1,1'-ethylenebis-(4-hydroxy-3,3,5,5-tetramethylpiperazin-2-one) | 102253-46-3

• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 羧酸及其衍生物
• 英文名称: 1,1'-ethylenebis-(4-hydroxy-3,3,5,5-tetramethylpiperazin-2-one)
• 英文别名: 1,1'-(Ethane-1,2-diyl)bis(4-hydroxy-3,3,5,5-tetramethylpiperazin-2-one)；4-hydroxy-1-[2-(4-hydroxy-3,3,5,5-tetramethyl-2-oxopiperazin-1-yl)ethyl]-3,3,5,5-tetramethylpiperazin-2-one
• CAS: 102253-46-3
• 化学式: C₁₈H₃₄N₄O₄
• 分子量: 370.492
• InChiKey: BGLKXHNUOPUFCL-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  0.3
• 重原子数：
  26
• 可旋转键数：
  3
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.89
• 拓扑面积：
  87.6
• 氢给体数：
  2
• 氢受体数：
  6

反应信息

• 作为产物：
  描述：

  1,1'-乙烯二(3,3,5,5-四甲基哌嗪酮) 在 hexacarbonyl molybdenum 叔丁基过氧化氢 作用下， 以 甲醇 、 水 、 1,2-二氯乙烷 为溶剂， 生成 1,1'-ethylenebis-(4-hydroxy-3,3,5,5-tetramethylpiperazin-2-one)
  参考文献：
  名称：

  Hydroxylamines derived from hindered amines

  摘要：

  来自受阻胺的羟胺在稳定聚烯烃组合物方面非常有效，该组合物包含从以下组合物中选择的稳定剂或稳定剂混合物：酚类抗氧化剂、受阻胺光稳定剂、烷基羟基苯甲酸酯光稳定剂、紫外线吸收剂、有机磷化合物、脂肪酸碱金属盐和硫代协同剂，可以抵御高温挤出、暴露于天然气燃烧产物、伽马射线照射或长时间储存时的分解。

  公开号：

  US04691015A1

文献信息

• [EN] SULFONATED NITROPHENOLS AS POLYMERIZATION INHIBITORS<br/>[FR] NITROPHÉNOLS SULFONÉS EN TANT QU'INHIBITEURS DE LA POLYMÉRISATION
  申请人：CHEMTURA CORP

  公开号：WO2006036426A1

  公开（公告）日：2006-04-06

  Disclosed herein is a method for inhibiting and retarding the premature polymerization and the polymer growth of ethylenically unsaturated monomers comprising adding to said monomers an effective amount of at least one inhibitor that is a sulfonated nitrophenol of the formula: (I) wherein: R1, R2, and R3 are independently selected from the group consisting of hydrogen, alkyl, NO2, and S03H, provided that at least one of R,, R2, and R3 is NO2 and at least one of R1, R2, and R3 is SO3H. In a preferred embodiment, at least one additional inhibitor selected from the group consisting of nitroxyl compounds, nitrosoanilines, nitrophenols, amines, and mixtures thereof is also added.

  本文揭示了一种抑制和延缓乙烯基不饱和单体的聚合物的过早聚合和聚合物生长的方法，包括向所述单体中添加至少一种抑制剂，其为公式（I）的磺化硝基苯酚的有效量：其中：R1、R2和R3是独立选择自氢、烷基、NO2和S03H的群组，前提是R1、R2和R3中至少有一个是NO2，且R1、R2和R3中至少有一个是SO3H。在优选实施例中，还添加了至少一种来自亚硝基化合物、亚硝基苯胺、硝基苯酚、胺和它们的混合物的附加抑制剂。
• Blends of quinone alkide and nitroxyl compounds and polymerization inhibitors
  申请人：——

  公开号：US20040010159A1

  公开（公告）日：2004-01-15

  Disclosed herein is a method for inhibiting the premature polymerization of ethylenically unsaturated monomers comprising adding to said monomers an effective amount of: A) at least one nitroxyl compound, and B) at least one quinone alkide compound having an electron-withdrawing group at the 7-position. Additionally, a composition is disclosed that comprises: A) at least one nitroxyl compound, and B) at least one quinone alkide compound having an electron-withdrawing group at the 7-position.

  本公开涉及一种抑制乙烯基不饱和单体的过早聚合的方法，包括向所述单体中添加有效量的：A) 至少一种亚硝基化合物，和B) 在7位具有电子吸引基团的至少一种醌烯化合物。此外，还公开了一种包括：A) 至少一种亚硝基化合物，和B) 在7位具有电子吸引基团的至少一种醌烯化合物的组合物。
• CONTINUOUS PROCESS FOR PREPARING (METH)ACRYLATES OF C10- ALCOHOL MIXTURES
  申请人：BASF SE

  公开号：US20140135523A1

  公开（公告）日：2014-05-15

  A continuous process for preparing (meth)acrylates of C 10 -alcohol mixtures by reaction of glacial (meth)acrylic acid with an isomer mixture of C 10 -alcohols composed of 2-propylheptanol as the main isomer and at least one of the C 10 -alcohols 2-propyl-4-methylhexanol, 2-propyl-5-methylhexanol, 2-isopropylheptanol, 2-isopropyl-4-methylhexanol, 2-isopropyl-5-methylhexanol and/or 2-propyl-4,4-dimethylpentanol, and the use of a diester of dicarboxylic acids which have been esterified with N-oxyl-containing compounds as polymerization inhibitors in such a process.

