benzyl 3,3-di(benzylthio)prop-2-enedithioate | 227205-66-5

• 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: benzyl 3,3-di(benzylthio)prop-2-enedithioate
• 英文别名: Benzyl 3,3-bis(benzylsulfanyl)prop-2-enedithioate
• CAS: 227205-66-5
• 化学式: C₂₄H₂₂S₄
• 分子量: 438.703
• InChiKey: YDZWRJDOXNINNZ-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  7.2
• 重原子数：
  28
• 可旋转键数：
  10
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.12
• 拓扑面积：
  108
• 氢给体数：
  0
• 氢受体数：
  4

反应信息

• 作为产物：
  描述：

  甲基氯化镁 、 溴甲苯 在 二硫化碳 、 碳酸氢钠 、 lithium diisopropyl amide 作用下， 以 四氢呋喃 、 petroleum 、 乙醚 、 正己烷 、 乙酸乙酯 为溶剂， 以29%的产率得到benzyl 3,3-di(benzylthio)prop-2-enedithioate
  参考文献：
  名称：

  POLYMERIZATION PROCESS WITH LIVING CHARACTERISTICS AND POLYMERS MADE THEREFROM

  摘要：

  公开号：

  EP1054906B2

文献信息

• Polymerization process with living characteristics and polymers made therefrom
  申请人：——

  公开号：US20040024132A1

  公开（公告）日：2004-02-05

  A free radical polymerization process suitable for synthesizingpolymers is disclosed. The process utilizes novel sulfur based chain transfer agents and is widely compatible over a range of monomers and reaction conditions. Novel polymers having low polydispersity and predictable specific polymer architecture amd molecular weight are produced by the process. The polymers produced by the process are suitable for use as binders in automotive OEM and refinish coatings.

  本文披露了适用于合成聚合物的自由基聚合过程。该过程利用新型基于硫的链转移剂，并且在各种单体和反应条件下广泛兼容。该过程生产具有低聚分散度和可预测的特定聚合物结构和分子量的新型聚合物。该过程生产的聚合物适用于作为汽车OEM和修补涂料中的粘合剂。
• Star Polymers and Compositions Thereof
  申请人：Visger C. Daniel

  公开号：US20070244018A1

  公开（公告）日：2007-10-18

  The invention provides a composition comprising: (a) a star polymer comprising: (i) a core portion comprising a polyvalent (meth)acrylic monomer, oligomer or polymer thereof or a polyvalent divinyl non-acrylic monomer, oligomer or polymer thereof; and (ii) at least two arms of polymerized alkyl(meth)acrylate ester; and (b) an oil of lubricating viscosity, wherein the core portion further comprises a functional group of formula (I): —CH 2 —C(R 1 )(C(═O)A)-Y—  (I) wherein R 1 is hydrogen, a linear or branched alkyl group containing 1 to 5 carbon atoms; A is nitrogen or oxygen; and Y is a free radical leaving group selected from the group consisting of one or more atoms or groups of atoms which may be transferred by a radical mechanism under the polymerisation conditions, a halogen, an —O—N═ group and an —S—C(═S)— group. The invention further provides the use of the composition in an oil of lubricating viscosity as a dispersant, a viscosity modifier or a precursor to a dispersant viscosity modifier.

  本发明提供了一种组合物，包括：(a) 星形聚合物，包括：(i) 核心部分，包括多价(meth)丙烯酸单体、寡聚物或聚合物或多价二乙烯基非丙烯酸单体、寡聚物或聚合物；和(ii) 至少两个聚合烷基(meth)丙烯酸酯臂；以及(b) 润滑黏度油，其中核心部分还包括式(I)的功能基：—CH2—C(R1)(C(═O)A)-Y—  (I)，其中R1是氢、含1至5个碳原子的线性或支链烷基；A是氮或氧；Y是自由基离去基，选自由基聚合条件下可以通过自由基机理转移的一个或多个原子或原子团、卤素、—O—N═基团和—S—C(═S)—基团的群。本发明还提供了将该组合物用作润滑黏度油中的分散剂、粘度改良剂或分散剂粘度改良剂的前体的用途。
• Process for preparing polymers and compositions thereof
  申请人：The Lubrizol Corporation

  公开号：EP2292668A1

  公开（公告）日：2011-03-09

  The present invention provides a process for preparing a polymer, employing the steps of: (1) contacting a free radical initiator; a chain transfer agent containing a thiocarbonyl thio group and a free radical leaving group; and radically polymerisable monomers, to form a polymer chain; and (2) contacting the polymer chain of step (1) with at least one of a polyvalent coupling agent, a polymerisation inhibitor, a grafting acylating agent, an amine and an oil of lubricating viscosity. The invention further provides compositions.

  本发明提供了一种制备聚合物的工艺，其步骤如下(1) 将自由基引发剂、含有硫代羰基硫代基团和自由基离去基团的链转移剂以及可辐射聚合的单体接触，形成聚合物链；以及 (2) 将步骤 (1) 的聚合物链与多价偶联剂、聚合抑制剂、接枝酰化剂、胺和润滑粘度油中的至少一种接触。本发明进一步提供了组合物。
• Star polymer and lubricating composition thereof
  申请人：The Lubrizol Corporation

  公开号：EP2610332A1

  公开（公告）日：2013-07-03

  The present invention relates to a lubricating composition containing an oil of lubricating viscosity and a star polymer that has at least two inner blocks, at least one of which is in turn bonded to one or more outer blocks. The invention further relates to methods of lubricating a mechanical device with the lubricating composition.

  本发明涉及一种润滑组合物，其中含有具有润滑粘度的油和星形聚合物，星形聚合物具有至少两个内块，其中至少一个内块又与一个或多个外块粘合在一起。本发明还涉及用该润滑组合物润滑机械装置的方法。
• PROCESS FOR PREPARING INERT RAFT POLYMERS
  申请人：Universiteit Gent

  公开号：EP3018151A1

  公开（公告）日：2016-05-11

  This invention provides a process for preparing an inert RAFT polymer, comprising polymerizing a RAFT-polymerizable ethylenically unsaturated monomer in the presence of a thiocarbonylthio compound until the monomer conversion reaches a value between 40% and 90%, and further comprising, when such value has been reached, adding a 5-fold to 100-fold molar excess, with respect to the thiocarbonylthio compound, of a reducing agent capable of performing aminolysis of the thiocarbonylthio end groups of the polymer. This invention further relates to an inert RAFT polymer prepared by such process.

  本发明提供了一种制备惰性 RAFT 聚合物的工艺，包括在硫代羰基硫代化合物存在下聚合可进行 RAFT 聚合的乙烯基不饱和单体，直至单体转化率达到 40% 至 90% 之间的值，还包括在达到该值时，加入相对于硫代羰基硫代化合物摩尔过量 5 倍至 100 倍的还原剂，该还原剂能够对聚合物的硫代羰基硫代端基进行氨解。本发明还涉及一种通过上述工艺制备的惰性 RAFT 聚合物。