bis-(3-isocyanato-propyl)-sulfide | 19350-78-8

• 分子结构分类: 有机化合物 - 有机氮化合物
• 英文名称: bis-(3-isocyanato-propyl)-sulfide
• 英文别名: 3.3'-Diisocyanato-dipropylsulfid；Bis-(3-isocyanato-propyl)-sulfid；1-Isocyanato-3-(3-isocyanatopropylsulfanyl)propane
• CAS: 19350-78-8
• 化学式: C₈H₁₂N₂O₂S
• 分子量: 200.261
• InChiKey: CPWFHLLBKVXEBO-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.1
• 重原子数：
  13
• 可旋转键数：
  8
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.75
• 拓扑面积：
  84.2
• 氢给体数：
  0
• 氢受体数：
  5

反应信息

• 作为反应物：
  描述：

  1,4-丁二醇 、 bis-(3-isocyanato-propyl)-sulfide 、 氯苯 生成 alkaline earth salt of/the/ methylsulfuric acid
  参考文献：
  名称：

  Bayer, Angewandte Chemie, 1947, vol. 59, p. 261

  摘要：

  DOI：
• 作为产物：
  描述：

  光气 、 alkaline earth salt of/the/ methylsulfuric acid 在 甲苯 作用下， 生成 3-氯丙基异氰酸酯 、 bis-(3-isocyanato-propyl)-sulfide
  参考文献：
  名称：

  Siefken, Justus Liebigs Annalen der Chemie, 1949, vol. 562, p. 75,1114

  摘要：

  DOI：

文献信息

• METHOD FOR PRODUCING 3-MERCAPTOPROPIONIC ACID, AND METHODS USING SAME FOR PRODUCING CARBOXYLIC ACID ESTER COMPOUND HAVING MERCAPTO GROUP AND THIOURETHANE-BASED OPTICAL MATERIAL
  申请人：KOC SOLUTION CO., LTD.

  公开号：US20180179154A1

  公开（公告）日：2018-06-28

  A method for producing 3-mercaptopropionic acid and methods using same for producing a carbonic acid ester compound having a mercapto group and a thiourethane-based optical material. The present invention improves a process during the production of 3-mercaptopropionic acid, significantly increases yield, and reduces the temperature and time during vacuum distillation, thereby preventing the destruction of a product and significantly increasing productivity. The present invention allows high-purity 3-mercaptopropionic acid having an excellent color to be finally yielded; accordingly, by using same, a high-purity carbonic acid ester compound having an excellent color and a mercapto group can be inexpensively obtained. A thiourethane-based polymeric composition and a thiourethane-based optical material obtained by polymerizing same can likewise be inexpensively obtained by using said carbonic acid ester compound. Such carbonic acid ester compound can be used for the production of inexpensive thiourethane optical lenses; consequently, inexpensive optical lenses having an excellent color can be obtained.

  一种生产3-巯基丙酸的方法以及使用该方法生产含有巯基的碳酸酯化合物和基于硫脲酯基的光学材料的方法。本发明改进了在生产3-巯基丙酸过程中的工艺，显著提高了产量，并减少了真空蒸馏过程中的温度和时间，从而防止产品的破坏并显著提高生产效率。本发明允许最终得到高纯度、颜色优异的3-巯基丙酸；因此，通过使用该酸，可以廉价获得高纯度、颜色优异且含有巯基的碳酸酯化合物。通过聚合该碳酸酯化合物获得的基于硫脲酯基的聚合物组合物和基于硫脲酯基的光学材料同样可以通过使用上述碳酸酯化合物廉价获得。这种碳酸酯化合物可用于生产廉价的硫脲酯光学透镜；因此，可以获得具有优异颜色的廉价光学透镜。
• PROCESS FOR PRODUCING PENTAERYTHRITOL MERCAPTOCARBOXYLIC ACID ESTER, POLYMERIZABLE COMPOSITION, RESIN, OPTICAL MATERIAL, AND LENS
  申请人：MITSUI CHEMICALS, INC.

  公开号：US20180186733A1

  公开（公告）日：2018-07-05

  A process for producing a pentaerythritol mercaptocarboxylic acid ester of the present invention includes: a step of reacting pentaerythritol with a mercaptocarboxylic acid, in which an absorbance of a 5 wt % aqueous solution of the pentaerythritol at a wavelength of 270 nm, which is measured using a quartz cell having an optical path length of 50 mm, is 0.07 or less.

