(2-(2-fluoro-4-propylphenyl)ethyl)-3-fluoro-4-iodobenzene | 475287-67-3

• 分子结构分类: 有机化合物 - 苯丙烷和聚酮 - 二苯乙烯类
• 英文名称: (2-(2-fluoro-4-propylphenyl)ethyl)-3-fluoro-4-iodobenzene
• 英文别名: 2-Fluoro-1-[2-(3-fluoro-4-iodophenyl)ethyl]-4-propylbenzene
• CAS: 475287-67-3
• 化学式: C₁₇H₁₇F₂I
• 分子量: 386.223
• InChiKey: DLDKWSSXNYZOHU-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  6.3
• 重原子数：
  20
• 可旋转键数：
  5
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.29
• 拓扑面积：
  0
• 氢给体数：
  0
• 氢受体数：
  2

文献信息

• Substituted benzene derivative, liquid crystal composition, and liquid crystal display element
  申请人：——

  公开号：US20020166994A1

  公开（公告）日：2002-11-14

  There is provided a liquid crystalline compound having a high voltage holding ratio which has a very small degree of temperature dependence, a low threshold voltage which has a very small degree of temperature dependence, a high &Dgr;n, and excellent miscibility with other liquid crystal materials at low temperature; a liquid crystal composition; and a liquid crystal display element, and the liquid crystalline compound is a substituted benzene derivative represented by general formula (1), 1 where, R represents a straight chain or branched alkyl group having 1 to 20 carbon atoms in which each of optional and nonadjacent methylene groups (—CH 2 —) may be substituted by an oxygen atom; X represents a halogen atom, —CF 3 , —CF 2 H, —CFH 2 , —OCF 3 or —OCF 2 H; each of Z 1 and Z 2 independently represents —(CH 2 ) 2 —, —(CH 2 ) 4 —, —CH 2 O—, —OCH 2 — or a covalent bond, but Z 1 and Z 2 are not covalent bonds simultaneously; each of Y 1 , Y 2 , Y 3 , Y 4 , Y 5 , and Y 6 independently represents H or F, but at least one of Y 1 , Y 2 , Y 3 , and Y 4 represents F.

  提供了一种液晶化合物，具有高电压保持比，具有非常小的温度依赖性，低阈值电压，具有非常小的温度依赖性，高&Dgr; n，并且在低温下与其他液晶材料具有良好的混溶性。液晶组合物；液晶显示元件，所述液晶化合物是由通式（1）表示的取代苯衍生物，其中，R表示直链或支链烷基，具有1至20个碳原子，其中每个可选和非相邻的亚甲基基团（-CH2-）可以被氧原子取代；X表示卤素原子，-CF3，-CF2H，-CFH2，-O 或-OCF2H；Z1和Z2中的每一个独立地表示-（ ）2-，-（ ）4-，- O-，-O -或共价键，但Z1和Z2不同时是共价键；Y1、Y2、Y3、Y4、Y5和Y6中的每一个独立地表示H或F，但至少Y1、Y2、Y3和Y4中的一个表示F。
• SUBSTITUTED BENZENE DERIVATIVE, LIQUID-CRYSTAL COMPOSITION, AND LIQUID-CRYSTAL DISPLAY ELEMENT
  申请人：CHISSO CORPORATION

  公开号：EP0934919A1

  公开（公告）日：1999-08-11

  There is provided a liquid crystalline compound having a high voltage holding ratio which has a very small degree of temperature dependence, a low threshold voltage which has a very small degree of temperature dependence, a high Δn, and excellent miscibility with other liquid crystal materials at low temperature; a liquid crystal composition; and a liquid crystal display element, and the liquid crystalline compound is a substituted benzene derivative represented by general formula (1), where, R represents a straight chain or branched alkyl group having 1 to 20 carbon atoms in which each of optional and nonadjacent methylene groups (-CH2-) may be substituted by an oxygen atom; X represents a halogen atom, -CF3, -CF2H, -CFH2, -OCF3 or -OCF2H; each of Z1 and Z2 independently represents -(CH2)2-, -(CH2)4-, -CH2O-, -OCH2- or a covalent bond, but Z1 and Z2 are not covalent bonds simultaneously; each of Y1, Y2, Y3, Y4, Y5, and Y6 independently represents H or F, but at least one of Y1, Y2, Y3, and Y4 represents F; and any atom constituting this compound may be substituted by an isomer thereof.

  本发明提供了一种液晶化合物，该液晶化合物具有温度依赖性极小的高电压保持率、温度依赖性极小的低阈值电压、高Δn，以及在低温下与其它液晶材料极佳的混溶性；一种液晶组合物；以及一种液晶显示元件，该液晶化合物是通式(1)表示的取代苯衍生物、 其中，R 代表具有 1 至 20 个碳原子的直链或支链烷基，其中每个任选的和不相邻的亚甲基（-CH2-）可被一个氧原子取代；X 代表卤素原子、-CF3、-CF2H、-CFH2、-O 或 -OCF2H；Z1和Z2各自独立地代表-( )2-、-( )4-、- O-、-O -或共价键，但Z1和Z2不能同时代表共价键；Y1、Y2、Y3、Y4、Y5和Y6各自独立地代表H或F，但Y1、Y2、Y3和Y4中至少有一个代表F；构成该化合物的任何原子都可以被其异构体取代。
• US6579577B2
  申请人：——

  公开号：US6579577B2

  公开（公告）日：2003-06-17