2,6-bis(4-hydroxy-2,3,6-trimethylbenzyl)-4-methylphenol | 155643-85-9

• 分子结构分类: 有机化合物 - 苯丙烷和聚酮 - 二芳基庚烷
• 英文名称: 2,6-bis(4-hydroxy-2,3,6-trimethylbenzyl)-4-methylphenol
• 英文别名: 2,6-Bis(4-hydroxy-2,5,6-trimethylbenzyl)-4-methylphenol；4-[[2-hydroxy-3-[(4-hydroxy-2,3,6-trimethylphenyl)methyl]-5-methylphenyl]methyl]-2,3,5-trimethylphenol
• CAS: 155643-85-9
• 化学式: C₂₇H₃₂O₃
• 分子量: 404.549
• InChiKey: COQAGDJICBPYBU-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  7.3
• 重原子数：
  30
• 可旋转键数：
  4
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.33
• 拓扑面积：
  60.7
• 氢给体数：
  3
• 氢受体数：
  3

反应信息

• 作为反应物：
  描述：

  四氢呋喃 、 2,6-bis(4-hydroxy-2,3,6-trimethylbenzyl)-4-methylphenol 在 sodium hydroxide 、 聚合甲醛 、 溶剂黄146 作用下， 以 水 为溶剂， 生成 2,6-bis(4-hydroxy-3-hydroxymethyl-2,5,6-trimethylbenzyl)-4-methylphenol
  参考文献：
  名称：

  Positive resist composition and photosensitizers

  摘要：

  一种正相光刻胶组合物，包括以下式（I）所代表的酚化合物的喹喔二唑磺酸酯作为光敏剂：其中Q.sup.1、Q.sup.2、Q.sup.3、Q.sup.4、Q.sup.5、Q.sup.6、Q.sup.7、Q.sup.8、Q.sup.9和Q.sup.10独立地代表氢、具有1-6个碳原子的烷基或苯基，或Q.sup.1和Q.sup.2、Q.sup.3和Q.sup.4、Q.sup.5和Q.sup.6、Q.sup.7和Q.sup.8、或Q.sup.9和Q.sup.10可以与它们连接的碳原子一起形成具有6个或更少碳原子的环烷烃环，R.sup.1、R.sup.2、R.sup.3、R.sup.4、R.sup.5、R.sup.6、R.sup.7、R.sup.8、R.sup.9、R.sup.10、R.sup.11、R.sup.12、R.sup.13、R.sup.14、R.sup.15和R.sup.16独立地代表氢、羟基、具有1-6个碳原子的烷基或苯基；m和n独立地代表0或1的数字；以及一种碱溶性树脂；和式（I）的一种酚化合物的喹喔二唑磺酸酯。

  公开号：

  US05866724A1

文献信息

• Polyfunctional phenylene ether oligomer, derivative thereof, resin composition containing the same, and use thereof
  申请人：Mitsubishi Gas Chemical Company, Inc.

  公开号：EP1832617A2

  公开（公告）日：2007-09-12

  A polyfunctional phenylene ether oligomer (B) having 3 to less than 9 phenolic hydroxyl groups, obtained by reacting a polyfunctional phenol (A) having 3 to less than 9 phenolic hydroxyl groups per molecule and having alkyl groups and/or alkylene groups at 2- and 6-positions of at least one of the phenolic hydroxyl groups with a monohydric phenol compound of the formula (1), derivatives thereof, resin compositions containing the derivatives, curable films obtained therefrom and cured films thereof, wherein R1 and R2 are the same or different and represent a hydrogen atom, a halogen atom, an alkyl group having 6 or less carbon atoms or a phenyl group, and R3 and R4 are the same or different and represent a halogen atom, an alkyl group having 6 or less carbon atoms or a phenyl group.

  一种具有 3 至少于 9 个酚羟基的多官能团苯醚低聚物 (B)，它是由每分子具有 3 至少于 9 个酚羟基且在至少一个酚羟基的 2 位和 6 位上具有烷基和/或亚烷基的多官能团苯酚 (A) 与式 (1) 的一元苯酚化合物反应而得到的、 其中 R1 和 R2 相同或不同，代表氢原子、卤素原子、具有 6 个或更少碳原子的烷基或苯基；R3 和 R4 相同或不同，代表卤素原子、具有 6 个或更少碳原子的烷基或苯基。
• POLYPHENYLENE ETHER POWDER AND POLYPHENYLENE ETHER COMPOSITION
  申请人：Asahi Kasei Chemicals Corporation

  公开号：EP2628760A1

  公开（公告）日：2013-08-21

  [Problem to be Solved] An object of the present invention is to provide a polyphenylene ether powder that has a high loose apparent specific gravity and good handleability, as well as a high solvent solubility, and good covering properties by coating, applying and the like, and further, when formed as a covering film, providing the covering film with excellent mechanical properties. [Solution] The polyphenylene ether powder according to the present invention has a loose apparent specific gravity of 0.40 or more and 0.85 or less, and includes 5 to 20 mass% of a component having a molecular weight of 50,000 or more and 12 to 30 mass% of a component having a molecular weight of 8,000 or less.

