Trimellitsaeure-triphenylester | 3348-09-2

• 分子结构分类: 有机化合物 - 苯丙烷和聚酮 - 缩酚酸和缩酚酸环醚类
• 英文名称: Trimellitsaeure-triphenylester
• 英文别名: phenyl trimellitate；Benzenetricarboxylic acid, 1,2,4-, triphenyl ester；triphenyl benzene-1,2,4-tricarboxylate
• CAS: 3348-09-2
• 化学式: C₂₇H₁₈O₆
• 分子量: 438.436
• InChiKey: ZOUSKILWBXOGIA-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  6.2
• 重原子数：
  33
• 可旋转键数：
  9
• 环数：
  4.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  78.9
• 氢给体数：
  0
• 氢受体数：
  6

反应信息

• 作为产物：
  描述：

  1,2,4-苯三甲酸 、 五氯化磷 、 三氯苯 在 三氯苯 、 acid chloride 、 苯酚 、 ice 、 水 、 丁酮 作用下， 反应 17.17h， 生成 Trimellitsaeure-triphenylester
  参考文献：
  名称：

  Chain couplers for polyesterification and novel polyesters

  摘要：

  在至少含有一种多元醇和至少一种聚羧酸化合物（除聚羧酸链耦合剂以外）的聚酯化反应混合物中，在聚酯化已经开始后加入式子为：##SPC1##的聚羧酸链耦合剂，可以增加聚合速率，而不会降低聚酯的物理性能。

  公开号：

  US03962190A1

文献信息

• Optical resin lens and production method for optical resin material
  申请人：Nakamura Kazuaki

  公开号：US20090189127A1

  公开（公告）日：2009-07-30

  An optical resin lens characterized in comprising a polymer prepared employing a production method including a process which polymerizes olefin employing titanium halide and a catalyst comprised of the organic aluminum represented by Formula R n AlX 3-n (wherein 1

  一种光学树脂镜片，其特点在于包括一种聚合物，其制备方法包括使用钛卤化物聚合烯烃的过程以及使用有机铝催化剂的过程，该有机铝催化剂由式RnAlX3-n表示（其中1
• Solid state ion selective electrodes and membranes
  申请人：BECKMAN INSTRUMENTS, INC.

  公开号：EP0021595A1

  公开（公告）日：1981-01-07

  A solid state electrode for use in determining ion concentration in an aqueous solution comprising an electrically conductive element (1) a first lipophilic-hydrophobic (hereinafter referred to as LH) layer (2) in intimate contact with the element (1), and a second LH layer (3) in initimate contact with the first layer (2). The first LH layer (2) comprises an ahesive, LH polymer having an intrinsic viscosity of from about 0.4 to about 0.9 ml/g; and an LH plasticizer. The second LH layer(3) comprises an LH polymer having an intrinsic viscosity of from about 1 to about 1.5 ml/g; an LH plasticizer, and an LH ion-selective ligand of the ion to be determined. Preferably, the first LH layer (2) further comprises an LH charge carrier. As used herein, the term "lipophilic-hydrophobic (LH)" denotes an organic solvent soluble-water insoluble substance.

  一种用于测定水溶液中离子浓度的固态电极，包括导电元件（1）、与元件（1）紧密接触的第一亲脂疏水（以下简称 LH）层（2）以及与第一层（2）初步接触的第二 LH 层（3）。第一 LH 层（2）包括一种粘性 LH 聚合物，其固有粘度约为 0.4 至 0.9 毫升/克；以及一种 LH 增塑剂。第二 LH 层（3）包括本征粘度约为 1 至约 1.5 毫升/克的 LH 聚合物、LH 增塑剂和待测离子的 LH 离子选择性配体。 第一 LH 层（2）最好还包括一个 LH 电荷载体。 本文所用术语 "亲油-疏水（LH）"指的是一种有机溶剂可溶-水不溶性物质。
• Preparation of branched polycarbonates by transesterification with a triaryl tricarboxylic acid branching agent
  申请人：GENERAL ELECTRIC COMPANY

  公开号：EP0140341A1

  公开（公告）日：1985-05-08

  This invention relates to branched polycarbonates that are made by tranesterification having a triaryl tricarboxylic acid as a branching agent.

