU & A. N. CAMMIDGE. (1999) Cyano substituted triphenylene-based discotic mesogens. Liquid Crystals 26:4, pages 495-499.
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A. Kettner & J. H. Wendorff. (1999) Modifications of the mesophase formation of discotic triphenylene compounds by substituents. Liquid Crystals 26:4, pages 483-487.
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S. Kumar & M. Manickam. (1998) Nitration of Triphenylene Discotics: Synthesis of Mononitro-, Dinitro- and Trinitro-Hexaalkoxy Triphenylenes. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 309:1, pages 291-295.
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S. Kumar, P. Schuhmacher, P. Henderson, J. Rego & H. Ringsdorf. (1996) Synthesis of New Functionalized Discotic Liquid Crystals for Photoconducting Aplications. Molecular Crystals and Liquid Crystals Science and Technology. Section A. Molecular Crystals and Liquid Crystals 288:1, pages 211-222.
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Neville Boden, Richard Bissell, Jonathan Clements & Bijan Movaghar. (1996) Discotic Liquid Crystals. Liquid Crystals Today 6:1, pages 1-4.
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Estela de Domingo, Gregorio García, César L. Folcia, Josu Ortega, Jesús Etxebarria & Silverio Coco. (2023) Modulating Organic/Inorganic Segregation in Columnar Mesophases. Crystal Growth & Design 23:9, pages 6812-6821.
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María Barcenilla, María Jesús Baena, Bertrand Donnio, Benoît Heinrich, Lucía Gutiérrez, Silverio Coco & Pablo Espinet. (2022) Triphenylene-ethylammonium tetrachlorometallate salts: multicolumnar mesophases, thermochromism and Langmuir films. Journal of Materials Chemistry C 10:24, pages 9222-9231.
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Zhe Li, Mitchell Powers, Kayla Ivey, Sonya Adas, Brett Ellman, Scott D. Bunge & Robert J. Twieg. (2022) Fluorinated triphenylenes and a path to short tailed discotic liquid crystals: synthesis, structure and transport properties. Materials Advances 3:1, pages 534-546.
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Estela de Domingo, César L. Folcia, Josu Ortega, Jesús Etxebarria, Roberto Termine, Attilio Golemme, Silverio Coco & Pablo Espinet. (2020) Striking Increase in Hole Mobility upon Metal Coordination to Triphenylene Schiff Base Semiconducting Multicolumnar Mesophases. Inorganic Chemistry 59:15, pages 10482-10491.
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Ke-Qing Zhao, Jun-Qi Du, Xiu-Hai Long, Min Jing, Bi-Qin Wang, Ping Hu, Hirosato Monobe, Benoît Henrich & Bertrand Donnio. (2017) Design of Janus triphenylene mesogens: Facile synthesis, mesomorphism, photoluminescence, and semiconductivity. Dyes and Pigments 143, pages 252-260.
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Rubén Chico, Cristina Domínguez, Bertrand Donnio, Benoît Heinrich, Silverio Coco & Pablo Espinet. (2016) Isocyano-Triphenylene Complexes of Gold, Copper, Silver, and Platinum. Coordination Features and Mesomorphic Behavior. Crystal Growth & Design 16:12, pages 6984-6991.
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Sandeep Kumar. 2014. Handbook of Liquid Crystals. Handbook of Liquid Crystals 1 54 .
Zuhoor H. Al-LawatiRichard J. BushbyStephen D. Evans. (2013) Alignment of a Columnar Hexagonal Discotic Liquid Crystal on Self-Assembled Monolayers. The Journal of Physical Chemistry C 117:15, pages 7533-7539.
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Sandeep Kumar. 2013. Liquid Crystalline Semiconductors. Liquid Crystalline Semiconductors 97 144 .
Sandeep Kumar. (2012) Functional Discotic Liquid Crystals. Israel Journal of Chemistry 52:10, pages 820-829.
