4,4'-硫代二[2,6-二甲基-苯酚 | 18525-99-0

• 物质功能分类: 有机原料 - 醇、酚、酚醇类化合物及衍生物 - 酚及其卤化、磺化、硝化或亚硝化衍生物
• 分子结构分类: 有机化合物 - 有机硫化合物 - 硫醚类
• 中文名称: 4,4'-硫代二[2,6-二甲基-苯酚
• 英文名称: 4,4'-thiobis(2,6-dimethylphenol)
• 英文别名: 4,4'-Thiobis(2,6-xylenol)；4-(4-hydroxy-3,5-dimethylphenyl)sulfanyl-2,6-dimethylphenol
• CAS: 18525-99-0
• 化学式: C₁₆H₁₈O₂S
• 分子量: 274.384
• InChiKey: JPSMTGONABILTP-UHFFFAOYSA-N

物化性质

• 熔点：
  187.5-189.0 °C(Solv: benzene (71-43-2))
• 沸点：
  452.0±45.0 °C(Predicted)
• 密度：
  1.23±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  4.7
• 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：
  65.8
• 氢给体数：
  2
• 氢受体数：
  3

安全信息

• 海关编码：
  2930909090

反应信息

• 作为产物：
  描述：

  2,6-二甲基苯酚 以213.7 g (77.5%)的产率得到4,4'-硫代二[2,6-二甲基-苯酚
  参考文献：
  名称：

  Process of producing high purity bis(4-hydroxyphenyl)sulfides and

  摘要：

  生产高纯度双(4-羟基苯基)硫化物的过程包括在有机溶剂中将苯酚与二氯化硫反应，改进包括：在非极性有机溶剂中将苯酚与二氯化硫反应；反应后部分或完全去除非极性有机溶剂；在升高的温度下向反应混合物中加入极性有机溶剂以溶解反应混合物；结晶出高纯度的双(4-羟基苯基)硫化物。还提供了一种高性能的热敏记录材料，其中包括经过上述方法制备的熔点在123.9℃至124.9℃范围内的高纯度双(4-羟基-3-甲基苯基)硫化物作为显影剂和氟兰化合物作为色发生剂。

  公开号：

  US05175372A1

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。
• 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。
• 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。
• FUNCTIONAL POLYARYLETHERS
  申请人：Zhang Yanshi

  公开号：US20080142429A1

  公开（公告）日：2008-06-19

  Membranes comprising functional polyarylether having structural units of formula II are useful for hemodialysis and hemofiltration: wherein X is selected from Br, NR 4 R 5 , OOCR 6 , OR 7 , NR 4 COR 5 , NR 4 CONR 5 R 6 , NR 4 COOR 5 R 6 and combinations thereof; R 1 , R 2 and R 3 are independently at each occurrence H, X, halo, cyano, nitro, a C 1 -C 12 aliphatic radical, a C 3 -C 12 cycloaliphatic radical, a C 3 -C 12 aromatic radical or a combination thereof; R 4 and R 5 are independently H, a C 1-10 aliphatic radical, a C 3 -C 12 cycloaliphatic radical, a C 3 -C 12 aromatic radical, or a combination thereof; R 6 is H, a C 2-10 aliphatic radical, a C 3 -C 12 cycloaliphatic radical, a C 3 -C 12 aromatic radical or a combination thereof; R 7 is OCH 2 CH 2 (OCH 2 CH 2 ) n OH or OOCCH 2 (OCH 2 CH 2 ) n CH 3 ; Q is a direct bond, O, S, CH 2 , alkenyl, alkynyl, a C 1 -C 12 aliphatic radical, a C 3 -C 12 cycloaliphatic radical, a C 3 -C 12 aromatic radical or a combination thereof; Z is a direct bond, O, S, CH 2 , SO, SO 2 , CO, phenylphospinyl oxide, alkenyl, alkynyl, a C 1 -C 12 aliphatic radical, a C 3 -C 12 cycloaliphatic radical, a C 3 -C 12 aromatic radical or a combination thereof; a, b, and c are independently 1 or 2; and m, n and p are independently 0 or 1.

  结构单元为式II的功能聚芳醚组成的膜对血液透析和血液滤过具有有用的应用： 其中， X从Br，NR4R5，OOCR6，OR7，NR4COR5，NR4CONR5R6，NR4COOR5R6和它们的组合中选择； R1，R2和R3每次独立地为H，X，卤素，氰基，硝基，C1-C12脂肪基，C3-C12环烷基，C3-C12芳基或它们的组合； R4和R5每次独立地为H，C1-10脂肪基，C3-C12环烷基，C3-C12芳基或它们的组合； R6为H，C2-10脂肪基，C3-C12环烷基，C3-C12芳基或它们的组合； R7为OCH2CH2（OCH2CH2）nOH或OOCCH2（OCH2CH2）nCH3； Q为直接键，O，S，CH2，烯基，炔基，C1-C12脂肪基，C3-C12环烷基，C3-C12芳基或它们的组合； Z为直接键，O，S，CH2，SO，SO2，CO，苯基膦氧化物，烯基，炔基，C1-C12脂肪基，C3-C12环烷基，C3-C12芳基或它们的组合； a、b和c每次独立地为1或2； m、n和p每次独立地为0或1。
• Process of producing high purity bis(4-hydroxyphenyl)sulfides and
  申请人：Seitetsu Kagaku Co., Ltd.

  公开号：US05175372A1

  公开（公告）日：1992-12-29

  In a process of producing high purity bis(4-hydroxyphenyl)sulfides which comprises reacting phenols with sulfur dichloride in an organic solvent, the improvement comprising: reacting the phenols with sulfur dichloride in a nonpolar organic solvent; removing partly or wholly the nonpolar organic solvent after the reaction; adding a polar organic solvent to the reaction mixture to dissolve the reaction mixture therein at elevated temperatures; and crystallizing out the high purity bis(4-hydroxyphenyl)sulfides. There is further provided a high performance heat-sensitive recording material which comprises high purity bis(4-hydroxy-3-methylphenyl)sulfide thus prepared and having a melting point in the range of from 123.9.degree. C. to 124.9.degree. C. as a developer and a fluoran compound as a color former.

  生产高纯度双(4-羟基苯基)硫化物的过程包括在有机溶剂中将苯酚与二氯化硫反应，改进包括：在非极性有机溶剂中将苯酚与二氯化硫反应；反应后部分或完全去除非极性有机溶剂；在升高的温度下向反应混合物中加入极性有机溶剂以溶解反应混合物；结晶出高纯度的双(4-羟基苯基)硫化物。还提供了一种高性能的热敏记录材料，其中包括经过上述方法制备的熔点在123.9℃至124.9℃范围内的高纯度双(4-羟基-3-甲基苯基)硫化物作为显影剂和氟兰化合物作为色发生剂。