N,N,N'-Trimethylbenzamidin | 119044-57-4

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 英文名称: N,N,N'-Trimethylbenzamidin
• 英文别名: N,N'-Dimethyl-N-methylbenzamidine
• CAS: 119044-57-4
• 化学式: C₁₀H₁₄N₂
• 分子量: 162.235
• InChiKey: QAUJTDOEDJGXEJ-ZHACJKMWSA-N

物化性质

• 沸点：
  233.2±23.0 °C(Predicted)
• 密度：
  0.91±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.62
• 重原子数：
  12.0
• 可旋转键数：
  1.0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.3
• 拓扑面积：
  15.6
• 氢给体数：
  0.0
• 氢受体数：
  1.0

反应信息

• 作为产物：
  描述：

  碘甲烷 、 N,N'-dimethylbenzoamidine 以 乙醇 为溶剂， 反应 1.0h， 以74%的产率得到N,N,N'-Trimethylbenzamidin
  参考文献：
  名称：

  防止 N, N, N'-三取代脒的旋转

  摘要：

  N, N'-二甲基苯甲脒 (4) 与氯二甲醚或烯丙基碘烷基化生成 N- 三取代脒5a 和 5d；4的锂盐与氯二甲硫醚或氯甲基二乙胺反应得到5b和5c。在高达 175°的温度下，通过 1H NMR 光谱无法检测到 [1.3] σ 重排；低于室温。观察到围绕 C - N 单键的旋转。

  DOI：

  10.1002/ardp.19803130305

文献信息

• CATALYSTS AND METHODS FOR POLYMER SYNTHESIS
  申请人：NOVOMER, INC.

  公开号：US20130144032A1

  公开（公告）日：2013-06-06

  The present invention provides unimolecular metal complexes having increased activity in the copolymerization of carbon dioxide and epoxides. Also provided are methods of using such metal complexes in the synthesis of polymers. According to one aspect, the present invention provides metal complexes comprising an activating species with co-catalytic activity tethered to a multidentate ligand that is coordinated to the active metal center of the complex.

  本发明提供了在二氧化碳和环氧化物的共聚合中具有增强活性的单分子金属配合物。还提供了使用这种金属配合物在合成聚合物中的方法。根据一个方面，本发明提供了包括与具有共催化活性的活化物种相耦合的多齿配体的金属配合物，该多齿配体与复合物的活性金属中心配位。
• Elastomers and products having reduced hysteresis
  申请人：BRIDGESTONE/FIRESTONE, INC.

  公开号：EP0451603A2

  公开（公告）日：1991-10-16

  An anionic polymerization initiator comprising the reaction product of a functionalizing agent selected from the group consisting of substituted aldimines, ketimines and secondary amines and, an organolithium compound. Elastomeric polymers prepared with these initiators have functional sites incorporated at the initiator end of the polymer chain and provide vulcanizable rubber compounds exhibiting reduced hysteresis. Articles such as tires, produced with low hysteresis elastomeric polymers have lower rolling resistance. Methods are also provided for preparing the initiators, functionalized polymers and vulcanizable elastomeric compounds having reduced hysteresis.

  一种阴离子聚合引发剂，包括从取代醛亚胺、酮亚胺和仲胺组成的组中选出的官能化剂与有机锂化合物的反应产物。使用这些引发剂制备的弹性聚合物在聚合物链的引发剂端具有官能团，可提供硫化橡胶化合物，减少滞后现象。使用低滞后弹性聚合物生产的物品（如轮胎）具有较低的滚动阻力。此外，还提供了用于制备引发剂、官能化聚合物和可硫化弹性体化合物的方法，这些引发剂、官能化聚合物和可硫化弹性体化合物具有较低的滞后性。
• Diene polymers and copolymers terminated by reaction with n-alkyl and n-aryl imines
  申请人：BRIDGESTONE/FIRESTONE, INC.

