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3',5'-二氟-4-丙基联苯 | 137528-87-1

中文名称
3',5'-二氟-4-丙基联苯
中文别名
4-丙基-3',5'-二氟联苯;4'-丙基-苯基-3,5-二氟苯
英文名称
3,5-difluoro-4'-propylbiphenyl
英文别名
4'-propyl-3,5-difluorobiphenyl;3,5-difluoro-1-(4-propylphenyl)benzene;3,5-difluoro-4'-propyl-1,1'-biphenyl;4-n-propyl-3'-5'-difluorobiphenyl;3',5'-Difluoro-4-propylbiphenyl;1,3-difluoro-5-(4-propylphenyl)benzene
3',5'-二氟-4-丙基联苯化学式
CAS
137528-87-1
化学式
C15H14F2
mdl
——
分子量
232.273
InChiKey
MSYHVNATNGNOOY-UHFFFAOYSA-N
BEILSTEIN
——
EINECS
——
  • 物化性质
  • 计算性质
  • ADMET
  • 安全信息
  • SDS
  • 制备方法与用途
  • 上下游信息
  • 反应信息
  • 文献信息
  • 表征谱图
  • 同类化合物
  • 相关功能分类
  • 相关结构分类

物化性质

  • 熔点:
    25.015℃ (acetic acid )
  • 沸点:
    302.8±30.0℃ (760 Torr)
  • 密度:
    1.093±0.06 g/cm3 (20 ºC 760 Torr)
  • 闪点:
    114.2±12.4℃

计算性质

  • 辛醇/水分配系数(LogP):
    5.1
  • 重原子数:
    17
  • 可旋转键数:
    3
  • 环数:
    2.0
  • sp3杂化的碳原子比例:
    0.2
  • 拓扑面积:
    0
  • 氢给体数:
    0
  • 氢受体数:
    2

安全信息

  • 包装等级:
    III
  • 危险类别:
    9
  • 危险性防范说明:
    P501,P273,P260,P270,P264,P280,P391,P314,P337+P313,P305+P351+P338,P301+P312+P330
  • 危险品运输编号:
    3082
  • 危险性描述:
    H302,H319,H372,H410
  • 储存条件:
    室温、密封、干燥

SDS

SDS:736dd21b69b4a256f91ab4c4e9244ecf
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制备方法与用途

3',5'-二氟-4-丙基联苯是一种用于合成材料的中间体。

上下游信息

  • 下游产品
    中文名称 英文名称 CAS号 化学式 分子量

反应信息

  • 作为反应物:
    描述:
    3',5'-二氟-4-丙基联苯2,2,6,6-四甲基哌啶正丁基锂 作用下, 反应 4.0h, 以95.9%的产率得到4-bromo-3,5-difluoro-4'-propyl-1,1'-biphenyl
    参考文献:
    名称:
    一种芳烃氟邻位金属化的制备方法
    摘要:
    本发明公开了一种芳烃氟邻位金属化的制备方法,一种芳烃氟邻位金属化的制备方法,是将3‑氟‑(烷基环己基苯基)苯加入有机溶剂、催化量的有机胺,混合均匀后,降温至‑50℃以下,滴加锂试剂,保温2~3小时,进行金属化反应,反应毕‑50℃以下加入亲电试剂,与苯基锂进行反应,保温2~3小时,水解后制得2‑氟‑4‑(烷基环己基苯基)苯衍生物,本发明解决了目前生产中有机胺用量大,原材料成本高,产生废水量大,三废处理压力高的问题,有利于工业化生产。
    公开号:
    CN111018892A
  • 作为产物:
    描述:
    1-溴-3,5-二氟苯四(三苯基膦)钯potassium carbonatemagnesium 作用下, 以 四氢呋喃 为溶剂, 反应 3.5h, 生成 3',5'-二氟-4-丙基联苯
    参考文献:
    名称:
    US2014/275577
    摘要:
    公开号:
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文献信息

