2-Bis-(2-methoxy-4-carboxyphenoxy)-ethane | 3263-55-6

• 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: 2-Bis-(2-methoxy-4-carboxyphenoxy)-ethane
• 英文别名: 3,3'-dimethoxy-4,4'-ethanediyldioxy-di-benzoic acid；1,2-Bis-(4-carboxy-2-methoxy-phenoxy)-aethan；3,3'-Dimethoxy-4,4'-aethandiyldioxy-di-benzoesaeure；Aethylendivanillinsaeure；Aethylenglykol-bis-(2-methoxy-4-carboxy-phenylaether)；Benzoic acid, 4,4'-[1,2-ethanediylbis(oxy)]bis[3-methoxy-；4-[2-(4-carboxy-2-methoxyphenoxy)ethoxy]-3-methoxybenzoic acid
• CAS: 3263-55-6
• 化学式: C₁₈H₁₈O₈
• 分子量: 362.336
• InChiKey: YVSCZNYEVIOOKZ-UHFFFAOYSA-N

物化性质

• 熔点：
  >225 °C
• 沸点：
  572.4±50.0 °C(Predicted)
• 密度：
  1.335±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  2.8
• 重原子数：
  26
• 可旋转键数：
  9
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.22
• 拓扑面积：
  112
• 氢给体数：
  2
• 氢受体数：
  8

反应信息

• 作为反应物：
  描述：

  2-Bis-(2-methoxy-4-carboxyphenoxy)-ethane 、 乙二醇 生成 3,3'-dimethoxy-4,4'-ethanediyldioxy-di-benzoic acid bis-(2-hydroxy-ethyl ester)
  参考文献：
  名称：

  源自香草酸的线性聚酯

  摘要：

  香草酸可能从木质素中获得，通过用亚烷基二卤化物将酚羟基醚化，将其转化为二元酸。二元酸用乙二醇酯化并缩合成线性聚酯。通过熔融纺丝将聚酯转化为纤维。可以拉伸纤维，优选在温水浴中拉伸，以得到具有良好韧度和增加的结晶度的纤维，如双折射测量所示。由乙烯二香草酸获得的聚酯在 210°C 下熔化。但在 80°C 时软化并收缩。

  DOI：

  10.1002/pol.1955.120178607
• 作为产物：
  描述：

  1,2-bis-(4-allyl-2-methoxy-phenoxy)-ethane 在 potassium permanganate 作用下， 生成 2-Bis-(2-methoxy-4-carboxyphenoxy)-ethane
  参考文献：
  名称：

  Cahours, Bulletin de la Societe Chimique de France, 1878, vol. <2> 29, p. 270

  摘要：

  DOI：

文献信息

• Polyphenylene ether resin composition
  申请人：MITSUBISHI GAS CHEMICAL COMPANY, INC.

  公开号：EP0148774A2

  公开（公告）日：1985-07-17

  A polyphenylene ether resin composition containing (A) a polyphenylene ether resin, (B) an aromatic polyester resin, and (C) a phenoxy resin. The resin composition may further contain (D) an unsaturated carboxylic acid and/or (E) a vinyl copolymer derived from a styrene compound and an alpha, beta-unsaturated dicarboxylic acid anhydride as comonomer components. The resin composition has excellent mechanical strength, solvent resistance, oil resistance and moldability.

  一种聚苯醚树脂组合物，含有 (A) 聚苯醚树脂、(B) 芳香族聚酯树脂和 (C) 苯氧基树脂。 该树脂组合物还可进一步含有 (D) 不饱和羧酸和/或 (E) 由苯乙烯化合物和α、β-不饱和二羧酸酐衍生的乙烯基共聚物作为共聚单体组分。 该树脂组合物具有优异的机械强度、耐溶剂性、耐油性和成型性。
• RESIN COMPOSITION
  申请人：MITSUBISHI GAS CHEMICAL COMPANY, INC.

  公开号：EP0637613A1

  公开（公告）日：1995-02-08

  A resin composition which is well balanced among moldability, heat-resistance and mechanical strength and comprises an aromatic polyamideimide resin (A) and a polyester resin (B), a polyphenylene sulfide resin (C) or a resin (D) capable of forming an anisotropic molten phase. The resin component (A) is composed of 5-95 mol % of repeating units represented by general formula (1) and 95-5 mol % of at least either repeating units represented by general formula (2) or ones represented by general formula (3), and is produced by the process which comprises polymerizing an aromatic tricarboxylic acid anhydride, at least either aromatic or aliphatic dicarboxylic acid, and an isocyanate compound in two or more steps, wherein the reaction in the first step is conducted in the temperature range of 50-110 °C and those in the second and subsequent steps are conducted in the temperature range of over 110 °C to 200 °C. In said formulae Ar represents a trivalent aromatic group, Ar₁ represents a divalent aromatic group, R₁ represents a divalent aliphatic group, and R represents a divalent aromatic or aliphatic group.

  一种在成型性、耐热性和机械强度之间取得良好平衡的树脂组合物，由芳香族聚酰胺酰亚胺树脂（A）和能形成各向异性熔融相的聚酯树脂（B）、聚苯硫醚树脂（C）或树脂（D）组成。树脂组分（A）由 5-95 摩尔%的通式（1）代表的重复单元和 95-5 摩尔%的至少通式（2）代表的重复单元或通式（3）代表的重复单元组成，其生产工艺包括聚合芳香族三羧酸酐、至少芳香族或脂肪族三羧酸酐、至少芳香族或脂肪族三羧酸酐、至少芳香族或脂肪族三羧酸酐、至少芳香族或脂肪族三羧酸酐、至少芳香族或脂肪族三羧酸酐、其中第一步的反应在 50-110 °C 的温度范围内进行，第二步及后续步骤的反应在 110 °C 以上至 200 °C 的温度范围内进行。在所述式中，Ar 代表三价芳香族基团，Ar₁ 代表二价芳香族基团，R₁ 代表二价脂肪族基团，R 代表二价芳香族或脂肪族基团。
• Dibasic ether acid derivatives of vanillic acid
  申请人：RAYONIER INC

  公开号：US02630454A1

  公开（公告）日：1953-03-03
• Takamuku; Hachihama, Kogyo Kagaku zasshi / Journal of the Society of Chemical Industry, 1958, vol. 61, p. 1097
  作者：Takamuku、Hachihama

  DOI：——

  日期：——
• ULTRAVIOLET-RAY ABSORBING POLYMER, FORMATION RESIN COMPOSITION, AND FORMED BODY
  申请人：TOYO INK SC HOLDINGS CO., LTD.

  公开号：US20210380743A1

  公开（公告）日：2021-12-09

  An ultraviolet-ray absorbing polymer containing a monomer unit represented by general formula (12) below and a monomer unit derived from a monomer represented by general formula (1) below. In general formula (12), R 6 represents any one selected from a group consisting of a hydrogen atom and a methyl group, U represents a hydrocarbon group, and the hydrocarbon group includes a skeleton absorbing ultraviolet rays and optionally contains a heteroatom. In general formula (1), R 16 represents any one selected from a group consisting of a hydrogen atom and a methyl group, and Z represents any one selected from a group consisting of a chain hydrocarbon group having 10 or more carbon atoms and a polycyclic hydrocarbon group having 10 or more carbon atoms.