1,1’-磺酰双(3,4-二甲基苯) | 28361-43-5

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 中文名称: 1,1’-磺酰双(3,4-二甲基苯)
• 中文别名: 1,1'-磺酰双(3,4-二甲基苯)；二(3,4-二甲基苯)砜；双(3,4-二甲基)二苯砜；1,1"-磺酰双(3,4-二甲基苯)
• 英文名称: bis(3,4-dimethylphenyl) sulfone
• 英文别名: 4,4'-sulfonylbis(1,2-dimethylbenzene)；3,3',4,4'-Tetramethyldiphenylsulfon；di(3,4-dimethylphenyl) sulfone；di-3,4-xylyl sulfone；3,3',4,4'-tetramethyl diphenyl sulfone；3,3',4,4'-tetramethyldiphenyl sulfone；Benzene, 1,1'-sulfonylbis[3,4-dimethyl-；4-(3,4-dimethylphenyl)sulfonyl-1,2-dimethylbenzene
• CAS: 28361-43-5
• 化学式: C₁₆H₁₈O₂S
• 分子量: 274.384
• InChiKey: ZSIACQWHDVUCHB-UHFFFAOYSA-N

物化性质

• 熔点：
  162 °C
• 沸点：
  444.9±45.0 °C(Predicted)
• 密度：
  1.129±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  4.2
• 重原子数：
  19
• 可旋转键数：
  2
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  42.5
• 氢给体数：
  0
• 氢受体数：
  2

安全信息

• 海关编码：
  2904100000

反应信息

• 作为反应物：
  描述：

  1,1’-磺酰双(3,4-二甲基苯) 在 硝酸 作用下， 以 水 为溶剂， 160.0 ℃ 、1.2 MPa 条件下， 以90.2 %的产率得到3,3',4,4'-二苯基砜四羧酸
  参考文献：
  名称：

  CN116606270

  摘要：

  公开号：
• 作为产物：
  描述：

  邻二甲苯 在 dipotassium peroxodisulfate 、 三氟甲磺酸 、 四丁基硫酸氢铵 、 三氟乙酸酐 作用下， 以 1,2-二氯乙烷 为溶剂， 反应 7.0h， 以88%的产率得到1,1’-磺酰双(3,4-二甲基苯)
  参考文献：
  名称：

  通过双CS键形成具有简单芳烃和K2S2O8的二芳基砜的合成。

  摘要：

  已开发出前所未有的双CS键形成方法，可在单个步骤中制备具有简单芳烃的对称和不对称二芳基砜。这代表了K2S2O8可以用作合成二芳基砜的高效磺化剂的第一个例子。该反应显示出优异的反应性，良好的官能团耐受性和高产率。

  DOI：

  10.1039/c4cc05964f

文献信息

• BASE GENERATOR
  申请人：Eternal Chemical Co., Ltd.

  公开号：US20130172569A1

  公开（公告）日：2013-07-04

  The present invention provides a base generator having the structure of formula (1): wherein R 1 , R 2 , R 3 , R 4 , R 5 , and Y circle around (−)} are defined as in the specification. The base generator of the present invention can be used for imidization of a polyimide precursor, promoting crosslinking of epoxy monomers, or crosslinking of polyurethane or polyurea.

  本发明提供了一种具有公式（1）结构的碱发生器： 其中R1、R2、R3、R4、R5和Ycircle around (−)}如说明书中所定义。本发明的碱发生器可用于聚酰亚胺前体的酰亚胺化，促进环氧单体交联，或聚氨酯或聚脲的交联。
• Deuterated Polyimides and Derivatives Thereof
  申请人：Muto Kazushige

  公开号：US20080045724A1

  公开（公告）日：2008-02-21

  The object of the present invention is to provide a polyimide compound useful as a raw material of a polymer for an optical waveguide that has excellent transparency and heat resistance, low moisture absorption, a small optical transmission loss, a high refractive index and good adhesion to a base material or a substrate. The present invention is inventions of a method for producing a deuterated polyamic acid compound represented by the general formula [2]: wherein R 1 indicates a tetravalent alicyclic hydrocarbon group or a tetravalent aromatic hydrocarbon group, which may have a heavy hydrogen atom; R 2 indicates a divalent aromatic hydrocarbon group having a heavy hydrogen atom; and m indicates an integer not less than 1, which comprises reacting an acid anhydride represented by the general formula [3]: wherein R 1 has the same meaning as above, with a deuterated diamine compound represented by the general formula [4]: H 2 N—R 2 —NH 2 [4] wherein R 2 has the same meaning as above; a method for producing a deuterated polyimide compound represented by the general formula [1]: wherein R 1 indicates a tetravalent alicyclic hydrocarbon group or a tetravalent aromatic hydrocarbon group, which may have a heavy hydrogen atom; R 2 indicates a divalent aromatic hydrocarbon group having a heavy hydrogen atom; and n indicates an integer not less than 1, which comprises subjecting thus obtained deuterated polyamic acid compound to a ring closure reaction; a method for producing a deuterated polyimide compound represented by the general formula [1] which comprises reacting an acid anhydride represented by the above general formula [3] with a deuterated diamine compound represented by the above general formula [4] and then subjecting the reaction product to a ring closure reaction; use of a deuterated polyimide compound obtained by the above production methods as a raw material polymer for an optical waveguide; a film for an optical waveguide containing said deuterated polyimide compound; a deuterated polyimide compound; and a deuterated polyamic acid compound.