  • Aryl couplings with heterogeneous palladium catalysts
    作者:Guy Marck、Alois Villiger、Richard Buchecker
    DOI:10.1016/s0040-4039(00)76884-5
    日期:1994.5
    The coupling reaction of diverse phenylboronic acids with aryl halogenides and -triflates has been performed by the use of simple palladium hydrogenation catalysts. Evidence for a heterogeneous type of catalysis has been obtained.
    通过使用简单的钯加氢催化剂已经进行了多种苯基硼酸与芳基卤化物和-三氟甲磺酸酯的偶联反应。已经获得了非均相催化类型的证据。
  • Difluoromethyl ether derivative and process for producing the same
    申请人:CHISSO CORPORATION
    公开号:EP1182186A2
    公开(公告)日:2002-02-27
    The present invention provides a difluoromethyl ether derivative which shows various suitable physical properties as a liquid crystal compound, a liquid crystal composition comprising the compound and a liquid crystal display element containing the composition, and also provides a simple and efficient process for producing the difluoromethyl ether derivative. According to the present invention, the process for producing a difluoromethyl ether derivative represented by Formula (1d): wherein R1 and R2 each independently represent hydrogen, halogen, a cyano group or an alkyl group having 1 to 20 carbon atoms, in which at least one -CH2- may be substituted with -O-, -S-, -CH=CH- or -C≡C- but -O- is not adjacent to another -O-, and in which any hydrogen may be substituted with fluorine; rings A1, A2, A3 and A4 each independently represent a 1,4-cyclohexylene group in which at least one -CH2- may be substituted with -O- or -S-, or a 1,4-phenylene group in which at least one =CH- may be substituted with =N- and at least one hydrogen on the ring may be substituted with fluorine, a cyano group or an alkyl group having 1 to 10 carbon atoms; Z1, Z2, Z3 and Z4 each independently represent a single bond or an alkylene group having 1 to 4 carbon atoms, in which at least one -CH2- may be substituted with -O-, -S-, -CH=CH- or -C≡C- but -O- is not adjacent to another -O-, and in which any hydrogen may be substituted with fluorine; Y1, Y2, Y3 and Y4 each independently represent hydrogen, halogen, a cyano group or an alkyl group having 1 to 10 carbon atoms; and k, l, m and n each independently represent 0 or 1; is characterized by using an α,α-difluorocyclohexylidene derivative represented by Formula (1a): wherein R1, rings A1 and A2, Z1, Z2, k and 1 have the same meanings as defined above; as a starting material.
    本发明提供了一种二氟甲基醚衍生物,其作为液晶化合物具有各种适宜的物理性质,以及包含该化合物的液晶组合物和含有该组合物的液晶显示元件,同时提供了一种简单高效的制备二氟甲基醚衍生物的方法。根据本发明,制备式(1d)所表示的二氟甲基醚衍生物的方法包括使用式(1a)所表示的α,α-二氟环己烯基衍生物作为起始物质,其中R1和R2分别独立地表示氢、卤素、氰基或具有1至20个碳原子的烷基,其中至少一个-CH2-可以被取代为-O-、-S-、-CH=CH-或-C≡C-但-O-不与另一个-O-相邻,并且其中任何氢可以被氟取代;环A1、A2、A3和A4分别独立地表示至少一个-CH2-可以被取代为-O-或-S-的1,4-环己基烷基,或者至少一个=CH-可以被取代为=N-且环上至少一个氢可以被氟、氰基或具有1至10个碳原子的烷基取代的1,4-苯基烷基;Z1、Z2、Z3和Z4分别独立地表示单键或具有1至4个碳原子的烷基,在其中至少一个-CH2-可以被取代为-O-、-S-、-CH=CH-或-C≡C-但-O-不与另一个-O-相邻,并且其中任何氢可以被氟取代;Y1、Y2、Y3和Y4分别独立地表示氢、卤素、氰基或具有1至10个碳原子的烷基;k、l、m和n分别独立地表示0或1。
  • 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,-OCF3或-OCF2H;Z1和Z2中的每一个独立地表示-(CH2)2-,-(CH2)4-,-CH2O-,-OCH2-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。
  • LIQUID CRYSTAL COMPOUND AND LIQUID CRYSTAL COMPOSITION
    申请人:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO., LTD.
    公开号:US20170101581A1
    公开(公告)日:2017-04-13
    The present disclosure discloses a liquid crystal compound and a liquid crystal composition. The liquid crystal compound has a general structural formula as represented by formula I. The liquid crystal composition provided by the present disclosure has a lower rotary viscosity γ 1 , can achieve a quick response, and further has an appropriate dielectric anisotropy Δε, an appropriate optical anisotropy Δn, a high stability to heat and light, a high VHR numerical value especially in the case where the liquid crystal is under harsh conditions, and a stability to electric field and electromagnetic radiation. As a liquid crystal material for use in thin film transistor techniques (TFT-LCD), the material further has the properties of a wider nematic phase temperature range, an appropriate birefringence anisotropy, a very high electrical resistivity, a good anti-ultraviolet performance, a high charge holding rate, a low vapor pressure etc.
    本公开披露了一种液晶化合物和液晶组合物。该液晶化合物具有由公式I表示的一般结构式。本公开披露提供的液晶组合物具有较低的旋转粘度γ1,能够实现快速响应,并且具有适当的介电各向异性Δε,适当的光学各向异性Δn,高热和光稳定性,在液晶处于恶劣条件下时具有高VHR数值的稳定性,以及对电场和电磁辐射的稳定性。作为用于薄膜晶体管技术(TFT-LCD)的液晶材料,该材料还具有更广的向列相温度范围,适当的双折射各向异性,非常高的电阻率,良好的抗紫外线性能,高电荷保持率,低蒸汽压等特性。
  • Liquid crystal composition comprising novel silicon containing compounds and liquid crystal display device using the same
    申请人:Cheong Ho Jae
    公开号:US20060151744A1
    公开(公告)日:2006-07-13
    Disclosed are a silicon-containing compound, a liquid crystal composition comprising the same compound, and a liquid crystal display device comprising a liquid crystal layer prepared from the liquid crystal composition. The silicon-containing compound, which forms the liquid crystal composition, has low viscosity and high positive dielectric anisotropy. Therefore, it is possible to provide a liquid crystal display device, which has a fast response time and can be driven at a low voltage.
    本发明涉及一种含硅化合物、包含该化合物的液晶组合物以及由该液晶组合物制备的液晶显示器件。所述含硅化合物形成液晶组合物,具有低粘度和高正电介质各向异性。因此,可以提供一种具有快速响应时间且可以在低电压下驱动的液晶显示器件。
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