乙基双环己基苯甲酸对3,4,5-三氟苯酚酯 | 181943-55-5

• 物质功能分类: 有机原料 - 有机氟化合物 - 氟苯酚系列
• 分子结构分类: 有机化合物 - 苯类化合物 - 苯酚酯
• 中文名称: 乙基双环己基苯甲酸对3,4,5-三氟苯酚酯
• 英文名称: (trans,trans)-3,4,5-Trifluorophenyl 4'-ethyl-[1,1'-bi(cyclohexane)]-4-carboxylate
• 英文别名: (3,4,5-trifluorophenyl) 4-(4-ethylcyclohexyl)cyclohexane-1-carboxylate
• CAS: 181943-55-5
• 化学式: C₂₁H₂₇F₃O₂
• 分子量: 368.4
• InChiKey: JRVLFALUMBSZRJ-UHFFFAOYSA-N

物化性质

• 沸点：
  425.5±45.0 °C(Predicted)
• 密度：
  1.151±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  7.3
• 重原子数：
  26
• 可旋转键数：
  5
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.67
• 拓扑面积：
  26.3
• 氢给体数：
  0
• 氢受体数：
  5

安全信息

• 危险性防范说明：
  P261,P264,P270,P271,P280,P301+P312,P302+P352,P304+P340,P330,P363,P501
• 危险性描述：
  H302,H312,H332

文献信息

• CYCLOHEPTANE DERIVATIVE AND PREPARATION METHOD AND USE THEREOF
  申请人：SHI JIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO., LTD.

  公开号：US20150252261A1

  公开（公告）日：2015-09-10

  A cycloheptane derivative as represented by formula (I), and preparation method and use thereof; the compound has photostability and thermostability, wide nematic phase and liquid crystalline state temperature range, and good low-temperature intersolubility, and particularly has low rotary viscosity γ 1 and good dielectric anisotropy (Δ∈>0).

  一种由式（I）表示的环庚烷衍生物，其制备方法和用途；该化合物具有光稳定性和热稳定性，宽的向列相和液晶状态温度范围，良好的低温相容性，特别是具有低旋转粘度γ1和良好的介电各向异性（Δ∈>0）。
• LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT USING SAME
  申请人：DIC Corporation

  公开号：EP2806011A1

  公开（公告）日：2014-11-26

  A liquid crystal composition including one or two or more compounds selected from the group consisting of compounds represented by general formula (i) shown below, and one or two or more compounds selected from the group consisting of compounds represented by general formula (ii) shown below. (In formulae, Ri1 and Rii1 independently represent an alkyl group having 1 to 8 carbon atoms, and one -CH2- group or two or more -CH2- groups which are not adjacent to each other in the alkyl group may be independently substituted by -CH=CH-, -C≡C-, -O-, -CO-, -COO- or -OCO, and one or two or more hydrogen atoms in the alkyl group independently may be substituted by a fluorine atom or a chlorine atom; mi1 represents 0, 1 or 2; Ai1 represents 1,4-phenylene group in which a hydrogen atom may be substituted by a fluorine atom or a chlorine atom, and when mi1 represents 2, Ai1 may be the same or different; Xi1 independently represents a hydrogen atom, a fluorine atom or a chlorine atom; mii1 represents 0 or 1; Xii1, Xii2, Xii3 and Xii4 independently represent a hydrogen atom, a fluorine atom or a chlorine atom; and Xii5 represents a hydrogen atom, a fluorine atom, a chlorine atom, a cyano group, -CF3 or -OCF3.)

  一种液晶组合物，包括一种或两种或两种以上选自由下图通式(i)所代表的化合物组成的化合物组和一种或两种或两种以上选自由下图通式(ii)所代表的化合物组成的化合物组。 (式中，Ri1 和 Rii1 独立地代表具有 1 至 8 个碳原子的烷基，烷基中的一个-CH2-基团或两个或多个互不相邻的-CH2-基团可独立地被-CH=CH-、-C≡C-、-O-、-CO-、-COO-或-OCO取代，烷基中的一个或两个或多个氢原子可独立地被氟原子或氯原子取代；mi1 代表 0、1 或 2；Ai1 代表 1，4-亚苯基，其中一个氢原子可被氟原子或氯原子取代，当 mi1 代表 2 时，Ai1 可以相同或不同；Xi1 独立地代表一个氢原子、一个氟原子或一个氯原子；mii1代表0或1；Xii1、Xii2、Xii3和Xii4独立地代表氢原子、氟原子或氯原子；Xii5代表氢原子、氟原子、氯原子、氰基、-CF3或-OCF3。)
• Liquid crystal composition and liquid crystal display element using same
  申请人：DIC CORPORATION

  公开号：US10208250B2

  公开（公告）日：2019-02-19

  Provided are a liquid crystal composition including at least one or more compounds represented by General Formula (i) and at least one or more compounds represented by General Formula (M-1), in which the dielectric constant anisotropy at 25° C. is larger than 0 and 5 or less; and a liquid crystal display element using this composition. The liquid crystal composition has a positive Δε, can have the electrical capacity of the liquid crystal layer (CLC) reduced to a low level, can be driven at a voltage that is practically sufficiently low, and satisfies at least any one of the requirements of maintaining a liquid crystal phase over a wider temperature range, low viscosity, satisfactory solubility at low temperature, high specific resistance or voltage retention rate, and stability to heat or light; and provide an excellent liquid crystal display element.

  提供了一种液晶组合物，其中包括至少一种或多种通式(i)表示的化合物和至少一种或多种通式(M-1)表示的化合物，该组合物在25℃时的介电常数各向异性大于0且小于5；还提供了一种使用该组合物的液晶显示元件。该液晶组合物具有正Δε，可将液晶层（CLC）的电容量降至较低水平，可在实际足够低的电压下驱动，并至少满足在较宽温度范围内保持液晶相、低粘度、在低温下具有令人满意的溶解性、高比电阻或电压保持率以及对热或光的稳定性等要求中的任一要求；并提供一种优异的液晶显示元件。
• 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。
• LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DISPLAY ELEMENT, AND LIQUID CRYSTAL DISPLAY
  申请人：DIC Corporation

  公开号：EP2792728B1

  公开（公告）日：2018-03-28