  [有待解决的问题］ 本发明的目的是提供一种聚苯醚粉末，该粉末具有较高的松散表观比重和良好的可操作性，以及较高的溶剂溶解性，并通过涂覆、涂抹等方式具有良好的覆盖性能，此外，当形成覆盖膜时，该覆盖膜还具有优异的机械性能。 [解决方案］ 根据本发明的聚苯醚粉末的松散表观比重为 0.40 或更大，0.85 或更小，包括 5 至 20 质量%的分子量为 50,000 或更大的组分和 12 至 30 质量%的分子量为 8,000 或更小的组分。
• REVERSIBLE THERMOCHROMIC COMPOSITION, REVERSIBLE THERMOCHROMIC MICROCAPSULE PIGMENT COMPRISING SAME, AND WRITING INSTRUMENT USING SAME
  申请人：THE PILOT INK CO., LTD.

  公开号：EP3950068A1

  公开（公告）日：2022-02-09

  [Problems] Provided are a highly marketable reversibly thermochromic composition that provides a black color during color development by using a fluoran derivative having a specific structure as an electron-donating color-developing organic compound, turns colorless during decoloration, and is excellent in contrast between a colored state and a decolored state and a microcapsule pigment encapsulating the same. [Solution] Disclosed are a reversibly thermochromic composition including: (a) a fluoran derivative having a specific structure as an electron-donating color-developing organic compound; (b) an electron-accepting compound; and (c) a reaction medium which reversibly induces an electron transfer reaction between the component (a) and the component (b) in a specific temperature range, and a reversibly thermochromic microcapsule pigment encapsulating the same.

  [问题]提供了一种极具市场前景的可逆热致变色组合物，该组合物通过使用具有特定结构的芴衍生物作为电子捐赠显色有机化合物，在显色过程中提供黑色，在脱色过程中变成无色，并且在有色状态和脱色状态之间具有极佳的对比度，同时还提供了封装该组合物的微胶囊颜料。 [解决方案]本发明公开了一种可逆热变色组合物，包括：（a）具有特定结构的氟烷衍生物，作为电子捐赠显色有机化合物；（b）电子接受化合物；以及（c）反应介质，该介质可在特定温度范围内可逆地诱导组分（a）和组分（b）之间的电子转移反应，以及封装该组合物的可逆热变色微胶囊颜料。
• REVERSIBLY THERMOCHROMIC AQUEOUS INK COMPOSITION FOR WRITING UTENSILS, AND REFILL AND WATER-BASED BALLPOINT PEN EACH INTERNALLY CONTAINING SAME
  申请人：Kabushiki Kaisha Pilot Corporation (also trading as Pilot Corporation)

  公开号：EP3954745A1

  公开（公告）日：2022-02-16

  Provided are a reversibly thermochromic aqueous ink composition having excellent writability and few problems such as aggregation of a colorant, an increase in viscosity of the composition, or a decrease in handwriting density, and a refill or an aqueous ballpoint pen using the reversibly thermochromic aqueous ink composition. A reversibly thermochromic composition is a reversibly thermochromic aqueous ink composition containing a reversibly thermochromic microcapsule pigment encapsulated in a microcapsule formed from an organic resin, an N-vinyl-2-pyrrolidone polymer, glycerin, and water, in which when contents (% by mass) of the reversibly thermochromic microcapsule pigment, the N-vinyl-2-pyrrolidone polymer, and the glycerin with respect to a total mass of the ink composition are PMC, PPVP, and PG, respectively, 0.3 ≤ PMC/(PPVP + PG) ≤ 4, and 0.2 ≤ PPVP/PG ^ 5, and a refill or an aqueous ballpoint pen incorporating the reversibly thermochromic aqueous ink composition.

  本发明提供了一种可逆热致变色水性墨水组合物，该组合物具有极佳的书写性，且很少出现着色剂聚集、组合物粘度增加或书写密度降低等问题，还提供了使用该可逆热致变色水性墨水组合物的笔芯或水性圆珠笔。 可逆热致变色组合物是一种可逆热致变色水性墨水组合物，它包含封装在由有机树脂、N-乙烯基-2-吡咯烷酮聚合物形成的微胶囊中的可逆热致变色微胶囊颜料、甘油和水，其中当可逆热致变色微胶囊颜料、N-乙烯基-2-吡咯烷酮聚合物和甘油相对于油墨组合物总质量的含量（质量百分比）分别为 PMC、PPVP 和 PG 时，0.3 ≤ PMC/(PPVP + PG) ≤ 4，和 0.2 ≤ PPVP/PG ^ 5，以及包含可逆热致变色水性墨水组合物的笔芯或水性圆珠笔。
• Polyphenylene ether powder and production method
  申请人：ASAHI KASEI KABUSHIKI KAISHA

  公开号：US10266661B2

  公开（公告）日：2019-04-23

  Provided are a polyphenylene ether powder that exhibits low susceptibility to pulverization due to particle collisions, suppressed particle flushability, and excellent handleability, and a method for producing this polyphenylene ether powder. The polyphenylene ether powder includes one or more polyphenylene ether particles having an aspect ratio (DL/DS), expressing a ratio of a major axis diameter (DL) and a minor axis diameter (DS) of an individual particle, of 2.0 to 7.0.

  本发明提供了一种聚苯醚粉末，该粉末具有颗粒碰撞导致粉碎的低敏感性、抑制颗粒冲刷性和出色的处理性，以及生产这种聚苯醚粉末的方法。聚苯醚粉末包括一个或多个聚苯醚颗粒，其长径比（DL/DS）为 2.0 至 7.0，表示单个颗粒的主轴直径（DL）与小轴直径（DS）之比。