5-[反式-4-[2-(反式-4-乙基环己基)乙基]环己基]-1,2,3-三氟苯 | 137529-57-8

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 中文名称: 5-[反式-4-[2-(反式-4-乙基环己基)乙基]环己基]-1,2,3-三氟苯
• 英文名称: 5-(trans-4-(2-(trans-4-Ethylcyclohexyl)ethyl)cyclohexyl)-1,2,3-trifluorobenzene
• 英文别名: 5-[4-[2-(4-ethylcyclohexyl)ethyl]cyclohexyl]-1,2,3-trifluorobenzene
• CAS: 137529-57-8
• 化学式: C₂₂H₃₁F₃
• 分子量: 352.5
• InChiKey: SOLQDJUTBJEPAR-UHFFFAOYSA-N

物化性质

• 沸点：
  397.5±42.0 °C(Predicted)
• 密度：
  1.034±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  9.1
• 重原子数：
  25
• 可旋转键数：
  5
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.73
• 拓扑面积：
  0
• 氢给体数：
  0
• 氢受体数：
  3

安全信息

• 海关编码：
  2903999090

文献信息

• Trifluorobenzene derivatives and liquid crystal compositions containing the same
  申请人：Chisso Corporation

  公开号：EP0387032A1

  公开（公告）日：1990-09-12

  Trifluorobenzene derivatives having good stability and a large positive dielectric anisotropy value and which may be used in liquid crystal compositions, have the formula: wherein R represents an alkyl group of 1 to 10 carbon atoms in which one -CH₂- group or two non-adjacent -CH₂- groups may be replaced by an oxygen atom and/or a -CO- group and/or a -COO- group and/or a -CH=CH- group; -A- and -B- each represent a 1,4-cyclohexylene, 1,4-phenylene, pyrimidine-2,5-­diyl or 1,3-dioxane-2,5-diyl group; 1 represents 0, 1 or 2; m represents 0, 1 or 2 and 1+m≧1; and Z¹ and Z² are the same or different and each represents a group -COO-, -CH₂CH₂-, -OCH₂-, -CH₂- or -CH=CH-, or a single bond.

  三氟苯衍生物具有良好的稳定性和较大的正介电各向异性值，可用于液晶组合物，其化学式为 其中 R 代表 1 至 10 个碳原子的烷基，其中一个 -CH₂- 基团或两个不相邻的 -CH₂- 基团可被一个氧原子和/或一个 -CO- 基团和/或一个 -COO- 基团和/或一个 -CH=CH- 基团取代；-A-和-B-各自代表 1,4-环己烯、1,4-亚苯基、嘧啶-2,5-二基或 1,3-二噁烷-2,5-二基； 1 代表 0、1 或 2；m 代表 0、1 或 2 和 1+m≧1；以及 Z¹ 和 Z² 相同或不同，且各自代表基团 -COO-、-CH₂CH₂-、-OCH₂-、-CH₂- 或 -CH=CH-，或单键。
• Liquid crystal composition and liquid crystal display device
  申请人：JIANGSU HECHENG DISPLAY TECHNOLOGY CO., LTD.

  公开号：US10457869B2

  公开（公告）日：2019-10-29

  A liquid crystal composition comprises a compound of general formula I serving as a first component; a compound of general formula II-1 and/or general formula II-2 serving as a second component; a compound of general formula III serving as a third component; a compound of general formula IV serving as a fourth component; a compound of general formula V serving as a fifth component; and a compound of general formula VI serving as a sixth component. The liquid crystal composition has at least one characteristic among the characteristics of a large dielectric anisotropy, a large optical anisotropy, a high voltage holding ratio and a low threshold voltage and the like, and is suitable to be used in a liquid crystal display device. Additionally, a liquid crystal display device comprising the liquid crystal composition is also provided.

  一种液晶组合物包括作为第一组分的通式 I 的化合物；作为第二组分的通式 II-1 和/或通式 II-2 的化合物；作为第三组分的通式 III 的化合物；作为第四组分的通式 IV 的化合物；作为第五组分的通式 V 的化合物；以及作为第六组分的通式 VI 的化合物。该液晶组合物具有大介电各向异性、大光学各向异性、高电压保持比和低阈值电压等特性中的至少一种特性，适合用于液晶显示设备。此外，还提供了一种包含该液晶成分的液晶显示设备。
• Novel liquid crystalline compound having a 1,1,2,3,3,3,-hexafluoropropyl group and liquid crystal composition
  申请人：Chisso Corporation

  公开号：EP0640578B2

  公开（公告）日：2001-06-27
• DICYCLOHEXYLETHYLENE DERIVATIVE
  申请人：CHISSO CORPORATION

  公开号：EP0688754B1

  公开（公告）日：1998-10-07
• LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE
  申请人：MAEDA Taketo

  公开号：US20110260104A1

  公开（公告）日：2011-10-27

  The invention is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a large dielectric anisotropy, a large specific resistance, a large elastic constant, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding at least two of the characteristics; and is to provide an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The invention provides a liquid crystal composition that has a nematic phase and includes a specific three-ring compound having a large dielectric anisotropy as a first component and a specific four-ring compound having a high maximum temperature and a large dielectric anisotropy as a second component, and a liquid crystal display device containing the composition.