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Andrew N. Cammidge, Hemant Gopee & Hitesh Patel. (2009) Synthesis and characterisation of novel hexaalkoxytriphenylenes bearing an additional alkyl chain in the α-position. Tetrahedron Letters 50:26, pages 3513-3515.
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Jing Luo, Baomin Zhao, Jinjun Shao, Kheng Aik Lim, Hardy Sze On Chan & Chunyan Chi. (2009) Room-temperature discotic liquid crystals based on oligothiophenes—attached and fused triazatruxenes. Journal of Materials Chemistry 19:44, pages 8327.
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Andrew N. Cammidge, Alison R. Beddall & Hemant Gopee. (2007) Unexpected mesophase behaviour in novel triphenylene multi-alkenes. Tetrahedron Letters 48:38, pages 6700-6703.
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Sergey Sergeyev, Wojciech Pisula & Yves Henri Geerts. (2007) Discotic liquid crystals: a new generation of organic semiconductors. Chemical Society Reviews 36:12, pages 1902.
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Andrew N Cammidge. (2006) The effect of size and shape variation in discotic liquid crystals based on triphenylene cores. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences 364:1847, pages 2697-2708.
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Roxana Judele, Sabine Laschat, Angelika Baro & Manfred Nimtz. (2006) Gallic esters of 4,5-dinitrocatechol as potential building blocks for thermotropic liquid crystals. Tetrahedron 62:41, pages 9681-9687.
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E. Johan Foster, R. Bradley Jones, Christine Lavigueur & Vance E. Williams. (2006) Structural Factors Controlling the Self-Assembly of Columnar Liquid Crystals. Journal of the American Chemical Society 128:26, pages 8569-8574.
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T. S. Perova, J. K. Vij & A. Kocot. 2000. Advances in Chemical Physics. Advances in Chemical Physics 341 486 .
O. B. Akopova, A. A. Bronnikova, A. Kruvchinskii, L. N. Kotovich, L. S. Shabyshev & L. A. Valkova. (1998) Polysubstituted triphenylenes with active groups. Molecular parameters, synthesis, structure, and mesomorphism. Journal of Structural Chemistry 39:3, pages 376-383.
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J Clements, N Boden, T.D Gibson, R.C Chandler, J.N Hulbert & E.A Ruck-Keene. (1998) Novel, self-organising materials for use in gas sensor arrays: beating the humidity problem.. Sensors and Actuators B: Chemical 47:1-3, pages 37-42.
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D. Demus, J. Goodby, G. W. Gray, H.‐W. Spiess & V. VillNeville Boden & Bijan Movaghar. 1998. Handbook of Liquid Crystals. Handbook of Liquid Crystals 781 798 .
D. Demus, J. Goodby, G. W. Gray, H.‐W. Spiess & V. VillAndrew N. Cammidge & Richard J. Bushby. 1998. Handbook of Liquid Crystals. Handbook of Liquid Crystals 693 748 .
D. Demus, J. Goodby, G. W. Gray, H.‐W. Spiess & V. VillNeville Boden & Bijan Movaghar. 1998. Handbook of Liquid Crystals Set. Handbook of Liquid Crystals Set 781 798 .
D. Demus, J. Goodby, G. W. Gray, H.‐W. Spiess & V. VillAndrew N. Cammidge & Richard J. Bushby. 1998. Handbook of Liquid Crystals Set. Handbook of Liquid Crystals Set 693 748 .
James A. Rego, Sandeep Kumar & Helmut Ringsdorf. (1996) Synthesis and Characterization of Fluorescent, Low-Symmetry Triphenylene Discotic Liquid Crystals:  Tailoring of Mesomorphic and Optical Properties. Chemistry of Materials 8:7, pages 1402-1409.
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Klaus Praefcke & John D. Holbrey. (1996) Inclusions between large flat organic molecules; the induction of columns and mesophases. Journal of Inclusion Phenomena and Molecular Recognition in Chemistry 24:1-2, pages 19-41.
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