  本发明涉及以三芳基三羧酸为支化剂，通过酯交换反应制成的支化聚碳酸酯。
• POLYCARBONATE AND PRODUCTION THEREOF
  申请人：DAICEL CHEMICAL INDUSTRIES, LTD.

  公开号：EP0577849A1

  公开（公告）日：1994-01-12

  A polycarbonate which does not undergo coloration or is substantially free from chloride ions causative of coloration, which has a branching parameter (G) of 0.1 to 1.0 and a hydroxyl terminal content of 20 mole % or less based on the total terminal content and/or a chloride ion concentration of 10 ppm or less and/or a sum of the alkali metal ion concentration and the alkaline earth metal ion concentration of 1 ppm or less. A process for producing the polycarbonate by melt transesterification, which comprises using as the transesterification catalyst (a) a basic nitrogen compound and/or (b) a compound containing an element selected from the group consisting of those of groups IIb, IVb and Vb of the periodic table, or a combination of (a) a basic nitrogen compound with (b) a compound containing an element selected from the group consisting of alkali and alkaline earth metals.

  一种不着色或基本上不含导致着色的氯离子的聚碳酸酯，其支化参数(G)为 0.1 至 1.0，以总端子含量为基准，羟基端子含量为 20 摩尔%或以下，和/或氯离子浓度为 10 ppm 或以下，和/或碱金属离子浓度与碱土金属离子浓度之和为 1 ppm 或以下。一种通过熔融酯交换反应生产聚碳酸酯的工艺，该工艺包括使用以下物质作为酯交换反应催化剂：(a)碱性氮化合物和/或(b)含有选自元素周期表Ⅱb、Ⅳb和Ⅴb族的元素的化合物，或(a)碱性氮化合物与(b)含有选自碱金属和碱土金属的元素的化合物的组合。
• (Co)polycarbonate composition and process for preparing the same
  申请人：DAICEL CHEMICAL INDUSTRIES, LTD.

  公开号：EP0622418A2

  公开（公告）日：1994-11-02

  A (co)polycarbonate composition mainly comprising a (co)polycarbonate having a limiting viscosity number [η] of 0.2 to 1.0 dl/g and terminal hydroxyl groups in an amount of 20 mole % or below based on all the terminal groups of the (co)polycarbonate and is substantially free from any branched structure which might otherwise be formed by a side reaction, which contains chlorine (causasive of discoloration) in an amount of 10 ppm or below and an alkali metal ion and/or an alkaline earth metal ion in an amount of 1 ppm or below; and a process for preparing the above (co)polycarbonate composition by the melt transesterification process from a dihydroxy compound such as bisphenol A and a carbonic diester such as diphenyl carbonate with a nitrogen-containing basic compound (a), and/or, a compound (b) containing an element selected from the group consisting of elements belonging to Groups I, II, IV and V of the periodic table as a catalyst.

  一种(共)聚碳酸酯组合物，主要包括极限粘度[η]为 0.2 至 1.0 dl/g，末端羟基的含量为 20 摩尔%或以下（以(共)聚碳酸酯的所有末端基团为基准），且基本上不含任何可能由副反应形成的支链结构，其中氯（引起变色）的含量为 10 ppm 或以下，碱金属离子和/或碱土金属离子的含量为 1 ppm 或以下；以及一种通过熔融酯交换反应制备上述（共）聚碳酸酯组合物的工艺，该工艺由双酚 A 等二羟基化合物和碳酸二苯酯（如碳酸二苯酯）与含氮碱性化合物 (a) 和/或含有选自元素周期表 I、II、IV 和 V 族元素组成的元素的化合物 (b) 作为催化剂。

表征谱图