  本发明的一种生产对羟基羧基巯基脂肪酸酯的工艺包括：将对羟基羧基巯基脂肪酸与对羟基羧基醇反应的步骤，其中在使用光路长度为50毫米的石英池测量的270纳米波长处，对5重量%的对羟基羧基醇水溶液的吸光度为0.07或更低。
• POLYTHIOL COMPOSITION, POLYMERIZABLE COMPOSITION FOR OPTICAL MATERIALS, AND USE OF POLYMERIZABLE COMPOSITION FOR OPTICAL MATERIALS
  申请人：Mitsui Chemicals, Inc.

  公开号：EP2824126A1

  公开（公告）日：2015-01-14

  A polythiol composition according to the present invention includes a polythiol compound (A) having three or more mercapto groups and a nitrogen-containing compound (B) in which one of a mercapto group of the polythiol compound (A) is replaced with a group represented by the following formula (a) and other one of a mercapto group of the polythiol compound (A) is replaced with a hydroxyl group, in which the peak area of the nitrogen-containing compound (B) is equal to or less than 3.0 with respect to the peak area of 100 of the polythiol compound (A) in a high performance liquid chromatography measurement.

  根据本发明的一种聚硫醇组合物包括具有三个或更多巯基的聚硫醇化合物（A）和一种含氮化合物（B），其中聚硫醇化合物（A）的一个巯基被替换为以下式（a）所表示的基团，另一个巯基被替换为一个羟基，其中在高效液相色谱测量中，含氮化合物（B）的峰面积与聚硫醇化合物（A）的100的峰面积相比等于或小于3.0。
• NOVEL CYCLIC COMPOUND AND OPTICAL MATERIAL COMPOSITION INCLUDING SAME
  申请人：MITSUBISHI GAS CHEMICAL COMPANY, INC.

  公开号：US20170334876A1

  公开（公告）日：2017-11-23

  One embodiment of the present invention can provide an optical material composition that includes a cyclic compound that is represented by formula (1) and an episulfide that is represented by formula (2). Another embodiment of the present invention can provide an optical material production method that includes a step wherein, with respect to the total amount of the optical material composition, 0.0001-10 mass % of a polymerization catalyst is added to the optical material composition and the optical material composition is polymerization cured. (In formula (2), m is an integer from 0 to 4, and n is an integer from 0 to 2.)

  本发明的一个实施例可以提供一种光学材料组合物，其中包括由式（1）表示的环状化合物和由式（2）表示的环氧硫化物。本发明的另一个实施例可以提供一种光学材料生产方法，其中包括一步，其中，在光学材料组合物的总量中，添加0.0001-10质量％的聚合催化剂到光学材料组合物中，并对光学材料组合物进行聚合固化。（在式（2）中，m是0到4的整数，n是0到2的整数。）
• NOVEL EPISULFIDE COMPOUND AND OPTICAL MATERIAL COMPOSITION CONTAINING SAME
  申请人：MITSUBISHI GAS CHEMICAL COMPANY, INC.

  公开号：US20170247351A1

  公开（公告）日：2017-08-31

  According to the present invention, it is possible to provide an optical material composition that contains an episulfide compound represented by formula (1) and an episulfide compound represented by formula (2). According to this optical material composition, it is possible to suppress a reduction in the yield rate caused by molding defects, and possible to obtain an optical material having excellent dyeability. (In formula (1), m and p are each an integer between 0 and 4, and n and q are each an integer between 0 and 2.) (In formula (2), m is an integer between 0 and 4 and n is an integer between 0 and 2.)

  根据本发明，可以提供一种含有由式（1）表示的环硫醚化合物和由式（2）表示的环硫醚化合物的光学材料组合物。根据这种光学材料组合物，可以抑制由成型缺陷引起的产率降低，并且可以获得具有优异染色性能的光学材料。（在式（1）中，m和p分别是介于0和4之间的整数，n和q分别是介于0和2之间的整数。）（在式（2）中，m是介于0和4之间的整数，n是介于0和2之间的整数。）