2-methyl-3,5-disulfo-benzoic acid | 216451-88-6

• 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: 2-methyl-3,5-disulfo-benzoic acid
• 英文别名: 2-Methyl-benzoesaeure-disulfonsaeure-(3.5)；2-Methyl-3,5-disulfo-benzoesaeure；3.5-Disulfo-o-toluylsaeure；2-Methyl-3,5-disulfobenzoic acid；2-methyl-3,5-disulfobenzoic acid
• CAS: 216451-88-6
• 化学式: C₈H₈O₈S₂
• 分子量: 296.279
• InChiKey: DYUPXVYSUKYRSD-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  -0.7
• 重原子数：
  18
• 可旋转键数：
  3
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.12
• 拓扑面积：
  163
• 氢给体数：
  3
• 氢受体数：
  8

反应信息

• 作为反应物：
  描述：

  2-methyl-3,5-disulfo-benzoic acid 生成 3,5-dimethoxy-2-methyl-benzoic acid
  参考文献：
  名称：

  Mitter; Sen; Paul, Journal of the Indian Chemical Society, 1927, vol. 4, p. 538

  摘要：

  DOI：
• 作为产物：
  描述：

  对甲苯甲酸 在 硫酸 、 三氧化硫 作用下， 生成 2-methyl-3,5-disulfo-benzoic acid
  参考文献：
  名称：

  Mitter; Sen; Paul, Journal of the Indian Chemical Society, 1927, vol. 4, p. 538

  摘要：

  DOI：

文献信息

• CARBON FIBER-REINFORCED THERMOPLASTIC RESIN COMPOSITION, MOLDING MATERIAL, PREPREG, AND METHODS FOR PRODUCING SAME
  申请人：Toray Industries, Inc.

  公开号：EP2765155A1

  公开（公告）日：2014-08-13

  Provided are a carbon fiber-reinforced thermoplastic resin composition excellent in interfacial adhesion between carbon fiber and a thermoplastic resin and excellent in dynamic characteristics, and a molding material, a prepreg, and a method for producing the same. The carbon fiber-reinforced thermoplastic resin composition includes the following components (A) and (B), carbon fiber and a thermoplastic resin; component (A): (A1) a bifunctional or higher functional epoxy compound and/or (A2) an epoxy compound which has a monofunctional or higher epoxy group and has one or more types of functional groups selected from a hydroxyl group, an amide group, an imide group, a urethane group, a urea group, a sulfonyl group and a sulfo group; and component (B): 0.1 to 25 parts by mass, based on 100 parts by mass of the component (A), of at least one reaction accelerator selected from the group consisting of [a] a specific tertiary amine compound (salt) (B1),[b] a specific quaternary ammonium salt (B2) and [c] a quaternary phosphonium salt and/or phosphine compound (B3).

  本发明提供了一种碳纤维增强热塑性树脂组合物，该组合物在碳纤维和热塑性树脂之间具有优异的界面粘合性和动态特性，还提供了一种成型材料、预浸料和生产方法。碳纤维增强热塑性树脂组合物包括以下组分（A）和（B）、碳纤维和热塑性树脂；组分（A）：（A1）双官能团或更高官能团的环氧化合物和/或（A2）具有单官能团或更高官能团的环氧化合物，该环氧化合物具有选自羟基、酰胺基、酰亚胺基、氨基甲酸酯基、脲基、磺酰基和磺酰基的一种或多种官能团；组分（B）：（A1）具有单官能团或更高官能团的环氧化合物，该环氧化合物具有选自羟基、酰胺基、酰亚胺基、氨基甲酸酯基、脲基、磺酰基和磺酰基的一种或多种官能团：以 100 重量份的组分（A）为基数，0.1 至 25 重量份的至少一种反应促进剂，该促进剂选 自以下组别：[a] 特定的叔胺化合物（盐）（B1）；[b] 特定的季铵盐（B2）；[c] 季鏻盐和/或膦化合物（B3）。
• CARBON FIBER MOLDING MATERIAL, MOLDING MATERIAL, AND CARBON FIBER-STRENGTHENING COMPOSITE MATERIAL
  申请人：Toray Industries, Inc.

  公开号：EP2789648A1

  公开（公告）日：2014-10-15

  Provided is a carbon fiber forming raw material having excellent interfacial adhesion between carbon fibers and a thermosetting resin and capable of giving a molded article having excellent mechanical characteristics. The carbon fiber forming raw material is a carbon fiber forming raw material (Z) as a prepreg including sizing agent-coated carbon fibers and a thermosetting resin or a carbon fiber forming raw material (Y) as a forming material that includes sizing agent-coated carbon fibers and has a woven fabric form or a braid form. The sizing agent includes components (A) and (B). The component (A) is an epoxy compound having two or more epoxy groups or two or more types of functional groups. The component (B) is one or more compounds selected from the group consisting of a tertiary amine compound, a tertiary amine salt, a quaternary ammonium salt, a quaternary phosphonium salt, and a phosphine compound. The component (B) is contained in an amount of 0.1 to 25 parts by mass relative to 100 parts by mass of the component (A).

