1-(2,2,6,6-四甲基哌啶-4-基)-1H-吡咯-2,5-二酮 | 84540-25-0

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 吡咯烷类
• 中文名称: 1-(2,2,6,6-四甲基哌啶-4-基)-1H-吡咯-2,5-二酮
• 英文名称: 1-(2,2,6,6-Tetramethylpiperidin-4-yl)-1H-pyrrole-2,5-dione
• 英文别名: 1-(2,2,6,6-tetramethylpiperidin-4-yl)pyrrole-2,5-dione
• CAS: 84540-25-0
• 化学式: C₁₃H₂₀N₂O₂
• 分子量: 236.31
• InChiKey: FFIJIFGRYNWQNQ-UHFFFAOYSA-N

物化性质

• 沸点：
  332.4±35.0 °C(Predicted)
• 密度：
  1.078±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  0.8
• 重原子数：
  17
• 可旋转键数：
  1
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.69
• 拓扑面积：
  49.4
• 氢给体数：
  1
• 氢受体数：
  3

文献信息

• Candle wax compositions stabilized with UV absorber-metal combinations
  申请人：——

  公开号：US20030192231A1

  公开（公告）日：2003-10-16

  Dyes and pigments present in candle wax compositions are particularly well stabilized against color fade or color change by a combination of a UV absorber and a metal compound, particularly a tin compound. The further addition of a hindered amine or antioxidant is highly beneficial.

  蜡烛蜡组合物中存在的染料和颜料通过紫外线吸收剂和金属化合物（尤其是锡化合物）的组合特别稳定，不易褪色或改变颜色。进一步添加受阻胺或抗氧化剂具有极高的益处。
• Light stabilizing liquid matter containing 2- (2-hydroxy-3-alpha-cumyl-5-tert-octylphenyl) -2h-benzotriazole
  申请人：Su Ching-Yie

  公开号：US20080156227A1

  公开（公告）日：2008-07-03

  A light stabilizing liquid matter, that can be added to a composition to be stabilized and that has a storage stability high enough for storage before being added to the composition, includes a product formed by mixing: (A) 2-(2-hydroxy-3-α-cumyl-5-tert-octylphenyl)-2H-benzotriazole with (B) at least one benzotriazole compound other than 2-(2-hydroxy-3-α-cumyl-5-tert-octylphenyl)-2H-benzotriazole plus a hindered amine compound, or with (B′) at least one compound selected from the group consisting of a benzotriazole compound other than 2-(2-hydroxy-3-α-cumyl-5-tert-octylphenyl)-2H-benzotriazole, and a hindered amine compound, and (C) an anti-oxidant including at least one compound selected from the group consisting of a phosphite compound and a phenolic compound.

  一种轻质稳定液体，可添加到需要稳定的混合物中，并具有足够的储存稳定性，以在添加到混合物之前进行储存。该液体包括以下混合物制成的产品：(A) 2-(2-羟基-3-α-烷基-5-叔辛基苯基)-2H-苯并三唑与(B) 至少一种苯并三唑化合物，但不包括2-(2-羟基-3-α-烷基-5-叔辛基苯基)-2H-苯并三唑，再加上一种受阻胺化合物，或者与(B′) 至少一种从苯并三唑化合物（但不包括2-(2-羟基-3-α-烷基-5-叔辛基苯基)-2H-苯并三唑）和受阻胺化合物组成的化合物，以及(C) 至少一种从磷酸酯化合物和酚类化合物组成的抗氧化剂。
• PROCESSING ADDITIVES AND USES OF SAME IN ROTATIONAL MOLDING
  申请人：ENG J. Mon Hei

  公开号：US20120146257A1

  公开（公告）日：2012-06-14

  The cycle time of polymer compositions subjected to a rotomolding process is improved (i.e., reduced), while the processing window is simultaneously enlarged through the use of a polymer-stabilizing amount of a processing stabilizer system having at least one chroman-based compound according to Formula V:

  通过使用至少含有一个基于香豆素的化合物的聚合物稳定剂系统，按照V公式，聚合物组合物经过旋转成型处理的周期时间得到改进（即减少），同时加大了处理窗口。
• Stabilizer Compositions Containing Substituted Chroman Compounds and Methods of Use
  申请人：GUPTA Ram

  公开号：US20130145962A1

  公开（公告）日：2013-06-13

  Stabilizer compositions having a chroman-based compound according to Formula (V): and their use in processes for stabilizing organic materials subject to degradation and/or discoloration due to the effects from light, oxygen and heat, and in processes for producing articles from organic materials blended therewith, are provided herein.

  本文提供了具有基于香豆素的化合物的稳定剂组合物，其化学式如下（V）：及其在稳定易受光、氧和热降解和/或变色的有机材料的过程中的使用，以及在与有机材料混合后制造物品的过程中的使用。
• Hindered amine light stabilizers containing aromatic carboxy groups and derivatives
  申请人：ELF ATOCHEM NORTH AMERICA, INC.

  公开号：EP0294818A2

  公开（公告）日：1988-12-14

  There are provided hindered amine light stabilizers of the general formula wherein the hindered amine is attached to the nitrogen of an imide which also is attached to an aromatic group which contains a carboxy group and wherein R1 is, e.g., hydrogen or substituted or unsubstituted aliphatic of 1-20 carbons; Xis R2 is, e.g., oxyl, hydroxy or substituted or unsubstituted aliphatic acyl of 1-20 carbons; R3 is e.g., hydrogen or substituted or unsubstituted aliphatic of 1-20 carbons; A is, e.g., halogen or sulfate; and R4 is, e.g., hydroxy, halogen or a substituted or unsubstituted, mono or polyfunctional alcohol, amine, mercaptan or molecular mixture thereof, the carboxy group being a site for preparing unique derivatives, both polymeric and non-polymeric, useful as additives for preventing degradation of polymers and copolymers.

  提供了通式如下的受阻胺光稳定剂 其中受阻胺连接到亚胺的氮上，而亚胺也连接到含有羧基的芳香基团上，并且 R1 是氢或 1-20 个碳原子的取代或未取代的脂肪族； Xis R2 是，例如，氧、羟基或 1-20 个碳原子的取代或未取代的脂族酰基； R3 例如是氢或 1-20 个碳原子的取代或未取代的脂肪族； A 是卤素或硫酸盐；以及 R4 例如是羟基、卤素或取代或未取代的单官能或多官能醇、胺、硫醇或它们的分子混合物，羧基是制备独特衍生物的部位，包括聚合物和非聚合物，可用作防止聚合物和共聚物降解的添加剂。