Ethyl-octyl-malonsaeure | 4440-03-3

• 分子结构分类: 有机化合物 - 脂质和类脂质分子 - 脂肪酰基
• 英文名称: Ethyl-octyl-malonsaeure
• 英文别名: ethyl-octyl-malonic acid；Aethyl-octyl-malonsaeure；2-Ethyl-2-octylpropanedioic acid
• CAS: 4440-03-3
• 化学式: C₁₃H₂₄O₄
• 分子量: 244.331
• InChiKey: NKJSMYMRSCFHTP-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  4.4
• 重原子数：
  17
• 可旋转键数：
  10
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.85
• 拓扑面积：
  74.6
• 氢给体数：
  2
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  Ethyl-octyl-malonsaeure 生成 alkaline earth salt of/the/ methylsulfuric acid
  参考文献：
  名称：

  v. Braun; Teuffert, Chemische Berichte, 1929, vol. 62, p. 240

  摘要：

  DOI：
• 作为产物：
  描述：

  Diethyl ethylsodiomalonate 在 氢氧化钾 作用下， 生成 Ethyl-octyl-malonsaeure
  参考文献：
  名称：

  865.自由基加成的综合方面。第一部分丙二酸酯和相关化合物的自由基烷基化

  摘要：

  DOI：

  10.1039/jr9620004468

文献信息

• Crystalline polyolefin composition
  申请人：Chisso Corporation

  公开号：EP0416321A1

  公开（公告）日：1991-03-13

  A crystalline polyolefin composition which provides molded articles having improved stiffness characteristics is disclosed, comprising 100 parts by weight of a crystalline polyolefin, (A) from 0.001 to 1 part by weight of a fluorophosphite compound represented by formula (I): wherein R represents an alkylidene group having from 1 to 4 carbon atoms or a sulfur atom; Ar1 and Ar2, which may be the same or different, each represents an alkylarylene group or a cycloalkylarylene group; and n represents 0 or 1, and (B) from 0.001 to 1 part by weight of at least one compound selected from the group consisting of (1) an aliphatic monocarboxylic acid salt with lithium or sodium, (2) a dithiocarbamic acid salt with lithium, sodium or potassium, (3) a 2-mercaptobenzothiazole salt with lithium, sodium or potassium, (4) a 2-mercaptobenzimidazole salt with lithium, sodium or potassium and (5) a benzotriazole salt with lithium, sodium or potassium. A crystalline polyolefin composition which provides molded articles having improved stiffness charateristics is also disclosed, comprising 100 parts by weight of a crystalline polyolefin, (A) from 0.001 to 1 part by weight of a fluorophosphite compound represented by formula (I) shown above, (B ) from 0.001 to 1 part by weight of at least one compound selected from the group consisting of (1) an aliphatic monocarboxylic acid salt with potassium, strontium or barium, (2) a hydroxy-higher fatty acid salt with potassium, strontium or barium, (3) an aliphatic polycarboxylic acid salt with lithium, sodium, potassium, strontium or barium, (4) a salt of an aliphatic hydroxy acid having form 2 to 6 carbon atoms with lithium, sodium, potassium, magnesium, strontium or barium, (5) an aromatic carboxylic acid salt with lithium, sodium, strontium, barium or aluminum, (6) a glutamic acid salt with lithium, sodium, potassium, strontium or barium, (7) an aliphatic phosphoric acid salt with sodium, potassium, calcium, strontium or barium, (8) a lithium, sodium, potassium or barium salt of a cyclic phosphorus compound represented by formula (II): wherein Ar3 and Ar4, which may be the same or different, each represents an arylene group, an alkylarylene group, a cycloalkylarylene group, an arylarylene group or an aralkylarylene group; M represents lithium, sodium, potassium or barium; and m represents an atomic valence of M, (9) magnesium or aluminum hydroxide, (10) magnesium oxide, (11) magnesium or calcium carbonate and (12) hydrotalcite, and (C) from 0.01 to 1 part by weight of an aliphatic amine.

