4-bromo-4'-hydroxytolane | 18938-21-1

• 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: 4-bromo-4'-hydroxytolane
• 英文别名: 1-(4-bromophenyl)-2-(4-hydroxyphenyl)acetylene；4-((4-bromophenyl)ethynyl)phenol；4-[2-(4-Bromophenyl)ethynyl]phenol
• CAS: 18938-21-1
• 化学式: C₁₄H₉BrO
• 分子量: 273.129
• InChiKey: UWYBORAVNLGAAJ-UHFFFAOYSA-N

物化性质

• 沸点：
  399.6±27.0 °C(Predicted)
• 密度：
  1.54±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  4.3
• 重原子数：
  16
• 可旋转键数：
  2
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  20.2
• 氢给体数：
  1
• 氢受体数：
  1

反应信息

• 作为反应物：
  描述：

  4-bromo-4'-hydroxytolane 在 吡啶 、 N-甲基吡咯烷酮 、 盐酸 、 三氯化铁 作用下， 反应 26.5h， 生成 4-cyano-4'-octyloxybenzoyloxytolane
  参考文献：
  名称：

  Synthesis and Mesomorphic Properties of the Homologous Series of 4-Alkyl or Alkoxy-4′-Bromo or Cyanotolanes

  摘要：

  DOI：

  10.1080/15421408008084015
• 作为产物：
  描述：

  4-acetyloxy-4'-bromostilbene 在 氢氧化钾 、 溴 作用下， 以 乙醇 、 氯仿 为溶剂， 反应 27.0h， 生成 4-bromo-4'-hydroxytolane
  参考文献：
  名称：

  Synthesis and Mesomorphic Properties of the Homologous Series of 4-Alkyl or Alkoxy-4′-Bromo or Cyanotolanes

  摘要：

  DOI：

  10.1080/15421408008084015

文献信息

• Tetraarylcyclobutadienecyclopentadienylcobalt Complexes: Synthesis, Electronic Spectra, Magnetic Circular Dichroism, Linear Dichroism, and TD DFT Calculations
  作者：Gregg S. Kottas、Thierry Brotin、Peter F. H. Schwab、Kamal Gala、Zdeněk Havlas、James P. Kirby、John R. Miller、Josef Michl

  DOI：10.1021/om400403j

  日期：2014.7.14

  a series of its new substituted derivatives have been prepared. The electronic states of a few representatives have been characterized by absorption and magnetic circular dichroism. Time-dependent density functional theory has been used to arrive at spectral assignments for several prominent low-energy bands. The absorption spectra of the radical ions of 1 have also been recorded.

  已知的（四苯基η 4 -cyclobutadiene）-η 5 -cyclopentadienylcobalt（1）和一系列公司新增取代的衍生物已被制备。几个代表的电子态的特点是吸收和磁圆二色性。时间密度泛函理论已被用于在频谱分配的几个著名的低能带到达。的游离基离子的吸收光谱1也被记录下来。
• Reductive Aromatization of Quinols with B ₂ pin ₂ as Deoxidizing Agent
  作者：Bin Liu、Yin Xu、Zhibin Luo、Jimin Xie

  DOI：10.1002/asia.202000064

  日期：2020.4

  We have demonstrated B 2 pin 2 as superior deoxidizing agent for the reductive deoxygenation of quinol derivatives under basic conditions. A wide range of highly functionalized phenols were obtained in good yields including complex drug molecule which revealed the high functional group tolerance of this protocol.

  我们已经证明了B 2 pin 2是在碱性条件下对喹诺酮衍生物进行还原性脱氧的优良脱氧剂。以高收率获得了多种高度官能化的苯酚，包括复杂的药物分子，这揭示了该方案对官能团的高度耐受性。
• Photoresponsive Heterocyclic Azo Compound, Method for Producing the Same, and Optical Information Recording Medium
  申请人：Fukuda Takashi

  公开号：US20070242322A1

  公开（公告）日：2007-10-18

  There are provided a novel optical information recording material or medium excellent in various holographic optical information recording properties such as sensitivity, response speed, long-term storage stability, and repeatability, and a substance therefor. A photoresponsive heterocyclic azo compound contains an oligomer or polymer having a photoresponsive moiety in at least one of the main chain and side chain, and the photoresponsive moiety is a building block represented by the following formula (1): wherein HC 1 and HC 2 each represent a ring structure, at least one of them being a heterocyclic structure containing 1 or more heteroatom in the ring, R 1 and R 2 each represent a hydrogen atom or a substituent connected to the ring structure and may be the same or different ones, s and t each represent the number thereof, and X 1 and X 2 each represent a terminal group or a linking group, at least one of them being a linking group connected to the main chain of the oligomer or polymer and the terminal group being a hydrogen atom or a substituent.

  提供了一种新型的光学信息记录材料或介质，具有各种全息光学信息记录性能，如灵敏度、响应速度、长期存储稳定性和重复性，以及一种物质。一种光响应杂环偶氮化合物包含在主链和侧链中至少有一个具有光响应基团的寡聚物或聚合物，其中光响应基团是由以下公式（1）表示的构建块：其中HC1和HC2各代表一个环结构，其中至少一个是含有1个或多个杂原子的杂环结构，R1和R2各代表氢原子或连接到环结构的取代基，可以是相同或不同的，s和t各代表其数量，X1和X2各代表端基或连接基团，其中至少一个是连接到寡聚物或聚合物的主链的连接基团，而端基是氢原子或取代基。
• Hardmask composition, hardmask layer and method of forming patterns
  申请人：SAMSUNG SDI CO., LTD.

  公开号：US11214678B2

  公开（公告）日：2022-01-04

  A hardmask composition, a hardmask layer, and a method of forming patterns, the composition including a solvent; and a polymer that includes a substituted biphenylene structural unit, wherein one phenylene of the biphenylene of the substituted biphenylene structural unit is substituted with at least one of a hydroxy-substituted C6 to C30 aryl group, and a hydroxy-substituted C3 to C30 heteroaryl group.

  一种硬掩膜组合物、硬掩膜层和形成图案的方法，该组合物包括溶剂；以及包括取代联苯结构单元的聚合物，其中取代联苯结构单元的联苯中的一个苯基被羟基取代的 C6 至 C30 芳基和羟基取代的 C3 至 C30 杂芳基中的至少一个取代。
• Veschambre,H. et al., Bulletin de la Societe Chimique de France, 1967, p. 2846 - 2854
  作者：Veschambre,H. et al.

  DOI：——

  日期：——