p-(α,α-Dimethyl-benzyl)-benzoesaeure | 131252-44-3

• 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: p-(α,α-Dimethyl-benzyl)-benzoesaeure
• 英文别名: 4-(1-Methyl-1-phenylethyl)benzoic acid；4-(2-phenylpropan-2-yl)benzoic acid
• CAS: 131252-44-3
• 化学式: C₁₆H₁₆O₂
• 分子量: 240.302
• InChiKey: SGNXBLNCNPOEDO-UHFFFAOYSA-N

物化性质

• 沸点：
  381.1±21.0 °C(Predicted)
• 密度：
  1.116±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  5
• 重原子数：
  18
• 可旋转键数：
  3
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.19
• 拓扑面积：
  37.3
• 氢给体数：
  1
• 氢受体数：
  2

反应信息

• 作为反应物：
  描述：

  p-(α,α-Dimethyl-benzyl)-benzoesaeure 在 氯化亚砜 作用下， 生成 4-<α,α-Dimethyl-benzyl>-phenyl-essigsaeure
  参考文献：
  名称：

  Carbanion Rearrangements. II²

  摘要：

  DOI：

  10.1021/ja01466a043
• 作为产物：
  描述：

  2,2-二苯基丙烷 生成 p-(α,α-Dimethyl-benzyl)-benzoesaeure
  参考文献：
  名称：

  Carbanion Rearrangements. II²

  摘要：

  DOI：

  10.1021/ja01466a043

文献信息

• CARBONIC DIESTER, AROMATIC POLYCARBONATE, PRODUCTION APPARATUS, AND PROCESS FOR PRODUCTION
  申请人：TEIJIN LIMITED

  公开号：EP0992522A1

  公开（公告）日：2000-04-12

  Aromatic polycarbonate having a reduced discoloration and improved heat stability, hue, etc. is provided by keeping a pressure in a raw material melting vessel and the linear velocity of a gas in a transporting piping in a specific range, keeping the concentration of a nitrogen-containing basic compound in a specific range, recycling a byproduct containing specific amounts of impurities, suppressing the amounts of a nitrogen-containing basic compound, metallic elements and a silicic acid derivative in the carbonic acid diester at specific values or less, prescribing the material quality of the reaction facilities, and/or forming an oxide layer at the inner wall surfaces of the reaction facilities.

  通过将原料熔化容器中的压力和输送管道中的气体线速度保持在特定范围内，将含氮碱性化合物的浓度保持在特定范围内，循环使用含氮碱性化合物，从而提供了变色减少、热稳定性和色调等性能均得到改善的芳香族聚碳酸酯。将原料熔化容器中的压力和输送管道中气体的线速度保持在特定范围内，将含氮碱性化合物的浓度保持在特定范围内，回收含有特定数量杂质的副产品，将碳酸二酯中的含氮碱性化合物、金属元素和硅酸衍生物的数量控制在特定值或更低，规定反应设备的材料质量，和/或在反应设备的内壁表面形成氧化层，从而提供具有减少变色和提高热稳定性等特性的芳香族聚碳酸酯。
• Conductive material and substrate
  申请人：SHIN-ETSU CHEMICAL CO., LTD.

  公开号：US10023752B2

  公开（公告）日：2018-07-17

  The present invention provides a conductive material including: (A) a π-conjugated polymer, (B) a dopant polymer which contains one or more repeating units selected from “a1” to “a4” respectively shown by the following general formula (1) and has a weight-average molecular weight in the range of 1,000 to 500,000, and (C) one or more salts selected from the group consisting of a monovalent copper salt of carboxylic acid, a monovalent copper salt of β-diketone, and a monovalent copper salt of β-ketoester. There can be provided a conductive material that has excellent film-formability and also can form a conductive film having high transparency and conductivity, superior flexibility and flatness when the film is formed from the material.

  本发明提供了一种导电材料，包括(A) π-共轭聚合物；(B) 掺杂聚合物，其含有一个或多个如下通式(1)所示分别选自 "a1 "至 "a4 "的重复单元，且其重量平均分子量在 1,000 至 500,000 之间；以及 (C) 一种或多种盐，其选自由羧酸的一价铜盐、β-二酮的一价铜盐和β-酮酯的一价铜盐组成的组。本发明可提供一种导电材料，该材料具有优异的成膜性，并可形成具有高透明度和导电性的导电薄膜，在由该材料形成薄膜时，还具有优异的柔韧性和平整度。
• Resist composition and patterning process
  申请人：Shin-Etsu Chemical Co., Ltd.

  公开号：US10222696B2

  公开（公告）日：2019-03-05

  A resist composition comprising a base polymer and a biguanide salt compound offers a high dissolution contrast, minimal LWR, and dimensional stability on PPD.

  由基质聚合物和双胍盐化合物组成的抗蚀剂组合物在 PPD 上具有较高的溶解对比度、最小的 LWR 和尺寸稳定性。
• Paper transparentizing agent
  申请人：Tomoda Yuichi

  公开号：US20060162885A1

  公开（公告）日：2006-07-27

  A paper transparentizing agent, containing at least one amide compound selected from the group consisting of: an amide compound (A) that results from condensation of a monocarboxylic acid and at least one amine compound selected from the group consisting of polyalkylenepolyamines and alkanolamines; an amide compound (B) that results from condensation of at least one monocarboxylic acid, at least one polycarboxylic acid and at least one amine compound selected from the group consisting of polyalkylenepolyamines and alkanolamines; an amide compound (C) that results from condensation of a condensate and a monocarboxylic acid, the condensate resulted from condensation of at least one amine compound selected from the group consisting of polyalkylenepolyamines and alkanolamines, and epichlorohydrin or urea; and an amide compound (D) that results from condensation of a condensate, at least one monocarboxylic acid and at least one polycarboxylic acid, the condensate resulted from condensation of at least one amine compound selected from the group consisting of polyalkylenepolyamines and alkanolamines, and epichlorohydrin or urea.

  一种纸张透明剂，含有至少一种选自以下组别的酰胺化合物：一种酰胺化合物（A），由一种单羧酸和至少一种选自由多烯多胺和烷醇胺组成的胺化合物缩合而成； 一种酰胺化合物（B），由至少一种单羧酸、至少一种多羧酸和至少一种选自由多烯多胺和烷醇胺组成的胺化合物缩合而成；一种酰胺化合物 (C)，由缩合物和一元羧酸缩合而成，缩合物由至少一种选自由多烯多胺和烷醇胺组成的胺化合物和环氧氯丙烷或尿素缩合而成；酰胺化合物 (D)，由缩合物、至少一种一羧酸和至少一种多羧酸缩合而成，缩合物由至少一种选自多烷基多胺和烷醇胺组的胺化合物与环氧氯丙烷或尿素缩合而成。
• PROCESS FOR PREPARING POLYCARBONATE AND APPARATUS FOR PREPARING POLYCARBONATE
  申请人：GENERAL ELECTRIC COMPANY

  公开号：EP1412411A2

  公开（公告）日：2004-04-28