1,1':4',1''-Terphenyl, 4,4''-diethyl-2',5'-difluoro- | 612486-79-0

• 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: 1,1':4',1''-Terphenyl, 4,4''-diethyl-2',5'-difluoro-
• 英文别名: 1,4-bis(4-ethylphenyl)-2,5-difluorobenzene
• CAS: 612486-79-0
• 化学式: C₂₂H₂₀F₂
• 分子量: 322.4
• InChiKey: JTZBKOVGKGQTAX-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  7
• 重原子数：
  24
• 可旋转键数：
  4
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.18
• 拓扑面积：
  0
• 氢给体数：
  0
• 氢受体数：
  2

文献信息

• LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE
  申请人：JNC CORPORATION

  公开号：US20150108402A1

  公开（公告）日：2015-04-23

  The means concerns a liquid crystal composition that has negative dielectric anisotropy and that comprises a specific compound having a high stability to ultraviolet light as a first component, wherein the composition may comprise a specific compound having a high maximum temperature or a small viscosity as a second component, and a specific compound having a large negative dielectric anisotropy as a third component, and a specific compound having a polymerizable group as an additive component.

  该方法涉及一种具有负介电各向异性的液晶组分，其中包括一种具有高紫外稳定性的特定化合物作为第一组分，该组分可能包括一种具有高最高温度或小粘度的特定化合物作为第二组分，以及一种具有大负介电各向异性的特定化合物作为第三组分，以及一种具有可聚合基团的添加剂组分。
• Liquid crystal composition and liquid crystal display device
  申请人：JNC CORPORATION

  公开号：US10030198B2

  公开（公告）日：2018-07-24

  The means concerns a liquid crystal composition that has negative dielectric anisotropy and that comprises a specific compound having a high stability to ultraviolet light as a first component, wherein the composition may comprise a specific compound having a high maximum temperature or a small viscosity as a second component, and a specific compound having a large negative dielectric anisotropy as a third component, and a specific compound having a polymerizable group as an additive component.

  该手段涉及一种具有负电介电各向异性的液晶组合物，该组合物由对紫外线具有高稳定性的特定化合物作为第一成分，其中该组合物可包括具有高最高温度或小粘度的特定化合物作为第二成分，具有大负电介电各向异性的特定化合物作为第三成分，以及具有可聚合基团的特定化合物作为添加剂成分。
• Liquid crystal display device
  申请人：JNC CORPORATION

  公开号：US10041000B2

  公开（公告）日：2018-08-07

  The subject is to show liquid crystal display device that has characteristics such as a short response time, a large voltage holding ratio, a low threshold voltage, a large contrast ratio, a long service life and a small flicker rate. The disclosure relates to a liquid crystal display device including an electrode group formed on one or both of a pair of substrates that are opposed to each other, and a plurality of active devices connected to the electrode group, and a liquid crystal alignment film formed on the opposing surfaces of the pair of substrates, and a liquid crystal composition sandwiched in between the pair of substrates.

  本发明的主题是显示具有响应时间短、电压保持比大、阈值电压低、对比度大、使用寿命长和闪烁率小等特性的液晶显示装置。本公开涉及一种液晶显示装置，包括形成在一对相对的基板中的一个或两个上的电极组，以及连接到电极组的多个有源器件，和形成在这对基板的相对表面上的液晶配向膜，以及夹在这对基板之间的液晶成分。
• LIQUID CRYSTAL DISPLAY DEVICE
  申请人：JNC CORPORATION

  公开号：US20160369168A1

  公开（公告）日：2016-12-22

  The subject is to show liquid crystal display device that has characteristics such as a short response time, a large voltage holding ratio, a low threshold voltage, a large contrast ratio, a long service life and a small flicker rate. The disclosure relates to a liquid crystal display device including an electrode group formed on one or both of a pair of substrates that are opposed to each other, and a plurality of active devices connected to the electrode group, and a liquid crystal alignment film formed on the opposing surfaces of the pair of substrates, and a liquid crystal composition sandwiched in between the pair of substrates.
• LIQUID CRYSTAL DISPLAY DEVICE AND LIQUID CRYSTAL COMPOSITION
  申请人：JNC CORPORATION

  公开号：US20170015905A1

  公开（公告）日：2017-01-19

  The means concerns a liquid crystal display device including a first substrate, a second substrate and a liquid crystal composition having a nematic phase, which is placed between these substrates, wherein the liquid crystal composition includes at least one compound selected from the group of compounds represented by formula (1) as a first component: wherein in formula (1), R 1 and R 2 are alkyl or the like; ring A and ring C are 1,4-phenylene or the like; ring B is 2,3-difluoro-1,4-phenylene or the like; Z 1 and Z 2 are a single bond or the like; and m is 1, 2 or 3, n is 0 or 1, and the sum of m and n is 3 or less.