5-溴-2-(4-辛基苯基)吡啶 | 179998-83-5

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 吡啶及其衍生物
• 中文名称: 5-溴-2-(4-辛基苯基)吡啶
• 英文名称: 5-bromo-2-(4-octylphenyl)pyridine
• CAS: 179998-83-5
• 化学式: C₁₉H₂₄BrN
• 分子量: 346.31
• InChiKey: JNTAHDPMZPJFNQ-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  7.3
• 重原子数：
  21
• 可旋转键数：
  8
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.42
• 拓扑面积：
  12.9
• 氢给体数：
  0
• 氢受体数：
  1

反应信息

• 作为产物：
  描述：

  2,5-二溴吡啶 、 1-(4-溴苯基)辛烷 、 三苯基膦 在 Pd(TPP)4 magnesium 作用下， 以 四氢呋喃 为溶剂， 生成 5-溴-2-(4-辛基苯基)吡啶
  参考文献：
  名称：

  US6146547

  摘要：

  公开号：

文献信息

• Cyclohexyl- and cyclohexenyl-substituted liquid crystals with low birefringence
  申请人：Displaytech, Inc.

  公开号：US06413448B1

  公开（公告）日：2002-07-02

  A liquid crystal composition comprising a host material and a low birefringence liquid crystal composition of the formula: R1—Ar—R2 wherein R1 and R2, independently of one another, are selected from the group consisting of internally branched alkyl groups having from 4 to 20 carbon atoms, terminally branched alkyl groups having from 3 to 20 carbon atoms, internally branched alkenyl groups having from 3 to 20 carbon atoms and terminally branched alkenyl groups having from 4 to 20 carbon atoms, wherein one or more —CH2— groups in R1 and R2 may be independently replaced with O, said R1 or R2, independently of one another, can be partially or fully halogenated, and wherein one or both of said R1 and R2 can be absent; Ar is a ring core moiety of the general formula: wherein Cyc is a cyclohexyl ring or a cyclohexenyl ring; RX is a phenyl ring which may be optionally substituted with one or more fluorines; RY is a cyclohexyl or cyclohexenyl ring; wherein x and y are 1 and z is 0; wherein A is COO; and B is selected from the group of small alkyl or alkenyl group having from 1 to 8 carbon atoms, COO and OCO; wherein a and b are 1 and d is zero.

  一种液晶组合物，包括宿主材料和低双折射液晶组合物，其化学式为：R1—Ar—R2，其中R1和R2独立地选自以下组中的一种：内部支链烷基，碳数为4到20；末端支链烷基，碳数为3到20；内部支链烯基，碳数为3到20；末端支链烯基，碳数为4到20；其中R1和R2中的一个或多个—CH2—基团可以独立地被O取代，R1或R2中的一个或两个可以部分或完全卤代，其中R1和R2中的一个或两个可以不存在；Ar是一个环核心基团，通式为：其中Cyc是一个环己基环或环己烯基环；RX是苯环，可以选择性地被一个或多个氟取代；RY是环己基或环己烯基环；其中x和y为1，z为0；其中A为COO；B选自具有1到8个碳原子的小烷基或烯基组，COO和OCO之一；其中a和b为1，d为零。
• Polymer complex compound and polymer light emitting device using the same
  申请人：Mikami Satoshi

  公开号：US20070040164A1

  公开（公告）日：2007-02-22

  A polymer complex compound comprising a repeating unit of the following formula (1) and a metal complex structure showing light emission from triplet excited state, having visible light emission in the solid state, and having a polystyrene reduced number-average molecular weight of 10 3 to 10 8 : (wherein, Ring P and Ring Q each independently represent an aromatic ring, but Ring P may be either existent or non-existent. When Ring P is existent, two connecting bonds respectively are on Ring P and/or Ring Q, and when Ring P is non-existent, two connecting bonds respectively are on 5 membered ring containing Y, and/or Ring Q. Y represents —O—, —S— and the like).
• US6146547A
  申请人：——

  公开号：US6146547A

  公开（公告）日：2000-11-14
• US6413448B1
  申请人：——

  公开号：US6413448B1

  公开（公告）日：2002-07-02
• [EN] CYCLOHEXYL- AND CYCLOHEXENYL-SUBSTITUTED LIQUID CRYSTALS WITH LOW BIREFRINGENCE<br/>[FR] CRISTAUX LIQUIDES A SUBSTITUTION CYCLOHEXYLE- ET CYCLOHEXENYLE DOTES D'UNE BIREFRINGENCE FAIBLE
  申请人：DISPLAYTECH INC

  公开号：WO2000065801A1

  公开（公告）日：2000-11-02

  This invention provides compounds of formula R1-Ar-R2 wherein R1 and R2, independently of one another, are selected from the group consisting of alkyl, cycloalkyl, alkenyl, cycloalkenyl, alkynyl, alkoxy, thioalkyl, thioether and ether groups having from 1 to about 20 carbon atoms, wherein one or more -CH2- groups in R1 and R2 may be independently replaced with a member of the group consisting of O, S, -CH2O-, -OCH2-, -COO-, -OOC-, -CH2S-, -SCH2-, -COS-, -SCO-, a double bond, a triple bond, and an alkyl silyl group, Si(Re)(Rf), in which Re and Rf, independently of one another, are small akyl or alkenyl groups having from about 1 to about 8 carbon atoms, said R1 or R2, independently of one another, can be partially or fully halogenated, and said R1 or R2, independently of one another , can be internally or terminally branched; Ar is a ring core moiety of general formula (I) wherein Cyc is a cyclohexyl ring or a cyclohexenyl ring, which may be optionally substituted with members selected from the group consisting of halogen atoms, methyl groups, trifluoromethyl groups, cyano groups, methoxy groups, and trifluoromethoxy groups; RX, RY and RZ, independently of one another, are aromatic or non-aromatic rings which are selected from the group consisting of 1,4-phenyl, 2,5-pyridinyl, 2,5-pyrimidinyl, 2,5-pyrazinyl, 3,6-pyridazinyl, 2,5-dithiazolyl, 1,4-cyclohexyl, 1-4-cyclohex-2-enyl, and 1,4-cyclohexenyl rings, wherein any hydrogen in RX, RY and RZ may optionally be substituted with a halogen atom; wherein x, y, z are, independently of one another, 0, 1, or 2 such that x+y+z=1, 2, or 3; wherein A, B and D, independently of one another, are linkers selected from the group -(CH2)w-, wherein w is 0 to about 8, and wherein one or more -CH2- groups in A, B or D may be independently replaced with a member selected from the group consisting of O, S, -CH2O-, -OCH2-, -COO-, -OOC-, -CH2S-, -SCH2-, -COS-, -SCO-, a double bond, a triple bond, and an alkyl silyl group, Si(Re)(Rf), in which Re and Rf, independently of one another, are small alkyl or alkenyl groups having from about 1 to about 8 carbon atoms; wherein a, b, d, independently of one another, are 0 or 1, such that a+b+d=1,2,or 3.