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Liquid Crystals Volume 34, 2007 - Issue 5
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Original Articles

Synthesis and mesomorphic properties of 7‐acyloxy‐3‐(4‐acyloxyphenyl)‐4H‐1‐benzopyran‐4‐one

Guan‐Yeow Yeap Liquid Crystal Research Laboratory, School of Chemical Sciences, Universiti Sains Malaysia, 11800 Minden, Penang, MalaysiaCorrespondence[email protected] [email protected]
,
Wan‐Sinn Yam Liquid Crystal Research Laboratory, School of Chemical Sciences, Universiti Sains Malaysia, 11800 Minden, Penang, Malaysia
,
Masato M. Ito Department of Environmental Engineering for Symbiosis, Faculty of Engineering, Soka University, Hachioji, Tokyo 192‐8577, Japan
,
Yumika Takahashi Department of Environmental Engineering for Symbiosis, Faculty of Engineering, Soka University, Hachioji, Tokyo 192‐8577, Japan
,
Yoshiyuki Nakamura Chemical Resourses Laboratory, Tokyo Institute of Technology 4259 Nagatsuta‐cho, Midori‐ku, Yokohama‐shi 226‐8502, Japan
,
Wan Ahmad Kamil Mahmood Department of Environmental Engineering for Symbiosis, Faculty of Engineering, Soka University, Hachioji, Tokyo 192‐8577, Japan
,
Peng‐Lim Boey Liquid Crystal Research Laboratory, School of Chemical Sciences, Universiti Sains Malaysia, 11800 Minden, Penang, Malaysia
,
Shafida Abd Hamid Liquid Crystal Research Laboratory, School of Chemical Sciences, Universiti Sains Malaysia, 11800 Minden, Penang, Malaysia
&
Ewa Gorecka Department of Chemistry, Warsaw University, Al.Zwirki I Wigury 101, 02‐089 Warsaw, Poland
 show all
Pages 649-654 | Received 03 Oct 2006, Accepted 14 Dec 2006, Published online: 02 May 2007

