2'-fluoro-4-n-propyl-p-terphenyl | 95759-42-5

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 英文名称: 2'-fluoro-4-n-propyl-p-terphenyl
• 英文别名: 2-Fluoro-4-phenyl-1-(4-propylphenyl)benzene
• CAS: 95759-42-5
• 化学式: C₂₁H₁₉F
• 分子量: 290.38
• InChiKey: VDUMRCVRNYPDPK-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  6.6
• 重原子数：
  22
• 可旋转键数：
  4
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.14
• 拓扑面积：
  0
• 氢给体数：
  0
• 氢受体数：
  1

反应信息

• 作为反应物：
  描述：

  戊酰氯 、 2'-fluoro-4-n-propyl-p-terphenyl 在 aluminium chloride 盐酸 作用下， 以 氯仿 、 水 、 硝基苯 为溶剂， 以66%的产率得到2'-fluoro-4"-n-pentanoyl-4-n-propyl-p-terphenyl
  参考文献：
  名称：

  Compounds containing a fluorobiphenylyl group

  摘要：

  具有相对较高清晰点并适用于液晶材料或用于制备用于该材料的化合物的新型三苯基的特点是其具有以下结构式：其中：R.sub.1从H，烷基，烷氧基，烷基羰基，烷基羰氧基和烷氧羰氧基中选择；R.sub.2从H，烷基，烷氧基中选择；X.sub.1从H和氟中选择；X.sub.2从H和氟中选择；以及##STR2##从##STR3##和##STR4##中选择，要求X.sub.1和X.sub.2中的一个是氟。其中##STR5##为##STR6##或##STR7##的化合物通常用作液晶化合物。

  公开号：

  US04594465A1
• 作为产物：
  描述：

  4-溴-2-氟联苯 在 三乙基硅烷 、 三氟乙酸 作用下， 生成 2'-fluoro-4-n-propyl-p-terphenyl
  参考文献：
  名称：

  Chan, L. K. M.; Gray, G. W.; Lacey, D., Molecular Crystals and Liquid Crystals (1969-1991), 1985, vol. 123, p. 185 - 204

  摘要：

  DOI：

文献信息

• Compounds containing a fluorobiphenylyl group and their use in liquid crystal materials and device
  申请人：Secretary of State for Defence in Her Britannic Majesty's Gov. of the United Kingdom of Great Britain and Northern Ireland

  公开号：EP0132377A2

  公开（公告）日：1985-01-30

  Novel terphenyls having a relatively high clearing point and which are suitable for use in liquid crystal materials or in the preparation of compounds for use in such material are characterised by a formula: wherein: R, is selected from H, alkyl, alkoxy, alkylcarbonyl, alkylcarbonyloxy and alkoxycarbonyloxy; R2 is selected from H, alkyl, alkoxy; X, is selected from H and fluorine; X2 is selected from H and fluorine; and -R, is selected from provided that one of X, and X2 is fluorine. Compounds wherein - are generally useful as liquid crystal compounds.

  新型三联苯具有相对较高的澄点，适合用于液晶材料或制备用于此类材料的化合物，其特征在于具有以下式子： 其中 R 选自 H、烷基、烷氧基、烷基羰基、烷基羰氧基和烷氧基羰氧基； R2 选自 H、烷基、烷氧基； X 选自 H 和氟； X2 选自 H 和氟；以及 -R，选自 条件是 X 和 X2 中有一个是氟。 其中-R 的化合物通常可用作液晶化合物。
• Liquid crystal composition and liquid crystal display device thereof
  申请人：JIANGSU HECHENG DISPLAY TECHNOLOGY CO., LTD.

  公开号：US10723947B2

  公开（公告）日：2020-07-28

  Provided is a liquid crystal composition, comprising: one or more compounds of general formula I accounting for 1-30% of the total weight of the liquid crystal composition; one or more compounds of general formula II accounting for 1-30% of the total weight of the liquid crystal composition; one or more compounds of general formula III accounting for 1-20% of the total weight of the liquid crystal composition; and one or more compounds of general formula IV accounting for 30-80% of the total weight of the liquid crystal composition. The liquid crystal composition has at least one of the following properties: a large specific resistance, a high voltage holding ratio, a suitable optical anisotropy, a large dielectric anisotropy, a small viscosity, a low threshold voltage, etc., and is also green and environmentally friendly. The liquid crystal composition is suitable for use in a liquid crystal display device, enabling the liquid crystal display device to have the following properties: a high voltage holding ratio, a short response time, a high contrast ratio, a low energy consumption, and being green and environmentally friendly, etc.

  本发明提供了一种液晶组合物，包括：一种或多种通式 I 的化合物，占液晶组合物总重量的 1-30%；一种或多种通式 II 的化合物，占液晶组合物总重量的 1-30%；一种或多种通式 III 的化合物，占液晶组合物总重量的 1-20%；以及一种或多种通式 IV 的化合物，占液晶组合物总重量的 30-80%。该液晶组合物至少具有以下一种特性：大比电阻、高电压保持比、适当的光学各向异性、大介电各向异性、小粘度、低阈值电压等，而且绿色环保。该液晶组合物适用于液晶显示设备，使液晶显示设备具有以下特性：高电压保持比、短响应时间、高对比度、低能耗、绿色环保等。
• Chan, L. K. M.; Gray, G. W.; Lacey, D., Molecular Crystals and Liquid Crystals (1969-1991), 1985, vol. 123, p. 185 - 204
  作者：Chan, L. K. M.、Gray, G. W.、Lacey, D.

  DOI：——

  日期：——
• JPH0649448A
  申请人：——

  公开号：JPH0649448A

  公开（公告）日：1994-02-22
• LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE THEREOF
  申请人：JIANGSU HECHENG DISPLAY TECHNOLOGY CO., LTD.

  公开号：US20180105747A1

  公开（公告）日：2018-04-19

  Provided is a liquid crystal composition, comprising: one or more compounds of general formula I accounting for 1-30% of the total weight of the liquid crystal composition; one or more compounds of general formula II accounting for 1-30% of the total weight of the liquid crystal composition; one or more compounds of general formula III accounting for 1-20% of the total weight of the liquid crystal composition; and one or more compounds of general formula IV accounting for 30-80% of the total weight of the liquid crystal composition. The liquid crystal composition has at least one of the following properties: a large specific resistance, a high voltage holding ratio, a suitable optical anisotropy, a large dielectric anisotropy, a small viscosity, a low threshold voltage, etc., and is also green and environmentally friendly. The liquid crystal composition is suitable for use in a liquid crystal display device, enabling the liquid crystal display device to have the following properties: a high voltage holding ratio, a short response time, a high contrast ratio, a low energy consumption, and being green and environmentally friendly, etc.