2-(3,4-Difluorophenyl)-1,3-difluoro-5-(4-propylcyclohexyl)benzene | 137489-25-9

• 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-(3,4-Difluorophenyl)-1,3-difluoro-5-(4-propylcyclohexyl)benzene
• CAS: 137489-25-9
• 化学式: C₂₁H₂₂F₄
• 分子量: 350.4
• InChiKey: OADFDZCQNDDVDC-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  7.8
• 重原子数：
  25
• 可旋转键数：
  4
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.43
• 拓扑面积：
  0
• 氢给体数：
  0
• 氢受体数：
  4

文献信息

• Liquid crystalline compound, liquid crystal composition containing the same, and display device
  申请人：Chisso Corporation

  公开号：EP0733692A1

  公开（公告）日：1996-09-25

  Liquid crystalline compounds are disclosed which are expressed by the following general formula (1) wherein R1 represents a branched alkyl group having 3 to 10 carbon atoms, ring A represents 1,4-phenylene group or 1,4-cyclohexylene group, Z1 and Z2 independently represent a single bond or 1,2-ethylene group, respectively, X1, X2, X3, and X4 independently represent fluorine atom or hydrogen atom, respectively, and Y1 represents oxygen atom or a single bond. The compounds are excellent in compatibility with other liquid crystalline compounds, and have a large positive value of dielectric anisotropy, extremely low viscosity, extremely high specific resistance (high voltage holdidng ratio), and excellent UV stability. A liquid crystal display element is also disclosed.

  本发明公开了由以下通式（1）表示的液晶化合物 其中 R1 代表具有 3 至 10 个碳原子的支链烷基，环 A 代表 1，4-亚苯基或 1，4-环己烯基，Z1 和 Z2 分别独立地代表单键或 1，2-乙烯基，X1、X2、X3 和 X4 分别独立地代表氟原子或氢原子，Y1 代表氧原子或单键。这些化合物与其他液晶化合物的兼容性极佳，具有较大的介电各向异性正值、极低的粘度、极高的比电阻（高电压保持比）和极好的紫外线稳定性。此外，还公开了一种液晶显示元件。
• A liquid crystal composition and a liquid crystal display element which contains it
  申请人：SHIN-ETSU CHEMICAL CO., LTD.

  公开号：EP0718387A1

  公开（公告）日：1996-06-26

  A liquid crystal composition which contains one or more types of compounds chosen from among a group of compounds represented by the following general formulas (I) through (V) : wherein R denotes an alkyl group with 1-7 carbons, an alkoxyalkyl group with 2-7 carbons, a mono- or di-fluoroalkyl group with 2-7 carbons or an alkenyl group with 2-7 carbons; m denotes 0 or 1; and independently denote a trans-1-sila-1,4-cyclohexylene group, a trans-4-sila-1,4-cyclohexylene group or a trans-1,4-cyclohexylene group; X denotes H, F, Cl, 0CHF2, 0CF3, CF3, 0CkH2K+1 (k denotes an integer of (1-5), CkH2K+1, (0)sCpHqFr (p denotes 2, 3 or 4, and q and r are integers which satisfy the equation q + r = 2p + 1, and s denotes 0 or 1), (0 )sCY=CX1X2 (X1 and Y denote H, F or Cl, and X2 denotes F or Cl) or an alkoxy or alkyl group with 5 or less carbons; Y1, Y2, Y3 and Y4 independently denote H or F; and at least one of the compounds contains a trans-1-sila-1,4-cyclohexylene group or a trans -4-sila-1,4-cyclohexylene group.

  一种液晶组合物，它含有从以下通式（I）至（V）所代表的一组化合物中选出的一种或多种类型的化合物： 其中 R 表示含 1-7 个碳原子的烷基、含 2-7 个碳原子的烷氧基、含 2-7 个碳原子的一氟或二氟烷基或含 2-7 个碳原子的烯基；m 表示 0 或 1； 和 分别表示反式-1-硅杂-1,4-环己烯基团、反式-4-硅杂-1,4-环己烯基团或反式-1,4-环己烯基团；X 表示 H、F、Cl、0CHF2、0 、CF3、0CkH2K+1（k 表示 1-5 的整数）、CkH2K+1、(0)sCpHqFr（p 表示 2、3 或 4，q 和 r 是满足公式 q + r = 2p + 1 的整数、s 表示 0 或 1），(0 )sCY=CX1X2 （X1 和 Y 表示 H、F 或 Cl，X2 表示 F 或 Cl）或碳原子数不超过 5 个的烷氧基或烷基；Y1、Y2、Y3 和 Y4 独立地表示 H 或 F；且至少有一种化合物含有反式-1-硅杂-1,4-环己烯基团或反式-4-硅杂-1,4-环己烯基团。
• CHLOROBENZENE DERIVATIVES, LIQUID-CRYSTAL COMPOSITION, AND LIQUID-CRYSTAL DISPLAY ELEMENTS
  申请人：CHISSO CORPORATION

  公开号：EP0959060A1

  公开（公告）日：1999-11-24

  Provided are liquid crystalline compounds having excellent physical properties and being excellent in miscibility with other liquid crystal materials; liquid crystal compositions comprising the crystalline compound; and liquid crystal display device fabricated by using the liquid crystal composition;    the liquid crystalline compounds being specific chlorobenzene derivatives expressed by the general formula (1) wherein Ra, Rb, A1 to A4, Z1 to Z3, m, and n are herein defined.

