Terephthalsaeure-dipentylester | 1818-95-7

• 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: Terephthalsaeure-dipentylester
• 英文别名: Terephthalic acid, dipentyl ester；dipentyl benzene-1,4-dicarboxylate
• CAS: 1818-95-7
• 化学式: C₁₈H₂₆O₄
• 分子量: 306.402
• InChiKey: SQQSFUNTQGNWKD-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  6.6
• 重原子数：
  22
• 可旋转键数：
  12
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.56
• 拓扑面积：
  52.6
• 氢给体数：
  0
• 氢受体数：
  4

反应信息

• 作为产物：
  描述：

  对苯二甲酸二甲酯 、 戊醇 、 、 在 Tetrabutyl orthotitanate ester(methyl pentyl) 作用下， 以 甲醇 为溶剂， 反应 9.5h， 生成 Terephthalsaeure-dipentylester
  参考文献：
  名称：

  Dialkyl terephthalates and their use

  摘要：

  一种能够快速凝胶并能赋予塑料浆储存稳定性的增塑剂，含有二烷基苯二甲酸酯，其中所述的二烷基苯二甲酸酯的烷基基团具有至少4个碳原子的最长碳链，并且每个烷基基团的总碳原子数为5。

  公开号：

  US07964658B2

文献信息

• DIALKYL TEREPHTHALATES AND THEIR USE
  申请人：Grass Michael

  公开号：US20070179229A1

  公开（公告）日：2007-08-02

  A plasticizer capable of fast gelling and capable of imparting storage stability on plastisols contains dialkyl terephthalate, wherein the alkyl radicals of said dialkyl terephthalate have a longest carbon chain of at least 4 carbon atoms and have a total number of carbon atoms per alkyl radical of 5.

  一种能够快速凝胶并能赋予塑化料储存稳定性的增塑剂，包含二烷基对苯二甲酸酯，其中所述二烷基对苯二甲酸酯的烷基基团具有至少4个碳原子的最长碳链，并且每个烷基基团的碳原子总数为5。
• ELECTROCHROMIC MATERIAL
  申请人：Nagamura Toshihiko

  公开号：US20110149367A1

  公开（公告）日：2011-06-23

  The present invention relates to an electrochromic polymer compound composed of a hyperbranched polymer having electrochromic characteristics derived from a quaternary pyridinium salt, a terephthalic acid diester or a biphenyl-4,4′-diester structure, and a varnish, a thin film structure and an electrochromic device that are obtained by the polymer compound. The electrochromic material has high response speed, high coloring efficiency, and excellent repetition stability and can be used for a long time, and has excellent solubility in various solvents.

  本发明涉及一种电致变色聚合物化合物，由四级吡啶盐、对苯二甲酸二酯或联苯-4,4'-二酯结构的超支化聚合物具有电致变色特性，以及所得到的清漆、薄膜结构和电致变色装置。该电致变色材料具有高响应速度、高着色效率和优异的重复稳定性，可长时间使用，并在各种溶剂中具有优异的溶解性。
• PRODUCTION OF ESTER MIXTURES
  申请人：BOECK Florian Sebastian

  公开号：US20160237244A1

  公开（公告）日：2016-08-18

  Ester mixtures comprising the esters A(COOR 1 )(COOR 1 ) x , A(COOR 1 )(COOR 2 ) x , A(COOR 2 )(COOR 1 ) x and A(COOR 2 )(COOR 2 ) x , can be produced in a targeted way by processes in which acids A(COOH) x+1 or derivatives thereof are reacted with an amount (m 1 +s 1 ) of R 1 OH and an amount m 2 of R 2 OH, the reaction mixture being heated at boiling, the alcohol R 1 OH having a lower boiling point than the alcohol R 2 OH, A being an aromatic, alicyclic or aliphatic radical, x being 1 or 2, and R 1 and R 2 independently of one another being substituted or unsubstituted aryl radicals or linear or branched, substituted or unsubstituted alkyl radicals having 3 to 20 carbon atoms, m 1 and m 2 corresponding to the mole equivalents of the alcohol radicals OR 1 and OR 2 to be introduced into A(COOH) x+1 or derivatives thereof, and s 1 being greater than 0.

  含有酯A(COOR1)(COOR1)x，A(COOR1)(COOR2)x，A(COOR2)(COOR1)x和A(COOR2)(COOR2)x的Ester混合物可以通过以下过程有针对性地生产：将酸A(COOH)x+1或其衍生物与量为(m1+s1)的R1OH和量为m2的R2OH反应，反应混合物在沸腾时加热，其中，醇R1OH的沸点低于醇R2OH，A是芳香族、脂环族或脂肪族基，x为1或2，R1和R2彼此独立地是取代或未取代的芳基基团或具有3至20个碳原子的线性或支链取代或未取代的烷基基团，m1和m2对应于要引入A(COOH)x+1或其衍生物中的醇基OR1和OR2的摩尔当量，s1大于0。
• PENTYL NONYL TEREPHTHALATES
  申请人：WOLDT Benjamin

  公开号：US20160237243A1

  公开（公告）日：2016-08-18

  Mixtures containing dipentyl terephthalate, dinonyl terephthalate and pentyl nonyl terephthalate can be prepared with a predetermined distribution of the individual esters in the mixture, and used as plasticizers.

  含有二戊基对苯二甲酸酯、二辛基对苯二甲酸酯和戊基壬基对苯二甲酸酯的混合物可以按预定的个体酯的分布制备，并用作增塑剂。
• A method for determining the mixing ratio of two or more compositions employed to prepare a polymer
  申请人：THE DOW CHEMICAL COMPANY

  公开号：EP0175812A1

  公开（公告）日：1986-04-02

  This invention is directed to a method for determining the mixing ratio of two or more compositions employed to form a polymer. The method comprises adding a separate tracer compound to each composition, mixing the compositions to form a polymer, curing the polymer. extracting the tracer compounds from the cured polymer, analyzing the extracts for the tracer compounds, and calculating the mixing ratio of the compositions.

  本发明涉及一种确定用于形成聚合物的两种或两种以上组合物的混合比的方法。 该方法包括向每种组合物中添加单独的示踪化合物，混合这些组合物以形成聚合物，固化聚合物，从固化的聚合物中提取示踪化合物，分析提取物中的示踪化合物，并计算组合物的混合比。