  公开号：EP0451604A2

  公开（公告）日：1991-10-16

  A process is provided for preparing a terminally functionalized polymer from a living polymer obtained by anionic polymerization of a diene monomer or mixture of a diene monomer and a vinyl aromatic hydrocarbon monomer which comprises reacting the living polymer with a compound having the formula: wherein R₁ and R₂ are selected from the group consisting of H, alkyl, cycloalkyl, aryl, dialkylaminoaryl, aralkyl, and aprotic O, N and S- containing alkyl, cycloalkyl, aryl and aralkyl groups; wherein R₃ is selected from the group consisting of alkyl, cycloalkyl, aryl, dialkylaminoaryl, aralkyl, and aprotic O, N and S- containing alkyl, cycloalkyl, aryl and aralkyl groups; with the proviso that at least one of the R₁, R₂ and R₃ groups must be a dialkylaminoaryl group and that not all of the R₁, R₂ and R₃ groups can be aryl groups. The resultant terminally functionalized polymer has reduced hysteresis properties and may be utilized to prepare elastomer compositions and tire treads having reduced rolling resistance.

  本发明提供了一种工艺，用于从二烯烃单体或二烯烃单体与乙烯基芳香烃单体混合物阴离子聚合得到的活聚合物制备端官能化聚合物，该工艺包括使活聚合物与具有以下式子的化合物反应： 其中 R₁和 R₂ 选自 H、烷基、环烷基、芳基、二烷基氨基芳基、芳烷基和含有 O、N 和 S 的烷基、环烷基、芳基和芳烷基组成的组；其中 R₃ 选自烷基、环烷基、芳基、二烷基氨基芳基、芳烷基和含有烷基、 环烷基、芳基和芳烷基的烷基 O、N 和 S-基团组成的组；但 R₁、R₂ 和 R₃ 基团中至少有一个必须是二烷基氨基芳基，且并非所有的 R₁、R₂ 和 R₃ 基团都可以是芳基。 由此得到的末端官能化聚合物具有较低的滞后特性，可用于制备具有较低滚动阻力的弹性体组合物和轮胎胎面。
• Anionic polymerization initiators and reduced hysteresis products therefrom
  申请人：BRIDGESTONE CORPORATION

  公开号：EP0622381A1

  公开（公告）日：1994-11-02

  The present invention is directed toward anionic polymerization employing lithio aldimines mixed with an organic alkali metal randomizer compound and optionally, a chelating reagent. The lithio aldimines have the general formula (A)Li, where A is derived from a substituted aldimine. The invention is also directed toward polymers and other products made using the initiator, and methods therefor. Further, the invention contemplates a polymer, a polymer composition and products therefrom, which include a functional group from the reaction product of a substituted aldimine and an organolithium compound. The resulting polymers may be modified with a terminating, coupling or linking agent, which may provide the polymer with a multifunctionality.

  本发明的目的是利用三代醛亚胺与有机碱金属随机化合物以及螯合试剂混合进行阴离子聚合。三代醛亚胺的通式为 (A)Li，其中 A 源自取代的醛亚胺。本发明还涉及使用该引发剂制造的聚合物和其他产品及其方法。此外，本发明还涉及一种聚合物、聚合物组合物及其产品，其中包括来自取代醛亚胺和有机锂化合物反应产物的官能团。所得聚合物可用终止剂、偶联剂或连接剂改性，从而使聚合物具有多功能性。
• Diene polymeres and copolymers terminated with compounds having multiple-bonded nitrogen atoms and partially crosslinked with polyfunctional reagents
  申请人：BRIDGESTONE/FIRESTONE, INC.

  公开号：EP0639587A1

  公开（公告）日：1995-02-22

  Diene polymers or copolymers having improved raw polymer viscosity and reduced hysteresis in the cured and carbon black reinforced state are provided. These diene polymers or copolymers are prepared by a method which involves first terminating substantially all of the living diene polymer or copolymer chains obtained by anionic polymerization with a compound having multiple-bonded nitrogen atoms selected from the group consisting of aromatic nitriles and substituted imines having the formula and then coupling a portion of the resultant terminated polymer chains with a polyfunctional reagent selected from the groups consisting of silicon polyhalides, polyisocyanates, phosphoryl halides and polycarboxylic acid halides.

  本发明提供的二烯聚合物或共聚物在固化和炭黑增强状态下具有更高的原始聚合物粘度和更低的滞后性。这些二烯聚合物或共聚物的制备方法是：首先用一种具有多个键合氮原子的化合物将阴离子聚合得到的活的二烯聚合物或共聚物链基本上全部终止，该化合物选自芳香族腈和取代亚胺组成的组，其式为 然后将所得端接聚合物链的一部分与多官能试剂偶联，该多官能试剂选自由硅多卤化物、多异氰酸酯、磷酰卤化物和多羧酸卤化物组成的组。