  通过将冰冷的（甲基）丙烯酸与由2-丙基庚醇异构体混合物反应制备C10-醇混合物的（甲基）丙烯酸酯的连续过程，其中以2-丙基庚醇为主要异构体，至少包括以下C10-醇之一：2-丙基-4-甲基己醇，2-丙基-5-甲基己醇，2-异丙基庚醇，2-异丙基-4-甲基己醇，2-异丙基-5-甲基己醇和/或2-丙基-4,4-二甲基戊醇，并在这种过程中使用已与含N-氧基的化合物酯化的二羧酸二酯作为聚合抑制剂。
• [EN] METHOD OF PREPARING ACRYLOXY-FUNCTIONAL ORGANOSILICON COMPOUNDS<br/>[FR] PROCÉDÉ DE PRÉPARATION DE COMPOSÉS D'ORGANOSILICIUM À FONCTIONNALITÉ ACRYLOXY
  申请人：DOW SILICONES CORP

  公开号：WO2020142372A1

  公开（公告）日：2020-07-09

  A method of preparing an acryloxy-functional organosilicon compound is provided. The method comprises reacting (A) an initial organosilicon compound and (B) an acrylate compound in the presence of (C) a catalyst. The initial organosilicon compound (A) has one alcohol functional group (i.e., is monohydroxyl functional). The catalyst (C) has the formula M[RC(O)CHC(O)R]4, where M is a group IV transition metal and each R is an independently selected substituted or unsubstituted hydrocarbyl group. An acryloxy- functional organosilicon compound prepared by the method is also provided. The acryloxy-functional organosilicon compound is prepared in increased purity, without relying on toxic catalysts.

  提供了一种制备丙烯氧基有机硅化合物的方法。该方法包括在催化剂（C）的存在下，反应（A）一个最初的有机硅化合物和（B）一个丙烯酸酯化合物。最初的有机硅化合物（A）具有一个醇官能团（即单羟基官能团）。催化剂（C）的化学式为M[RC(O)CHC(O)R]4，其中M是IV族过渡金属，每个R是独立选择的取代或未取代的烃基。还提供了通过该方法制备的丙烯氧基有机硅化合物。该丙烯氧基有机硅化合物在不依赖有毒催化剂的情况下提高了纯度。
• [EN] BRANCHED ORGANOSILICON COMPOUND, METHOD OF PREPARING SAME, AND COPOLYMER FORMED THEREWITH<br/>[FR] COMPOSÉ ORGANOSILICIÉ RAMIFIÉ, PROCÉDÉ POUR SA PRÉPARATION ET COPOLYMÈRE FORMÉ AVEC CELUI-CI
  申请人：DOW SILICONES CORP

  公开号：WO2020142441A1

  公开（公告）日：2020-07-09

  A branched organosilicon compound ("compound") is provided having the general formula: (R1)3Si-X-NR2R3, where X is a divalent linking group; R2 is H or R; R3 comprises an acryloxy moiety; each R1 is selected from R and -OSi(R4)3, with the proviso that at least one R1 is -OSi(R4)3; where each R4 is selected from R, -OSi(R5)3, and -[OSiR2]mOSiR3; where each R5 is selected from R, -OSi(R6)3, and -[OSiR2]mOSiR3; and where each R6 is selected from R and -[OSiR2]mOSiR3, with the proviso that at least one of R4, R5 and R6 is -[OSiR2]mOSiR3; 0≤m≤100; and each R is a substituted or unsubstituted hydrocarbyl group. Also provided is a method of preparing the compound, a copolymer comprising the reaction product of the compound and a second compound reactive with the compound, a method of forming the copolymer, and a composition including at least one of the compound and the copolymer.

  提供了一种分支的有机硅化合物（“化合物”），其一般式为：（R1）3Si-X-NR2R3，其中X是二价连接基；R2为H或R；R3包括一个丙烯氧基；每个R1从R和-OSi（R4）3中选择，但至少有一个R1为-OSi（R4）3；其中每个R4从R，-OSi（R5）3和-[OSiR2]mOSiR3中选择；每个R5从R，-OSi（R6）3和-[OSiR2]mOSiR3中选择；每个R6从R和-[OSiR2]mOSiR3中选择，但至少有一个R4，R5和R6是-[OSiR2]mOSiR3；0≤m≤100；每个R是取代或未取代的烃基。还提供了一种制备该化合物的方法，包括与该化合物反应的第二个化合物的反应产物的共聚物，形成该共聚物的方法以及包括该化合物和共聚物中至少一种的组成物。