4,4'-dihydroxy-3,3',5,5'-tetramethylbenzophenone | 92005-15-7

• 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: 4,4'-dihydroxy-3,3',5,5'-tetramethylbenzophenone
• 英文别名: bis(4-hydroxy-3,5-dimethylphenyl)-ketone；4,4'-dihydroxy-3,5,3',5'-tetramethyl-benzophenone；4,4'-Dihydroxy-3,5,3',5'-tetramethyl-benzophenon；Bis(4-hydroxy-3,5-dimethylphenyl)methanone
• CAS: 92005-15-7
• 化学式: C₁₇H₁₈O₃
• 分子量: 270.328
• InChiKey: JWAPUVVSOVJCJB-UHFFFAOYSA-N

物化性质

• 熔点：
  223 °C
• 沸点：
  493.8±45.0 °C(Predicted)
• 密度：
  1.177±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  4
• 重原子数：
  20
• 可旋转键数：
  2
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.24
• 拓扑面积：
  57.5
• 氢给体数：
  2
• 氢受体数：
  3

反应信息

• 作为反应物：
  描述：

  4,4'-dihydroxy-3,3',5,5'-tetramethylbenzophenone 在 盐酸 、 amalgamated zinc 作用下， 生成 4,4'-亚甲基双(2,6-二甲苯酚)
  参考文献：
  名称：

  611.二甲苯酚与四卤化碳的缩合

  摘要：

  DOI：

  10.1039/jr9580003009
• 作为产物：
  描述：

  2,6-二甲基苯酚 在 sodium hydroxide 、 双氧水 、 zinc(II) chloride 作用下， 生成 4,4'-dihydroxy-3,3',5,5'-tetramethylbenzophenone
  参考文献：
  名称：

  611.二甲苯酚与四卤化碳的缩合

  摘要：

  DOI：

  10.1039/jr9580003009

文献信息

• Organic Silicon-Based Compound And Method Of Producing The Same
  申请人：Kikuchi Taketoshi

  公开号：US20070203275A1

  公开（公告）日：2007-08-30

  Provided are an organic silicon compound of the following formula (I): (wherein, R 1 to R 20 represent each independently alkyl, alkoxy, aryloxy, cycloalkyl, alkylcycloalkyl, aryl, dialkylamino or the like, and the aryloxy and aryl may be substituted with a substituent selected from the group consisting of alkyl, alkoxy and alkoxyalkyl.) which can be used for suppression of coloration and thermal deterioration of an organic material in molding, and an organic material composition containing the organic silicon compound and a method of producing the organic silicon compound.

  提供以下式(I)的有机硅化合物：（其中，R1到R20分别独立表示烷基、烷氧基、芳氧基、环烷基、烷基环烷基、芳基、二烷基氨基或类似物，芳氧基和芳基可被从烷基、烷氧基和烷氧基中选择的取代基所取代。）该化合物可用于抑制有机材料在成型过程中的着色和热降解，以及含有该有机硅化合物的有机材料组合物和生产该有机硅化合物的方法。
• IONICALLY BONDED SALT HAVING REACTIVE GROUP AND THERMOPLASTIC RESIN COMPOSITION CONTAINING SAME
  申请人：NIPPON NYUKAZAI CO., LTD.

  公开号：US20150166474A1

  公开（公告）日：2015-06-18

  [Problem] Provided are an ionically bonded salt having a reactive group which improves the weather resistance of a thermoplastic resin, and a thermoplastic resin composition containing the ionically bonded salt. [Solution] An ionically bonded salt which has a reactive group and is represented by the following Chemical Formula (1) or the following Chemical Formula (2): in Chemical Formulas (1) and (2) above, R 1 and R 2 each independently represent a substituted or unsubstituted linear, branched, or cyclic alkyl group having from 1 to 30 carbon atoms, a substituted or unsubstituted aryl group having from 6 to 30 carbon atoms, or a substituted or unsubstituted arylalkyl group having from 7 to 31 carbon atoms, A is a linear or branched alkylene group having from 2 to 4 carbon atoms, n represents an integer of 0 to 50, and Q1 and Q2 each independently represent at least one kind selected from the group consisting of an ammonium ion having an ethylenically unsaturated bond, an imidazolium ion having an ethylenically unsaturated bond, a pyridinium ion having an ethylenically unsaturated bond, a pyrrolidinium ion having an ethylenically unsaturated bond, a pyrrolinium ion having an ethylenically unsaturated bond, a piperidinium ion having an ethylenically unsaturated bond, a pyrazinium ion having an ethylenically unsaturated bond, a pyrimidinium ion having an ethylenically unsaturated bond, a triazolium ion having an ethylenically unsaturated bond, a triazinium ion having an ethylenically unsaturated bond, a quinolinium ion having an ethylenically unsaturated bond, an isoquinolinium ion having an ethylenically unsaturated bond, an indolinium ion having an ethylenically unsaturated bond, a quinoxalinium ion having an ethylenically unsaturated bond, a piperazinium ion having an ethylenically unsaturated bond, an oxazolinium ion having an ethylenically unsaturated bond, a thiazolinium ion having an ethylenically unsaturated bond, and a morpholinium ion having an ethylenically unsaturated bond.

