Synthesis and mesomorphic properties of fluorinated phenyl 4-[(4-n-alkoxy-2,3-difluorophenyl)ethynyl]benzoates

被引:3
|
作者
Yao, LH [1 ]
Li, HF [1 ]
Wen, JX [1 ]
机构
[1] Chinese Acad Sci, Shanghai Inst Organ Chem, Shanghai 200032, Peoples R China
关键词
D O I
10.1080/01443610400023130
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Three series of fluorinated phenyl 4-[(4-n-alkoxy-2,3-difluorophenyl) ethynyl] benzoate liquid crystals have been synthesized. Their phase transition temperatures were measured by texture observation in a polarizing microscope and confirmed by DSC. Their mesomorphic properties and fluoro-substituent effects were studied in detail.
引用
收藏
页码:527 / 531
页数:5
相关论文
共 50 条
  • [1] Synthesis and mesomorphic properties of 4-[(4-n-alkoxy-2,3-difluorophenyl)ethynyl]phenyl fluoro-substituted benzoates
    Li, HF
    Yang, YG
    Wen, JX
    LIQUID CRYSTALS, 2000, 27 (11) : 1445 - 1449
  • [2] Synthesis and mesomorphic properties of 4-((4-n-alkoxy-2,3,5,6-tetrafluorophenyl)ethynyl) phenyl methoxy-substituted benzoates
    Li, HF
    Yu, HB
    Liu, KG
    Wen, JX
    CHINESE JOURNAL OF CHEMISTRY, 2001, 19 (05) : 509 - 514
  • [3] Synthesis and mesomorphic properties of [4-((4-n-alkoxy-2,3,5,6-tetrafluorophenyl)ethynyl)phenyl] fluoro-substituted benzoates
    Wen, JX
    Tang, G
    Wen, JX
    MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 2000, 338 (338): : 21 - 33
  • [4] Synthesis and mesomorphic properties of some fluorinated phenyl 4-[(4-n-alkoxyphenyl)ethynyl]benzoates
    Yang, YG
    Wang, K
    Wen, JX
    LIQUID CRYSTALS, 2001, 28 (10) : 1553 - 1559
  • [5] SYNTHESIS AND MESOMORPHIC PROPERTIES OF 4-N-ALKOXY 4'-[4-((4-N-ALKOXY-2,3,5,6-TETRAFLUOROPHENYL)ETHYNYL)BENZYLOXY]BENZOATES
    WEN, JX
    YIN, HY
    TIAN, MQ
    CHEN, Q
    LIQUID CRYSTALS, 1995, 19 (04) : 511 - 517
  • [6] NOVEL FLUORINATED LIQUID-CRYSTALS .9. SYNTHESIS AND MESOMORPHIC PROPERTIES OF 4-(N-ALKOXYCARBONYL)PHENYL 4-[(4-N-ALKOXY-2,3,5,6-TETRAFLUOROPHENYL)ETHYNYL]BENZOATES
    WEN, JX
    TIAN, MQ
    YU, HB
    GUO, ZH
    CHEN, Q
    JOURNAL OF MATERIALS CHEMISTRY, 1994, 4 (02) : 327 - 330
  • [7] Synthesis and mesomorphic properties of resorcyl di[4-(4-alkoxy-2,3-difluorophenyl)ethynyl]benzoate:: a novel achiral antiferroelectric banana-shaped mesogen
    Wang, K
    Jákli, A
    Li, HF
    Yang, YG
    Wen, JX
    LIQUID CRYSTALS, 2001, 28 (11) : 1705 - 1708
  • [8] SYNTHESIS AND MESOMORPHIC PROPERTIES OF THE HOMOLOGOUS SERIES OF 4'-BROMOPHENYL 4''-[(4-N-ALKOXY-2,3,5,6-TETRAFLUOROPHENYL)ETHYNYL]BENZOATES
    XU, YL
    CHEN, Q
    WEN, JX
    LIQUID CRYSTALS, 1993, 15 (06) : 915 - 918
  • [9] Novel fluorinated liquid crystals .8. The synthesis and mesomorphic properties of 4'-n-alkoxyphenyl 4''-[(4-n-alkoxy-2,3,5,6-tetrafluorophenyl)ethynyl]benzoates
    Xu, YL
    Tian, MQ
    Hou, G
    Chen, Q
    Wen, JX
    MOLECULAR CRYSTALS AND LIQUID CRYSTALS SCIENCE AND TECHNOLOGY SECTION A-MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 1996, 281 : 37 - 42
  • [10] The synthesis and mesomorphic properties of 4-n-alkoxyphenyl 4-[(4-n-alkoxy-2,3,5,6-tetrafluorophenyl)ethyl]benzoates
    Dai, Xiuwen
    Cai, Liangzhen
    Wen, Jianxun
    LIQUID CRYSTALS, 2013, 40 (08) : 1146 - 1150