methacrylic acid-(1,2,2-trimethyl-propyl ester) | 2397-74-2

• 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: methacrylic acid-(1,2,2-trimethyl-propyl ester)
• 英文别名: Methacrylsaeure-(1,2,2-trimethyl-propylester)；3,3-Dimethylbutan-2-yl methacrylate；3,3-dimethylbutan-2-yl 2-methylprop-2-enoate
• CAS: 2397-74-2
• 化学式: C₁₀H₁₈O₂
• mdl: MFCD00080489
• 分子量: 170.252
• InChiKey: RAHRPJDILCRAIC-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.6
• 重原子数：
  12
• 可旋转键数：
  4
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.7
• 拓扑面积：
  26.3
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  3,3-二甲基-2-丁醇 、 甲基丙烯酰氯 在 吡啶 作用下， 生成 methacrylic acid-(1,2,2-trimethyl-propyl ester)
  参考文献：
  名称：

  聚（甲基丙烯酸烷基酯）的伽马辐照

  摘要：

  一系列聚（甲基丙烯酸烷基酯）由高纯度单体制备并经受伽马辐射。对于聚（甲基丙烯酸正庚酯），在 15 Mreps 下检测到正烷基系列中的凝胶化；随着烷基长度的增加，在较低剂量下检测到凝胶。聚（甲基丙烯酸仲烷基酯）照射到较高剂量时未发现凝胶化；聚（甲基丙烯酸仲壬酯）在 40 Mreps 辐照后仍可溶解。讨论了与早期聚（丙烯酸烷基酯）辐照工作的相关性。

  DOI：

  10.1002/pol.1959.1203813318

文献信息

• A process for the optical resolution of a racemic mixture
  申请人：DAICEL CHEMICAL INDUSTRIES, LTD.

  公开号：EP0034337A2

  公开（公告）日：1981-08-26

  A novel optically active polymer comprising structural elements of the formula: The polymer is applicable for the optical resolution of a racemic mixture through, for instance, column chromatography.

  一种新型光学活性聚合物，由式中的结构单元组成： 该聚合物适用于通过柱层析等方法对外消旋混合物进行光学解析。
• ORGANOPOLYSILOXANE GRAFT POLYMER
  申请人：Kao Corporation

  公开号：EP2927253A1

  公开（公告）日：2015-10-07

  The present invention relates to an organopolysiloxane graft polymer including an organopolysiloxane segment as a main chain thereof and an unsaturated monomer-derived polymer segment as a side chain thereof, in which a content of the organopolysiloxane segment in the organopolysiloxane graft polymer is not less than 35% by mass and not more than 70% by mass, and the unsaturated monomer-derived polymer segment contains a repeating unit derived from a nonionic unsaturated monomer having a glass transition temperature Tg of 60°C or higher (except for a repeating unit derived from an unsaturated monomer containing an amino group) in an amount of not less than 40% by mass and not more than 90% by mass, and further contains a repeating unit derived from a cationic unsaturated monomer in an amount of not less than 10% by mass and not more than 60% by mass.

  本发明涉及一种有机聚硅氧烷接枝聚合物，包括作为其主链的有机聚硅氧烷段和作为其侧链的不饱和单体衍生聚合物段，其中有机聚硅氧烷段在有机聚硅氧烷接枝聚合物中的含量不低于35%（质量百分比）且不超过70%（质量百分比）、不饱和单体衍生的聚合物段含有由玻璃化转变温度 Tg 为 60°C 或更高的非离子不饱和单体衍生的重复单元（由含有氨基的不饱和单体衍生的重复单元除外），其含量不低于 40%（按质量计）且不超过 90%（按质量计），还含有由阳离子不饱和单体衍生的重复单元，其含量不低于 10%（按质量计）且不超过 60%（按质量计）。
• Malodor counteracting compositions
  申请人：Sasaki Takashi

  公开号：US10226544B2

  公开（公告）日：2019-03-12

  A malodor counteracting composition contains a malodor counteractant that is capable of neutralizing a malodor and a stabilizer that is capable of decreasing or preventing self-polymerization of the malodor counteractant. The malodor counteractant has a backbone and one or more reactive end groups that are covalently attached to the backbone, the backbone has a molecular weight of 100 to 50,000 Daltons, and the one or more reactive end groups each have an α,β-unsaturated carbonyl group. Also disclosed are consumer, industrial or textile products containing the malodor counteracting composition and methods of neutralizing malodor using the composition.

  一种恶臭抑制组合物含有一种能够中和恶臭的恶臭抑制剂和一种能够减少或防止恶臭抑制剂自聚合的稳定剂。恶臭抑制剂具有骨架和一个或多个共价连接到骨架上的活性末端基团，骨架的分子量为 100 至 50,000 道尔顿，一个或多个活性末端基团各自具有一个 α、β-不饱和羰基。此外，还公开了含有恶臭抑制组合物的消费品、工业品或纺织品，以及使用该组合物中和恶臭的方法。
• Responsive microgel and methods related thereto
  申请人：——

  公开号：US20030152623A1

  公开（公告）日：2003-08-14

  A responsive microgel is provided which responds volumetrically and reversibly to a change in one or more aqueous conditions selected from the group consisting of (temperature, pH, and ionic conditions) comprised of an ionizable network of covalently cross-linked homopolymeric ionizable monomers wherein the ionizable network is covalently attached to an amphiphilic copolymer to form a plurality of ‘dangling chains’ and wherein the ‘dangling chains’ of amphiphilic copolymer form immobile micelle-like aggregates in aqueous solution. A responsive microgel is further provided that comprises at least one therapeutic entity and delivers a substantially linear and sustained release of the therapeutic entity under physiological conditions.

  本发明提供了一种响应型微凝胶，该微凝胶可对选自由温度、pH 值和离子条件组成的组中的一种或多种水性条件的变化作出体积上和可逆的响应、和离子条件）组成的共价交联均聚可离子化单体的可离子化网络，其中可离子化网络与两性共聚物共价连接，形成多条 "悬链"，两性共聚物的 "悬链 "在水溶液中形成不动的胶束状聚集体。还提供了一种响应性微凝胶，它包含至少一种治疗实体，并能在生理条件下提供治疗实体的线性和持续释放。
• Process for the preparation of dense polyurethanic films and their use
  申请人：ISTITUTO GUIDO DONEGANI S.p.A.

  公开号：EP0198266B1

  公开（公告）日：1992-06-24