  提供了一种离子键合盐，具有改善热塑性树脂的耐候性的反应性基团，以及含有该离子键合盐的热塑性树脂组合物。具有以下化学式（1）或以下化学式（2）表示的具有反应性基团的离子键合盐： 在上述化学式（1）和（2）中，R1和R2分别独立表示具有1至30个碳原子的取代或未取代的直链、支链或环烷基基团，具有6至30个碳原子的取代或未取代芳基基团，或具有7至31个碳原子的取代或未取代芳基烷基基团，A表示具有2至4个碳原子的直链或支链烷基基团，n表示0至50的整数，Q1和Q2分别独立表示从具有乙烯不饱和键的氨基离子、具有乙烯不饱和键的咪唑离子、具有乙烯不饱和键的吡啶离子、具有乙烯不饱和键的吡咯烷离子、具有乙烯不饱和键的吡咯离子、具有乙烯不饱和键的哌啶离子、具有乙烯不饱和键的吡嗪离子、具有乙烯不饱和键的嘧啶离子、具有乙烯不饱和键的三唑离子、具有乙烯不饱和键的三唑离子、具有乙烯不饱和键的喹啉离子、具有乙烯不饱和键的异喹啉离子、具有乙烯不饱和键的吲哚啉离子、具有乙烯不饱和键的喹啉啉离子、具有乙烯不饱和键的哌啶啉离子、具有乙烯不饱和键的噁唑啉离子、具有乙烯不饱和键的噻唑啉离子和具有乙烯不饱和键的吗啉啉离子中选择的至少一种的群组。
• HYDROXY-TERMINATED SILOXANE, POLYSILOXANE-POLYCARBONATE COPOLYMER, AND PREPARATION METHOD THEREOF
  申请人：Kim Sun Mi

  公开号：US20120309922A1

  公开（公告）日：2012-12-06

  Provided are a hydroxy-terminated siloxane, a polysiloxane-polycarbonate copolymer including same as a repeating unit, and a preparation method thereof. The hydroxyl-terminated siloxane has the structure of chemical formula 1.

  提供了一种羟基终止的硅氧烷，包括其作为重复单元的聚硅氧烷-聚碳酸酯共聚物以及其制备方法。羟基终止的硅氧烷具有化学式1的结构。
• Process for Producing Polycarbonate
  申请人：Kunishi Noriyuki

  公开号：US20080242828A1

  公开（公告）日：2008-10-02

  Provided a process for producing a polycarbonate which comprises reacting an aqueous alkali solution of a dihydric phenol with phosgene in the presence of an organic solvent to produce a polycarbonate oligomer and subsequently polycondensing the oligomer, wherein an emulsion solution of a polycarbonate oligomer-containing organic solvent obtained in the polycarbonate oligomer production step is introduced into a coalescer to separate the emulsion solution into a polycarbonate oligomer-containing organic solvent phase and an aqueous phase, and the polycarbonate oligomer-containing organic solvent phase is subjected to polycondensation. Thus the emulsion solution of a polycarbonate oligomer-containing organic solvent obtained in the polycarbonate oligomer production step is efficiently separated to reduce the content of impurity-containing water in the oligomer for producing a polycarbonate having excellent quality and to a obtain wastewater having a low content of organic materials.

  提供了一种制备聚碳酸酯的方法，包括在有机溶剂存在下，将二元酚的水性碱溶液与光气反应，生产聚碳酸酯寡聚体，随后进行聚缩反应。在聚碳酸酯寡聚体生产步骤中获得含有聚碳酸酯寡聚体的有机溶剂的乳液溶液，将其引入凝聚器中，将乳液溶液分离成含有聚碳酸酯寡聚体的有机溶剂相和水相，然后对含有聚碳酸酯寡聚体的有机溶剂相进行聚缩反应。因此，有效地分离聚碳酸酯寡聚体的乳液溶液，以减少杂质含水量，生产优质的聚碳酸酯，并获得有机物含量低的废水。
• TRANSPARENT FLAME-RETARDANT AROMATIC POLYCARBONATE RESIN COMPOSITION, AND MOLDED PRODUCT THEREOF
  申请人：Yamada Aki

  公开号：US20110245389A1

  公开（公告）日：2011-10-06

  A polycarbonate resin composition that is enhanced in flame retardancy while maintaining transparency containing (A) a polycarbonate resin component containing from 10 to 90% by mass of (A-1) an aromatic polycarbonate resin containing a dihydroxybiphenyl as a part of a dihydric phenol, from 10 to 90% by mass of (A-2) an aromatic polycarbonate-polyorganosiloxane copolymer, and from 0 to 80% by mass of (A-3) an aromatic polycarbonate resin other than (A-1) and (A-2), and a molded product thereof. In the flame retardant polycarbonate resin composition, the content of the polyorganosiloxane in (A) is preferably from 0.3 to 1.6% by mass, and the composition may contain from 0.01 to 1 part by mass of (B) an organic metal salt per 100 parts by mass of (A).

  一种聚碳酸酯树脂组合物，具有提高的阻燃性能，同时保持透明度，包含（A）聚碳酸酯树脂成分，其中含有10至90质量％的（A-1）芳香族聚碳酸酯树脂，该聚碳酸酯树脂含有二羟基联苯作为二元酚的一部分，含有10至90质量％的（A-2）芳香族聚碳酸酯-聚有机硅氧烷共聚物，以及0至80质量％的（A-3）除（A-1）和（A-2）之外的芳香族聚碳酸酯树脂，以及其模塑制品。在阻燃聚碳酸酯树脂组合物中，（A）中的聚有机硅氧烷含量最好为0.3至1.6质量％，并且该组合物可以包含每100质量部（A）的有机金属盐0.01至1质量部（B）。