  本发明提供了一种碳纤维成型原料，该原料在碳纤维和热固性树脂之间具有极佳的界面粘附性，并能使成型品具有极佳的机械特性。该碳纤维成型原料是一种碳纤维成型原料（Z），作为预浸料，包括上浆剂包覆的碳纤维和热固性树脂；或者是一种碳纤维成型原料（Y），作为成型材料，包括上浆剂包覆的碳纤维，并具有编织物或编织物的形态。上浆剂包括组分（A）和（B）。组分（A）是具有两个或两个以上环氧基团或两种或两种以上官能团的环氧化合物。组分（B）是一种或多种化合物，选自由叔胺化合物、叔胺盐、季铵盐、季鏻盐和膦化合物组成的组。相对于 100 重量份的组分（A），组分（B）的含量为 0.1 至 25 重量份。
• MACROPHAGE IMAGING AGENT
  申请人：Kyoto University

  公开号：EP3978032A1

  公开（公告）日：2022-04-06

  Composite particles, each of which is obtained by forming, on the surface of a gadolinium oxide-containing particle, a cover film that contains a polymer obtained by polymerizing a monomer component containing a monomer having an ethylenically unsaturated bond; a macrophage imaging agent which contains the composite particles; and a method for producing composite particles, wherein a monomer component containing a monomer having an ethylenically unsaturated bond and gadolinium oxide-containing particles are mixed with each other, and after emulsifying the thus-obtained monomer component-containing mixture in water in the presence of a surfactant and a polymerization initiator in water, the monomer component is polymerized, thereby forming cover films on the surfaces of the gadolinium oxide-containing particles.

  复合微粒，每种复合微粒都是通过在含氧化钆的微粒表面形成一层覆盖膜而获得的，覆盖膜含有通过聚合含有具有乙烯不饱和键的单体的单体组分而获得的聚合物；含有复合微粒的巨噬细胞成像剂；以及一种生产复合微粒的方法，其中将含有具有乙烯不饱和键的单体的单体组分和含氧化钆的微粒相互混合，在水中存在表面活性剂和聚合引发剂的情况下，将由此获得的含单体组分的混合物在水中乳化后，使单体组分聚合，从而在含氧化钆的微粒表面形成覆盖膜。
• Carbon fiber forming raw material, formed material, and carbon fiber-reinforced composite material
  申请人：TORAY INDUSTRIES, INC.

  公开号：US10184034B2

  公开（公告）日：2019-01-22

  The carbon fiber forming raw material is a carbon fiber forming raw material (Z) as a prepreg including sizing agent-coated carbon fibers and a thermosetting resin or a carbon fiber forming raw material (Y) as a forming material that includes sizing agent-coated carbon fibers and has a woven fabric form or a braid form. The sizing agent includes components (A) and (B). The component (A) is an epoxy compound having two or more epoxy groups or two or more types of functional groups. The component (B) is one or more compounds selected from the group consisting of a tertiary amine compound, a tertiary amine salt, a quaternary ammonium salt, a quaternary phosphonium salt, and a phosphine compound. The component (B) is contained in an amount of 0.1 to 25 parts by mass relative to 100 parts by mass of the component (A).

  碳纤维成型原料是一种碳纤维成型原料（Z），作为预浸料，包括涂有上浆剂的碳纤维和热固性树脂；或者是一种碳纤维成型原料（Y），作为成型材料，包括涂有上浆剂的碳纤维，并具有编织物或编织物的形态。上浆剂包括组分（A）和（B）。组分（A）是具有两个或两个以上环氧基团或两种或两种以上官能团的环氧化合物。组分（B）是一种或多种化合物，选自由叔胺化合物、叔胺盐、季铵盐、季鏻盐和膦化合物组成的组。相对于 100 重量份的组分（A），组分（B）的含量为 0.1 至 25 重量份。
• Electrolytic capacitor
  申请人：Panasonic Intellectual Property Management Co., Ltd.

  公开号：US10643795B2

  公开（公告）日：2020-05-05

  An electrolytic capacitor includes an anode body with a dielectric layer; a solid electrolyte layer in contact with the dielectric layer; and an electrolytic solution. The solid electrolyte layer includes a π-conjugated conductive polymer and a first sulfonic acid. The electrolytic solution includes a solvent and an acid component. And the acid component includes a second sulfonic acid.

  一种电解电容器包括一个带有介电层的阳极体；一个与介电层接触的固体电解质层；以及一种电解溶液。固体电解质层包括π-共轭导电聚合物和第一磺酸。电解溶液包括溶剂和酸组分。酸组分包括第二种磺酸。