  本发明的目的是提供一种聚酰亚胺化合物，作为光波导聚合物的原材料，具有优异的透明度和耐热性，低吸湿性，光传输损失小，高折射率，并且与基材或基板具有良好的粘附性。本发明涉及一种制备由通用式[2]表示的氘代聚酰亚胺酸化合物的方法：其中R1表示四价脂环烃基或四价芳香烃基，可能有重氢原子；R2表示带有重氢原子的二价芳香烃基；m表示不小于1的整数，包括将通用式[3]表示的酸酐与通用式[4]表示的氘代二胺化合物反应得到的氘代聚酰亚胺酸化合物；一种制备由通用式[1]表示的氘代聚酰亚胺化合物的方法：其中R1表示四价脂环烃基或四价芳香烃基，可能有重氢原子；R2表示带有重氢原子的二价芳香烃基；n表示不小于1的整数，包括将得到的氘代聚酰亚胺酸化合物进行环合反应；一种制备由上述通用式[3]表示的酸酐与上述通用式[4]表示的氘代二胺化合物反应，然后将反应产物进行环合反应的氘代聚酰亚胺化合物的方法；将上述制备方法得到的氘代聚酰亚胺化合物用作光波导的原材料聚合物；包含上述氘代聚酰亚胺化合物的光波导膜；氘代聚酰亚胺化合物；以及氘代聚酰亚胺酸化合物。
• BISMALEIMIDE COMPOUND AND PRODUCTION METHOD THEREOF
  申请人：Shin-Etsu Chemical Co., Ltd.

  公开号：US20210246142A1

  公开（公告）日：2021-08-12

  Provided is a bismaleimide compound having a favorable compatibility with other resins and contributing to a higher Tg. The compound is represented by the following formula (1): wherein A independently represents a tetravalent organic group having a cyclic structure, B independently represents a divalent hydrocarbon group having 6 to 200 carbon atoms, Q independently represents a cyclohexane backbone-containing divalent alicyclic hydrocarbon group having 6 to 60 carbon atoms, W represents B or Q, n represents 1 to 100, m represents 0 to 100, repeating units identified by n and m whose bonding pattern may be alternate, block or random are present in any order, and wherein Q is independently represented by the following formula (2): wherein each of R 1 , R 2 , R 3 and R 4 independently represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, each of x1 and x2 represents a number of 0 to 4.

  提供一种与其他树脂具有良好兼容性并有助于提高Tg的双马来酰亚胺化合物。 该化合物由以下公式（1）表示：其中A独立表示具有环状结构的四价有机基团，B独立表示具有6至200个碳原子的二价碳氢基团，Q独立表示具有6至60个碳原子的环己烷骨架含有的二价脂环碳氢基团，W表示B或Q，n表示1至100，m表示0至100，由n和m标识的重复单元的结合方式可以是交替、块状或随机的任意顺序存在，其中Q由以下公式（2）独立表示：其中R1、R2、R3和R4中的每一个独立表示氢原子或具有1至5个碳原子的烷基基团，x1和x2中的每一个表示0至4的数。
• Process for preparing diarylsulfones
  申请人：New Japan Chemical Co., Ltd.

  公开号：US04778932A1

  公开（公告）日：1988-10-18

  In preparing a diarylsulfone by condensing sulfuric acid or an aromatic sulfonic acid with an aromatic compound having at least one replaceable hydrogen atom on the aromatic ring, the process of the present invention is characterized in that the condensation reaction is carried out in the presence of at least one catalyst selected from the group consisting of a tungstic acid, molybdic acid and heteropoly acid thereof.

  通过在存在来自钨酸、钼酸和异多酸之一的催化剂的情况下，将硫酸或芳香磺酸与至少在芳香环上有一个可替换氢原子的芳香化合物缩合制备二芳基砜，本发明的过程特点在于进行缩合反应。
• Synthesis of Symmetric Diaryl Sulfones with Dimethyl Sulfate
  作者：Mohammad Mehdi Khodaei、Ehsan Nazari

  DOI：10.1246/cl.2010.390

  日期：2010.4.5

  In this procedure dimethyl sulfate was used for preparation of symmetric diaryl sulfones. First, dimethyl sulfate was treated with pyridine, then activated by Tf2O to generate SO2 as the functional...

  在此过程中，硫酸二甲酯用于制备对称二芳基砜。首先用吡啶处理硫酸二甲酯，然后用 Tf2O 活化生成 SO2 作为官能团。