  本发明提供了具有优异物理性能并能与其他液晶材料很好混溶的液晶化合物；包含该液晶化合物的液晶组合物；以及使用该液晶组合物制造的液晶显示设备； 所述液晶化合物为通式(1)表示的特定氯苯衍生物 其中 Ra、Rb、A1 至 A4、Z1 至 Z3、m 和 n 在此定义。
• 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- -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-O 。)
• LIQUID CRYSTAL COMPOSITION, LIQUID CRYSTAL DISPLAY ELEMENT, AND LIQUID CRYSTAL DISPLAY
  申请人：DIC Corporation

  公开号：EP2883938A1

  公开（公告）日：2015-06-17

  There is provided a liquid crystal composition containing at least any one of compounds represented by General Formula (i) and at least any one of compounds represented by General Formula (ii). In the formulae, Ri1 represents an alkyl group having 1 to 8 carbon atoms; and Ai1 represents a 1,4-cyclohexylene group (of which one -CH2- or at least two -CH2- not adjoining each other are optionally substituted with -O-), a 1,4-phenylene group (of which at least one hydrogen atom is optionally substituted with a fluorine atom), or a single bond; Rii1 represents an alkyl group having 1 to 8 carbon atoms; and one -CH2- or at least two -CH2- not adjoining each other in the alkyl group are each independently optionally substituted with -CH=CH-, -C=C-, -O-, -CO-, -COO-, or -OCO-; Rii2 represents a fluorine atom, a chlorine atom, a cyano group, or an alkyl group having 1 to 8 carbon atoms; one-CH2- or at least two -CH2- not adjoining each other in the alkyl group are each independently optionally substituted with -CH=CH-, -C=C-, -O-, -CO-, -COO-, or -OCO-; and one or two or more hydrogen atoms of the alkyl group are each independently optionally substituted with a fluorine atom; Aii1 and Aii2 each independently represent a 1,4-cyclohexylene group (of which one -CH2- or at least two -CH2- not adjoining each other are optionally substituted with -O-) or a 1,4-phenylene group (of which at least one hydrogen atom is optionally substituted with a fluorine atom); Zii1 and Zii2 each independently represent a single bond, - CH2CH2-, -(CH2)4-, -CH2-, -CH2O-, -OCF2-, -CF2O-, -COO-, -OCO-, or -C=C-; mii1 and mii2 each independently represent 0, 1, 2, or 3; and mii1 + mii2 is equal to 1, 2, 3, or 4; in the case where Aii1 and Zii1 are multiple, the Aii1 moieties and the Zii1 moieties are the same as or different from each other, respectively; and in the case where Aii2 and Zii2 are multiple, the Aii2 moieties and the Zii2 moieties are the same as or different from each other, respectively. [Chem. 1]

  本发明提供了一种液晶组合物，其中含有通式(i)和通式(ii)所代表的至少任一种化合物。 在通式中，Ri1 代表具有 1 至 8 个碳原子的烷基；Ai1 代表 1，4-环己烯基团（其中一个-CH2-或至少两个互不相邻的- -任选被-O-取代）、1，4-亚苯基基团（其中至少一个氢原子任选被氟原子取代）或单键； Rii1 代表具有 1 至 8 个碳原子的烷基； 烷基中的一个- -或至少两个互不相邻的- -各自独立地任选被-CH=CH-、-C=C-、-O-、-CO-、-COO-或-OCO-取代； Rii2 代表氟原子、氯原子、氰基或具有 1 至 8 个碳原子的烷基；烷基中的一个- -或至少两个互不相邻的- -各自独立地任选被-CH=CH-、-C=C-、-O-、-CO-、-COO-或-OCO-取代；以及烷基中的一个或两个或多个氢原子各自独立地任选被氟原子取代； Aii1 和 Aii2 各自独立地代表 1,4-环己烯基团（其中一个- -或至少两个互不相邻的- -任选被-O-取代）或 1,4-苯基团（其中至少一个氢原子任选被氟原子取代）； Zii1和Zii2各自独立地代表单键、- -、-( )4-、- -、- O-、-OCF2-、-CF2O-、-COO-、-OCO-或-C=C-； mii1 和 mii2 各自独立地代表 0、1、2 或 3；且 mii1 + mii2 等于 1、2、3 或 4； 在 Aii1 和 Zii1 为多个的情况下，Aii1 分子和 Zii1 分子分别彼此相同或不同；以及 在 Aii2 和 Zii2 为多个的情况下，Aii2 分子和 Zii2 分子分别相同或不同。 [化学 1］