1,5-二异氰酸-2,2-二甲基戊烷 | 93859-12-2

• 分子结构分类: 有机化合物 - 有机氮化合物
• 中文名称: 1,5-二异氰酸-2,2-二甲基戊烷
• 英文名称: 2,2-dimethyl-pentanediyl diisocyanate
• 英文别名: 2,2-Dimethyl-pentandiyldiisocyanat；2,2-dimethylpentane-1,5-diyl diisocyanate；1,5-diisocyanato-2,2-dimethylpentane
• CAS: 93859-12-2
• 化学式: C₉H₁₄N₂O₂
• 分子量: 182.222
• InChiKey: OUJCKESIGPLCRN-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.7
• 重原子数：
  13
• 可旋转键数：
  6
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.78
• 拓扑面积：
  58.9
• 氢给体数：
  0
• 氢受体数：
  4

安全信息

• 海关编码：
  2929109000

反应信息

• 作为产物：
  描述：

  光气 、 alkaline earth salt of/the/ methylsulfuric acid 在 邻二氯苯 作用下， 生成 1,5-二异氰酸-2,2-二甲基戊烷
  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

• Elimination-free powder coating crosslinking agents
  申请人：——

  公开号：US20040133035A1

  公开（公告）日：2004-07-08

  The present invention relates to novel blocked, elimination-free polyurethane (PUR) crosslinking agents, to a process for their preparation and to their use as starting components for the production of polyurethane plastics, especially as crosslinking agents for thermally crosslinkable powder coatings.

  本发明涉及新型的无阻聚氨酯（PUR）交联剂，涉及它们的制备过程以及它们作为聚氨酯塑料的生产起始组分的用途，特别是作为热交联粉末涂料的交联剂。
• METHOD FOR PREPARING A COMPOUND COMPRISING AT LEAST ONE BETA-HYDROXY-URETHANE UNIT AND/OR AT LEAST ONE UPSILON-HYDROXY-URETHANE UNIT
  申请人：Soules Aurélien

  公开号：US20140378648A1

  公开（公告）日：2014-12-25

  The invention relates to a method for preparing a compound comprising at least one β-hydroxy-urethane unit and/or at least one γ-hydroxy-urethane unit, consisting in reacting a compound (A) comprising at least one cyclocarbonate reactive unit with a compound (B) comprising at least one amino reactive unit (—NH2) in the presence of a catalyst. The invention also relates to the use of a catalyst comprising at least one organometallic complex and a co-catalyst chosen from the group of Lewis bases and/or tetra-alkyl ammonium salts, in order to catalyse the method of the invention. The invention relates to the technical field of preparing urethane derivatives.

  该发明涉及一种制备至少含有一个β-羟基脲基和/或至少含有一个γ-羟基脲基的化合物的方法，包括将至少含有一个环碳酸酯反应单元的化合物（A）与至少含有一个氨基反应单元（—NH2）的化合物（B）在催化剂存在下反应。该发明还涉及使用至少含有一个有机金属配合物和从Lewis碱和/或四烷基铵盐组中选择的共催化剂的催化剂，以催化该发明的方法。该发明涉及制备脲基衍生物的技术领域。
• 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。
• Flame retardant, precursor thereof, and flame retardant material
  申请人：X-EXTREME PTE. LTD.

  公开号：US10407449B1

  公开（公告）日：2019-09-10

  A flame retardant is provided, which has a structure represented by the following Structural Formula (I) or (II): wherein R1 and R2 each independently represent a substituted or unsubstituted aromatic group, a substituted or unsubstituted araliphatic group, a substituted or unsubstituted aliphatic group, or a substituted or unsubstituted cycloaliphatic group; R2 is R2N═C═N—R5m, wherein R5 is arylene or alkylene, and is identical or different in the repeat unit, and m is an integer from 0 to 5; n is an integer equal to or larger than 1; “” and “” respectively represent either a double bond or two single bonds, and “” and “” are not both double bonds; when “” represents a double bond, R3 is an oxygen atom; when “” represents two single bonds, R3 is R3a and R3b, in which R3a is a hydroxyl group and R3b is when “” represents a double bond, R4 is a nitrogen atom; when “” represents two single bonds, R4 is R4a and R4b, in which R4a is a secondary amino group and R4b is and R2′ is attached to R4a in Structural Formula (I), and R2 is attached to R4a in Structural Formula (II).

  提供一种阻燃剂，其结构由以下结构式（I）或（II）表示：其中R1和R2分别独立表示取代或未取代的芳香基团，取代或未取代的芳基脂肪基团，取代或未取代的脂肪基团，或取代或未取代的环脂基团；R2是R2N═C═N—R5m，其中R5是芳烃基或烷基，在重复单元中相同或不同，m为0到5的整数；n为大于等于1的整数；“”和“”分别表示双键或两个单键，“”和“”不同时为双键；当“”表示双键时，R3为氧原子；当“”表示两个单键时，R3为R3a和R3b，其中R3a为羟基，R3b为；当“”表示双键时，R4为氮原子；当“”表示两个单键时，R4为R4a和R4b，其中R4a为次级氨基团，R4b为；在结构式（I）中，R2'连接到R4a，而在结构式（II）中，R2连接到R4a。
• 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。