1,3,4,5,6,8-hexamethyl-9-phenyl-9H-xanthene-2,7-diol | 153164-65-9

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 苯并吡喃
• 英文名称: 1,3,4,5,6,8-hexamethyl-9-phenyl-9H-xanthene-2,7-diol
• CAS: 153164-65-9
• 化学式: C₂₅H₂₆O₃
• 分子量: 374.48
• InChiKey: PMDNOFRTEULKMZ-UHFFFAOYSA-N

物化性质

• 沸点：
  537.2±50.0 °C(Predicted)
• 密度：
  1.185±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  6.4
• 重原子数：
  28
• 可旋转键数：
  1
• 环数：
  4.0
• sp3杂化的碳原子比例：
  0.28
• 拓扑面积：
  49.7
• 氢给体数：
  2
• 氢受体数：
  3

反应信息

• 作为产物：
  描述：

  三甲基氢醌 、 苯甲醛 在 盐酸 作用下， 以 硝基甲烷 、 苯 为溶剂， 反应 16.0h， 以60%的产率得到1,3,4,5,6,8-hexamethyl-9-phenyl-9H-xanthene-2,7-diol
  参考文献：
  名称：

  9H-Xanthene-2,7-diols 作为 Tetralin 自氧化的抗氧化剂

  摘要：

  9H-xanthene-2,7-二醇的抗氧化活性通过氧吸收法在 60 °C 下对四氢化萘进行评估。1,3,4,5,6,8-六甲基-9H-呫吨-2,7-二醇和1,3,4,5,6,8,9-七甲基-9H-呫吨- 2,7-二醇。

  DOI：

  10.1246/bcsj.66.2430

文献信息

• Comb-shaped epoxy resin and method for preparing comb-shaped epoxy resin
  申请人：Ohashi Yuji

  公开号：US20070142611A1

  公开（公告）日：2007-06-21

  The present invention provides a comb-shaped epoxy resin represented by the following formula (1): in the formula (1), X 1 and X 2 represent a divalent group having a residue selected from xanthene residue, biphenylene residue, hydrogenated bisphenol residue, alkylene residue and polyoxyalkylene residue, each may having a methyl group or a ethyl group as a substituent, and at least one of them is an aromatic residue, Y represents a polymer chain such as linear polymer chain, a number average polymerization degree being 5 to 2000, and n (number average polymerization degree) represents an integer within a range of 3 to 200, and to a method for preparing the comb-shaped epoxy resin.

  本发明提供了一种由以下式（1）表示的梳形环氧树脂： 在式（1）中，X1和X2表示具有从蒽醌残基、联苯残基、氢化双酚残基、烷基残基和聚氧烷基残基中选择的残基的二价基团，每个残基可以具有甲基基团或乙基基团作为取代基，其中至少一个是芳香族残基，Y表示线性聚合物链等聚合物链，平均聚合度在5到2000之间，n（平均聚合度）表示在3到200范围内的整数，并提供了制备梳形环氧树脂的方法。
• Linear (meth)acryloyl-containing compound, star (meth) acryloyl- containing compound, and method of manufacture
  申请人：Lee Seung Taeg

  公开号：US20100087618A1

  公开（公告）日：2010-04-08

  A linear (meth)acryloyl-containing compound is offered, including a chemical compound having a structure in which structural units expressed by the following general formula (1) (In Formula (1), A is a bivalent hydrocarbon radical which may contain heteroatoms.) are connected by the following general formula (2) or (3) (In Formula (3), R is a hydrogen atom or a methyl group.) (provided that the same substance or different substances may be connected as A of the aforementioned general formula (1)), and the molecular ends are epoxy groups or are expressed by the following general formula (4) (In Formula (4), R is a hydrogen atom or methyl group, and B is a monovalent hydrocarbon radical.), wherein the totality of the structural units expressed by the aforementioned general formula (3) or the aforementioned general formula (4) includes an average of 3 or more in a single molecule, and the number average molecular weight is 500-10,000.

  提供一种含有线性（甲基）丙烯酰基的化合物，其中包括具有以下一般式（1）所表示的结构单元（在式（1）中，A是可能含有杂原子的二价碳氢基团），通过以下一般式（2）或（3）连接（在式（3）中，R是氢原子或甲基基团）（前述一般式（1）的A可以是相同物质或不同物质），且分子末端为环氧基或由以下一般式（4）表示（在式（4）中，R是氢原子或甲基基团，B是单价碳氢基团），其中前述一般式（3）或前述一般式（4）所表示的结构单元的总数在单个分子中平均为3个或更多，且数均分子量为500-10,000。
• LINEAR (METH)ACRYLOYL-CONTAINING COMPOUND, STAR (METH)ACRYLOYL-CONTAINING COMPOUND AND PROCESS FOR PRODUCING THEM
  申请人：DIC Corporation

  公开号：EP2065419A1

  公开（公告）日：2009-06-03

  A linear (meth)acryloyl-containing compound is offered, including a chemical compound having a structure in which structural units expressed by the following general formula (1) (In Formula (1), A is a bivalent hydrocarbon radical which may contain heteroatoms.) are connected by the following general formula (2) or (3) (In Formula (3), R is a hydrogen atom or a methyl group.) (provided that the same substance or different substances may be connected as A of the aforementioned general formula (1)), and the molecular ends are epoxy groups or are expressed by the following general formula (4) (In Formula (4), R is a hydrogen atom or methyl group, and B is a monovalent hydrocarbon radical.), wherein the totality of the structural units expressed by the aforementioned general formula (3) or the aforementioned general formula (4) includes an average of 3 or more in a single molecule, and the number average molecular weight is 500-10,000.

  本发明提供了一种含线性（甲基）丙烯酰基的化合物，包括一种具有以下通式（1）表示的结构单元的化合物 式（1）中，A 为二价烃基，可含有杂原子）通过以下通式（2）或（3）连接起来 式（3）中，R 是氢原子或甲基。 (但与上述通式（1）中的 A 连接的可能是同一种物质，也可能是不同的物质），且分子末端为环氧基团或由下式通式（4）表示 式（4）中，R 是氢原子或甲基，B 是一价烃基。），其中由上述通式（3）或上述通式（4）表示的结构单元的总数在单个分子中平均包括 3 个或更多，且平均分子量为 500-10000。
• Polybutadiene composition
  申请人：——

  公开号：US20020032256A1

  公开（公告）日：2002-03-14

  A polybutadiene composition comprising a polybutadiene type polymer and a compound represented by the following formula (I): 1 wherein Ar 1 and Ar 2 each independently represent an aromatic ring, X and Y each independently represent an alkylene group having one or two carbon atoms, an oxygen atom or a carbonyl group, is provided; and thermal degradation of the polybutadiene type polymer can be prevented even in an air-free environment.

  一种聚丁二烯组合物，由聚丁二烯类聚合物和下式(I)所代表的化合物组成： 1 其中 Ar 1 和 Ar 2 分别独立地代表一个芳香环，X 和 Y 分别独立地代表一个或两个碳原子的亚烷基、一个氧原子或一个羰基；即使在无空气环境中，也能防止聚丁二烯型聚合物的热降解。
• US6815481B2
  申请人：——

  公开号：US6815481B2

  公开（公告）日：2004-11-09