bis(4-hydroxy-2,6-di-t-butylphenyl)methane | 50483-28-8

• 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: bis(4-hydroxy-2,6-di-t-butylphenyl)methane
• 英文别名: 4,4'-methylene-bis(3,5-di-t-butylphenol)；4,4'-Methylenebis(3,5-di-tert-butylphenol)；3,5-ditert-butyl-4-[(2,6-ditert-butyl-4-hydroxyphenyl)methyl]phenol
• CAS: 50483-28-8
• 化学式: C₂₉H₄₄O₂
• 分子量: 424.667
• InChiKey: XBWSIEWHSVIKTB-UHFFFAOYSA-N

物化性质

• 沸点：
  491.1±40.0 °C(Predicted)
• 密度：
  0.981±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  9.8
• 重原子数：
  31
• 可旋转键数：
  6
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.59
• 拓扑面积：
  40.5
• 氢给体数：
  2
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  2,6-二叔丁基苯酚 、 氯甲基甲基醚 在 silica gel sodium carbonate 作用下， 以 四氯化碳 为溶剂， 反应 5.0h， 以78%的产率得到bis(4-hydroxy-2,6-di-t-butylphenyl)methane
  参考文献：
  名称：

  Silica gel as an effective catalyst for the alkylation of phenols and some heterocyclic aromatic compounds

  摘要：

  DOI：

  10.1021/jo00196a012

文献信息

• MODIFIER FOR AROMATIC POLYESTER AND AROMATIC POLYESTER RESIN COMPOSITION COMPRISING THE SAME
  申请人：TABATA Masayoshi

  公开号：US20110224343A1

  公开（公告）日：2011-09-15

  The present invention provides a modifier for aromatic polyesters which enhances the melt fluidity of aromatic polyesters without a significant decrease in the heat resistance of the aromatic polyesters, and an aromatic polyester resin composition including the modifier for aromatic polyesters. The present invention relates to a modifier for aromatic polyesters comprising polyhydric phenol residues and residues of aromatic polycarboxylic acid, acid halide or acid anhydride thereof, and the modifier comprises a material having a structure composed of a first residue selected from the group consisting of divalent residues represented by Formula (I): —Ar—W 1 x —Ar— and by Formula (II): —Ar—, the first residues being bonded to two identical or different second residues selected from the group consisting of monovalent residues represented by Formula (III): and monovalent residues represented by Formula (IV): —O—C(O)—R 7 —.

  本发明提供了一种用于芳香族聚酯的改性剂，可以增强芳香族聚酯的熔融流动性，而不明显降低芳香族聚酯的耐热性，以及包括该改性剂的芳香族聚酯树脂组合物。本发明涉及一种用于芳香族聚酯的改性剂，包括多羟基酚残基和芳香族多羧酸、酸卤或其酸酐残基，该改性剂包括具有以下结构的材料：第一残基，选择自由式(I)所代表的二价残基：—Ar—W1x—Ar—和自由式(II)所代表的：—Ar—，第一残基与选择自由式(III)所代表的单价残基：和自由式(IV)所代表的单价残基：—O—C(O)—R7—的两个相同或不同的第二残基结合。
• Polymeric composition containing diazabicycloalkanes
  申请人：The B.F. GOODRICH Company

  公开号：EP0104644A2

  公开（公告）日：1984-04-04

  Composition of matter resistant to attack by oxygen comprising a polymeric material containing a bis compound of a 1,4- and 1,5-diazabicycloalkane, a mixture of such compounds, or a synergistic mixture thereof with a hindered phenol antioxidant.

  可抵抗氧气侵蚀的物质组合物，包括含有 1,4- 和 1,5- 二氮杂双环烷的双化合物、此类化合物的混合物或其与受阻酚抗氧化剂的协同混合物的聚合物材料。
• Process for the preparation of polyisoprene
  申请人：SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.

  公开号：EP0107871A1

  公开（公告）日：1984-05-09

  A process for the preparation of polyisoprene by polymerizing isoprene in the presence of a beta-TiCl3 containing catalyst and an activator prepared by reacting a hydrocarbylaluminium compound and a hydroxy-aromatic compound, having at both ortho-places with respect to the hydroxy-group a secondary or tertiary alkyl-group.

  一种制备聚异戊二烯的工艺，其方法是在含有β-TiCl3 的催化剂和活化剂存在下，使异戊二烯聚合，活化剂是由烃基铝化合物和羟基芳香族化合物反应制得的，羟基芳香族化合物在羟基的两个正交位置上具有仲烷基或叔烷基。
• Aromatic allene compounds and preparation thereof
  申请人：NIPPON PAINT CO., LTD.

  公开号：EP0333445A2

  公开（公告）日：1989-09-20

  Allene compounds have the formula: (CH₂=C=CH-O)n- R -(A)m      (I) in which R is a substituted or unsubstituted mono- or poly­valent benzene, naphthalene, anthracene, azobenzene, bisphenol or polyphenyl (containing 2 to 10 benzene rings connected in line) nucleus, or a group -Ph - R¹ - Ph -      (II) (in which each group Ph is a phenylene, halophenylene, alkylphenylene, cyanophenylene or alkoxyphenylene group, and the chain R¹ linking the two group Ph is a C₁ - C₆ aliphatic hydrocarbon or an alicyclic hydrocarbon group, the chain optionally being interrupted by one or more oxygen atoms); A is a carboxyl or sulphonyl group or a group -CH=C=CH₂; n is an integer of from 1 to 10; m is 0, 1, 2 or 3; and the sum of m and n is equal to the valence of the group R. They may be prepared by isomerization of corresponding propargyloxy compounds.

  烯化合物的化学式为 (CH₂=C=CH-O)n- R -(A)m (I) 其中 R 是取代或未取代的单价或多价苯、萘、蒽、偶氮苯、双酚或多苯基（含有 2 至 10 个连成一线的苯环）核，或一个基团 -Ph - R¹ - Ph - (II) (其中每个基团 Ph 是亚苯基、卤代亚苯基、烷基亚苯基、氰基亚苯基或烷氧基亚苯基基团，连接两个基团 Ph 的链 R¹ 是 C₁ - C₆ 脂肪族烃或脂环族烃基团，该链可选择被一个或多个氧原子打断）； A 是羧基或磺酰基或基团-CH=C=CH₂；n 是 1 至 10 的整数；m 是 0、1、2 或 3；m 与 n 之和等于基团 R 的化合价。 它们可以通过相应的丙炔基氧基化合物的异构化反应制备。
• AROMATIC POLYESTER
  申请人：Muroran Institute of Technology

  公开号：EP2479203A1

  公开（公告）日：2012-07-25

  The present invention provides an aromatic polyester which is substantially free from the occurrence of coloration and retains significantly high transparency even after being thermally processed at high temperature and which has high flowability. The aromatic polyester contains a polyhydric phenol residue and a residue of any one of aromatic polycarboxylic acid, halide thereof, and anhydride thereof, and terminals of the aromatic polyester have a structure represented by the formula -C(O)-R. The aromatic polyester has an end-capping rate of 90% or higher and a weight average molecular weight (Mw) ranging from 3,000 to 1,000,000.

  本发明提供了一种芳香族聚酯，该聚酯基本上不会发生着色，即使在高温热加工后仍能保持明显的高透明度，并且具有高流动性。芳香族聚酯含有多羟基苯酚残留物和芳香族多羧酸、其卤化物和其酸酐中任意一种的残留物，芳香族聚酯的端基具有式 -C(O)-R 所代表的结构。芳香族聚酯的端盖率为 90% 或更高，重量平均分子量（Mw）为 3,000 至 1,000,000 之间。