  本发明公开了一种结晶聚烯烃组合物，该组合物可提供具有改进的刚度特性的模塑制品，该组合物包括按重量计100份的结晶聚烯烃、(A)按重量计0.001至1份的由式(I)代表的亚磷酸氟化合物： 其中 R 代表具有 1 至 4 个碳原子的亚烷基或硫原子；Ar1 和 Ar2 可以相同或不同，各自代表烷基芳基或环烷基芳基；n 代表 0 或 1，以及 (B) 0.(1) 锂或钠的脂肪族一羧酸盐，(2) 锂、钠或钾的二硫代氨基甲酸盐、(3) 锂、钠或钾的 2-巯基苯并噻唑盐， (4) 锂、钠或钾的 2-巯基苯并咪唑盐， (5) 锂、钠或钾的苯并三唑盐。 本发明还公开了一种结晶聚烯烃组合物，该组合物可提供具有改进的刚度特性的模塑制品，其成分包括 100 份（重量）结晶聚烯烃、(A) 0.001 至 1 份（重量）由上文式(I)代表的亚磷酸氟化合物、(B ) 0.(1)钾、锶或钡的脂肪族一羧酸盐；(2)钾、锶或钡的羟基高级脂肪酸盐；(3)锂、钠、钾、锶或钡的脂肪族多羧酸盐；(4)锂、钠、钾、镁、锶或钡的具有 2 至 6 个碳原子的脂肪族羟基酸盐、(5) 锂、钠、锶、钡或铝的芳香族羧酸盐； (6) 锂、钠、钾、锶或钡的谷氨酸盐、(7) 含有钠、钾、钙、锶或钡的脂肪族磷酸盐， (8) 由式（II）代表的环磷化合物的锂、钠、钾或钡盐： 其中 Ar3 和 Ar4 可以相同或不同，各自代表芳基、烷芳基、环烷芳基、芳基芳基或芳基芳基；M 代表锂、钠、钾或钡；m 代表 M 的原子价，(9) 氢氧化镁或铝，(10) 氧化镁，(11) 碳酸镁或碳酸钙和 (12) 水滑石，以及 (C) 0.01至1份重量的脂肪族胺。
• Stabilized polypropylene resin composition
  申请人：DSM N.V.

  公开号：EP1340789A1

  公开（公告）日：2003-09-03

  The invention relates to a polypropylene resin composition which is stabilized against photo-induced oxidation. The composition comprises a hindered amine-based light stabilizer (HALS), having a molecular weight equal or below 1250; a phenolic antioxidant (PAO) with a molecular weight of equal or below 750; and a pigment, the ratio of HALS to PAO being less than 5.

  本发明涉及一种聚丙烯树脂组合物，该组合物可防止光引起的氧化。 该组合物包括一种受阻胺基光稳定剂（HALS），其分子量等于或小于 1250；一种酚类抗氧化剂（PAO），其分子量等于或小于 750；以及一种颜料，HALS 与 PAO 的比例小于 5。
• Elastomer with improved weather resistance
  申请人：DSM IP Assets B.V.

  公开号：EP1571177A1

  公开（公告）日：2005-09-07

  The invention relates to a composition containing a polymer and at least one hindered-amine light stabilizer (HALS), and a bridged amine compound having at least one N-bridgehead, characterized in that the polymer is an ethylene/α-olefin/nonconjugated polyene copolymer rubber a with a build in nonconjugated polyene amount of at least 1 % by weight with respect to the weight of the copolymer. The nonconjugated polyene is preferably 5-ethylidene-2-norbornene, vinylnorbornene, dicyclopentadiene or combinations thereof.

  本发明涉及一种含有聚合物和至少一种受阻胺光稳定剂（HALS）以及具有至少一个 N-桥头的桥接胺化合物的组合物，其特征在于聚合物是乙烯/α-烯烃/非共轭聚烯共聚物橡胶，其中非共轭聚烯的含量至少占共聚物重量的 1%。非共轭聚烯最好是 5-亚乙基-2-降冰片烯、乙烯基降冰片烯、双环戊二烯或它们的组合。
• USE OF A MELAMINE BASED COMPOUND AND A HALS COMPOUND AS HEAT STABILIZER IN POLYMERS
  申请人：Borealis AG

  公开号：EP3626772A1

  公开（公告）日：2020-03-25

  The present invention relates to the use of a composition comprising a) at least one Melamine based Mannich compound of the formula (I) and/or their dimers or trimers and/or one or more precondensate therefrom of the formula (II) and b) at least one hindered amine light stabilizer (HALS) as heat stabilizer, in particular long term heat stabilizer in thermoplastic polymer, preferably in polyolefins.

  本发明涉及一种组合物的用途，该组合物包含 a) 至少一种式（I）的三聚氰胺基曼尼希化合物和/或它们的二聚体或三聚体和/或一种或多种式（II）的前缩合物 b) 至少一种受阻胺光稳定剂（HALS）作为热稳定剂，尤其是热塑性聚合物，最好是聚烯烃的长期热稳定剂。
• Process for producing high molecular weight polyethylene
  申请人：DSM IP ASSETS B.V.

  公开号：US10118998B2

  公开（公告）日：2018-11-06

  Processes for producing an (ultra) high molecular weight polyethylene (HMWPE) article include incorporating into the HMWPE resin a Hindered Amine Light Stabilizer (HALS) and cross-linking the (U)HMWPE during or after molding the (U)HMWPE resin.

  生产（超）高分子量聚乙烯（HMWPE）制品的工艺包括在 HMWPE 树脂中加入受阻胺光稳定剂（HALS），并在 (U)HMWPE 树脂成型过程中或成型后交联 (U)HMWPE。