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Nana Li, Xiaoling Xie, Sha Wang, Xiaoqin Yi, Jun Leng, Zhongwen Sun & Zonglin Jiang. (2023) First isoflavone-based hexacatenar derivatives with columnar liquid crystalline self-assembly and binding selectivity behavior. Soft Materials 21:1, pages 83-91.
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Ning Xie, Shenghua Du, Ran Chen, Guoqing Liu, Pei Chen, Qiang Weng, Jie Wang, Aiai Gao, Xinbing Chen & Zhongwei An. (2021) Synthesis and properties of benzoxazole-terminated mesogenic compounds containing tolane with high birefringence and large dielectric anisotropy. Liquid Crystals 48:14, pages 1978-1991.
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Guoqing Liu, Liyuan Ren, Mengting Zhang, Shenghua Du, Pei Chen, Aiai Gao, Xinbing Chen & Zhongwei An. (2020) Synthesis and properties of benzoxazole-based liquid crystals containing ethynyl group. Liquid Crystals 47:12, pages 1719-1728.
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Mengting Zhang, Yiming Sun, Shenghua Du, Diao Yuan, Pei Chen, Guoqing Liu, Jiazhen Dang, Xinbing Chen & Zhongwei An. (2020) Mesomorphic properties improved via lateral fluorine substituent on benzoxazole-terminated mesogenic compounds. Liquid Crystals 47:11, pages 1555-1568.
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Jiazhen Dang, Shenghua Du, Liyuan Ren, Mengting Zhang, Pei Chen, Aiai Gao, Weisong Du, Xinbing Chen & Zhongwei An. (2020) Preparation and properties of 1-methyl-1H-benzimidazole-based mesogenic compounds incorporating ethynyl moiety. Liquid Crystals 47:9, pages 1281-1290.
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Liyuan Ren, Longyan Duan, Qiang Weng, Pei Chen, Yafei Hou, Aiai Gao, Xinbing Chen & Zhongwei An. (2019) Preparation and mesomorphic properties of 1-methyl-1H-benzimidazole-based compounds. Liquid Crystals 46:1, pages 131-137.
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AbdulKarim-Talaq Mohammad, Rusul Yousif Alwari, Hosapalya Thimmaiah Srinivasa, Suaad Mohammed Husain Al-Majidi & Othman Ibraheem Alajrawy. (2018) Preparation, spectral and thermal properties of new Isoflavone derivatives: mesomorphic properties and DFT studies. Liquid Crystals 45:11, pages 1699-1710.
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Longyan Duan, Dingqian Shi, Pei Chen, Lina Zhang, Liyuan Ren, Xinbing Chen & Zhongwei An. (2017) Preparation and characterisation of laterally monofluorinated mesogenic benzimidazole-based compounds. Liquid Crystals 44:11, pages 1678-1685.
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Arwa Alshargabi, Guan-Yeow Yeap, Wan Ahmad Kamil Mahmood, Chun-Chieh Han, Hon-Cheu Lin & Daisuke Takeuchi. (2015) Non-symmetrical liquid crystal dimers armed with azobenzene and 1,2,3-triazole-cholesterol. Liquid Crystals 42:9, pages 1337-1349.
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Yiwei Xu, Kun Hu, Pei Chen, Aiai Gao, Weisong Du, Xinbing Chen & Zhongwei An. (2014) Synthesis and properties of mesogenic laterally fluorinated compounds containing benzoxazole unit. Liquid Crystals 41:7, pages 1042-1056.
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Pei Chen, Yiwei Xu, Weisong Du, Guangping Zhang, Xinbing Chen & Zhongwei An. (2014) New Mesogenic Compounds Containing a Terminal-Substituted Benzoxazole Unit. Molecular Crystals and Liquid Crystals 592:1, pages 44-62.
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Lina Zhang, Xinbing Chen, Fengqi Zhao, Xuezhong Fan, Pei Chen & Zhongwei An. (2013) Synthesis and mesomorphic properties of 2-(4′-alkoxybiphenyl-4-yl)-1H-benzimidazole derivatives. Liquid Crystals 40:3, pages 396-410.
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Yiwei Xu, Xinbing Chen, Fengqi Zhao, Xuezhong Fan, Pei Chen & Zhongwei An. (2013) Synthesis and properties of substituted benzoxazole-terminated liquid crystals. Liquid Crystals 40:2, pages 197-215.
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Guan-Yeow Yeap, Tze-Nee Chan, Wan-Sinn Yam, Karolina Madrak, Damian Pociecha & Ewa Gorecka. (2012) Non-symmetric chiral isoflavone dimers: synthesis, characterisation and mesomorphic behaviour. Liquid Crystals 39:9, pages 1041-1047.
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Tze-Nee Chan, Zhibao Lu, Wan-Sinn Yam, Guan-Yeow Yeap & CorrieT Imrie. (2012) Non-symmetric liquid crystal dimers containing an isoflavone moiety. Liquid Crystals 39:3, pages 393-402.
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Guan-Yeow Yeap, Wan-Sinn Yam, Wen-Sheng Chang, Ewa Gorecka, Daisuke Takeuchi & Kohtaro Osakada. (2011) Synthesis, anisotropic behaviour and structural changes in some para-substituted isoflavones: 4′-substituted-7-(4″-decyloxybenzoyloxy)-4H-1-benzopyran-4-ones. Phase Transitions 84:3, pages 256-268.
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Yan Li, Xinbing Chen, Pei Chen, Zhongwei An & Juan Li. (2010) Synthesis and mesomorphic properties of 7-alkoxybezopyrano[2,3-c]pyrazol-3-one. Liquid Crystals 37:12, pages 1549-1557.
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Guan-Yeow Yeap, Wan-Sinn Yam, Daisuke Takeuchi, Masaki Kakeya & Kohtaro Osakada. (2008) Synthesis and Phase Behavior of New Isoflavone Derivatives: Crystal Structure of 7-Hexyloxy-3-[4′-(3-methylbutyloxy)phenyl]-4H-1-benzopyran-4-one. Molecular Crystals and Liquid Crystals 482:1, pages 87-102.
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Guan‐Yeow Yeap, Wan‐Sinn Yam, Daisuke Takeuchi, Kohtaro Osakada, Ewa Gorecka, Wan Ahmad Kamil Mahmood, Peng‐Lim Boey & Shafida Abd Hamid. (2008) Synthesis, thermal stabilities, and anisotropic properties of some new isoflavone‐based esters 7‐decanoyloxy‐3‐(4′‐substitutedphenyl)‐4H‐1‐benzopyran‐4‐ones. Liquid Crystals 35:3, pages 315-323.
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Sanjeev Kumar Gupta, Abhay Pratap Singh & M. Karunakar. (2022) Mesomorphic properties of benzoxazole Salicylaldimines and their Copper(II) Complexes: Synthesis and structural characterization. Results in Chemistry 4, pages 100599.
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Tapas Ghosh & Matthias Lehmann. (2017) Recent advances in heterocycle-based metal-free calamitics. Journal of Materials Chemistry C 5:47, pages 12308-12337.
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Siew Mei Gan, Zynia Fernandes Pearl, A.R. Yuvaraj, M.R. Lutfor & Hegde Gurumurthy. (2015) Polarity dependent photoisomerization of ether substituted azodyes: Synthesis and photoswitching behavior. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 149, pages 875-880.
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A.R. Yuvaraj, Wan Sinn Yam, Tze Nee Chan, Yit Peng Goh & Gurumurthy Hegde. (2015) New para-substituted non-symmetric isoflavones for their fast photo-switching ability: Synthesis and their liquid crystal characterization. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 135, pages 1115-1122.
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Sie Tiong Ha, Kok Leei Foo, Ramesh T. Subramaniam, Masato M. Ito, S. Sreehari Sastry & Siew Teng Ong. (2011) Heterocyclic benzoxazole-based liquid crystals: Synthesis and mesomorphic properties. Chinese Chemical Letters.
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Kyle F. Biegasiewicz, Jeffrey D. St. Denis, Vincent M. Carroll & Ronny Priefer. (2010) An efficient synthesis of daidzein, dimethyldaidzein, and isoformononetin. Tetrahedron Letters 51:33, pages 4408-4410.
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Guan-Yeow Yeap, Wan-Sinn Yam, Paulina Dominiak & Masato M. Ito. (2010) Synthesis and structural study on heterocyclic compounds 7-decanoyloxy-3-(4′-substitutedphenyl)-4H-1-benzopyran-4-ones: Crystal structure of 7-decanoyloxy-3-(4′-methylphenyl)-4H-1-benzopyran-4-one. Journal of Molecular Structure 967:1-3, pages 25-33.
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Sie-Rong Li, Po-Yuan Chen, Liang-Yeu Chen, Yi-Fang Lo, Ian-Lih Tsai & Eng-Chi Wang. (2009) Synthesis of haginin E, equol, daidzein, and formononetin from resorcinol via an isoflavene intermediate. Tetrahedron Letters 50:18, pages 2121-2123.
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M Karunakar, Sanjeev Kumar Gupta & Abhay Pratap Singh. (2022) Mesomorphic Properties of Benzoxazole Salicylaldimines and Theircopper(Ii) Complexes: Synthesis and Structural Characterization. SSRN Electronic Journal.
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