2,4-二甲氧基戊烷 | 41021-50-5

• 分子结构分类: 有机化合物 - 有机氧化合物
• 中文名称: 2,4-二甲氧基戊烷
• 英文名称: 2,4-dimethoxypentane
• 英文别名: 2,4-Dimethoxy-pentan
• CAS: 41021-50-5
• 化学式: C₇H₁₆O₂
• 分子量: 132.203
• InChiKey: FIIWNFXKLFDYNT-UHFFFAOYSA-N

物化性质

• 沸点：
  66-67 °C(Press: 12 Torr)
• 密度：
  0.839±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.2
• 重原子数：
  9
• 可旋转键数：
  4
• 环数：
  0.0
• sp3杂化的碳原子比例：
  1.0
• 拓扑面积：
  18.5
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为反应物：
  描述：

  2,4-二甲氧基戊烷 在 氧气 、 一氧化二氮 作用下， 以 水 为溶剂， 生成 4-甲氧基-2-戊酮 、 2,4-dimethoxypentan-3-one 、 3-methoxy-1-methylbutyl formate 、 2,4-dimethoxy-2,4-dimethyloxetane
  参考文献：
  名称：

  Janik, Ireneusz; Ulanski, Piotr; Rosiak, Janusz M., Journal of the Chemical Society. Perkin Transactions 2 (2001), 2000, # 10, p. 2034 - 2040

  摘要：

  DOI：
• 作为产物：
  描述：

  3-甲氧基丁醛 生成 2,4-二甲氧基戊烷
  参考文献：
  名称：

  Evidence for Hydrogen Bonding of Peroxy Radicals. The Autoxidation of 2,4-Pentanediol and Related 2,4-Pentanes

  摘要：

  DOI：

  10.1021/jo01058a008

文献信息

• ORGANOMETALLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
  申请人：Samsung Electronics Co., Ltd.

  公开号：US20170033300A1

  公开（公告）日：2017-02-02

  An organometallic compound represented by Formula 1: wherein, in Formula 1, groups and variables are the same as described in the specification.

  由Formula 1表示的一个有机金属化合物： 在Formula 1中，各个基团和变量与说明书中描述的相同。
• CATALYST COMPONENT FOR OLEFIN POLYMERIZATION AND CATALYST THEREOF
  申请人：China Petroleum&Chemical Corporation

  公开号：EP3135697A1

  公开（公告）日：2017-03-01

  The present invention provides a catalyst component for olefin polymerization, obtained by a reaction of magnesium, titanium, halogen and an internal electron donor, the internal electron donor comprising an imine compound as shown in Formula Z. The present invention also provides a preparation method of the catalyst component, and a catalyst for olefin polymerization containing the same. When the catalyst of the present invention is used for olefin polymerization reaction, the catalyst has a high activity, and a slow rate of activity decay, and the obtained polymer has a high isotacticity index, and a wide molecular weight distribution.

  本发明提供了一种烯烃聚合催化剂组分，由镁、钛、卤素和内电子供体反应得到，内电子供体包括如式Z所示的亚胺化合物，本发明还提供了该催化剂组分的制备方法，以及含有该催化剂组分的烯烃聚合催化剂。本发明的催化剂用于烯烃聚合反应时，催化剂活性高，活性衰减速度慢，得到的聚合物等活度指数高，分子量分布广。
• CATALYST COMPONENT FOR PROPYLENE POLYMERIZATION, PREPARATION METHOD THEREFOR AND CATALYST HAVING SAME
  申请人：China Petroleum&Chemical Corporation

  公开号：EP3135699A1

  公开（公告）日：2017-03-01

  The present invention discloses a catalyst component for propene polymerization, comprising titanium, magnesium, halogen, and internal electron donor A, wherein said internal electron donor A is selected from the compouns as shown in Formula I, in Formula I, R is selected from hydrogen, hydroxyl, and substituted or unsubstituted C1-C30 hydrocarbyl, preferably from hydrogen, hydroxyl, and substituted or unsubstituted C1-C20 alkyl, C6-C30 aryl, C6-C30 heteroaryl, C7-C30 alkylaryl and C7-C30 arylalkyl; R1 and R2 may be identical to or different from each other, and are selected from hydrogen and substituted or unsubstituted C1-C30 hydrocarbyl, preferably from hydrogen and substituted or unsubstituted C1-C20 alkyl, C6-C30 aryl, C7-C30 alkylaryl and C7-C30 arylalkyl. According to the present invention, by using the compound as shown in Formula I as internal electron donor compound for propene polymerization, the catalyst has a higher activity, and a slow rate of delay of activity. The obtained polymer has not only a wider molecular weight distribution, but also a high melt index and isotacticity.

  本发明公开了一种用于丙烯聚合的催化剂组分，由钛、镁、卤素和内部电子供体 A 组成，其中所述内部电子供体 A 选自如式 I 所示的化合物、 在式 I 中，R 选自氢、羟基和取代或未取代的 C1-C30 碳氢基，优选选自氢、羟基和取代或未取代的 C1-C20 烷基、C6-C30 芳基、C6-C30 杂芳基、C7-C30 烷芳基和 C7-C30 芳烷基；R1和R2可以彼此相同或不同，并且选自氢和取代或未取代的C1-C30烃基，优选选自氢和取代或未取代的C1-C20烷基、C6-C30芳基、C7-C30烷芳基和C7-C30芳烷基。根据本发明，使用如式 I 所示的化合物作为丙烯聚合的内部电子供体化合物，催化剂具有更高的活性，并且活性延迟的速度较慢。所得到的聚合物不仅分子量分布更广，而且熔融指数和等活度都很高。
• HETEROPHASIC PROPYLENE POLYMERIC MATERIAL
  申请人：Sumitomo Chemical Company, Limited

  公开号：EP3495420A1

  公开（公告）日：2019-06-12

  A heterophasic propylene polymerization material comprising a propylene homopolymer component or a specific propylene copolymer component, and a specific ethylene-α-olefin copolymer component, in which (i) the amount of the xylene-soluble component is 40% by weight or more, (ii) the limiting viscosity [η]CXIS of the xylene-insoluble component is 1.50 dL/g or more, (iii) the ratio of the limiting viscosity [η]CXS of the xylene-soluble component to the limiting viscosity [η]CXIS of the xylene-insoluble component is 1.5 or less, and (iv) the content of monomer units derived from ethylene and α-olefins having 4 to 12 carbon atoms in the xylene-insoluble component is 6% by weight or more.

  一种异相丙烯聚合材料，包括丙烯均聚物组分或特定丙烯共聚物组分，以及特定乙烯-α-烯烃共聚物组分，其中(i)二甲苯可溶组分的量为40%（重量）或以上，(ii)二甲苯不溶组分的极限粘度[η]CXIS为1.(iii) 二甲苯可溶组分的极限粘度[η]CXS 与二甲苯不溶组分的极限粘度[η]CXIS 之比为 1.5 或以下，以及 (iv) 二甲苯不溶组分中来自乙烯和具有 4 至 12 个碳原子的 α-烯烃的单体单元的含量为 6%（重量比）或以上。
• CATALYST COMPONENT FOR USE IN OLEFIN POLYMERIZATION, CATALYST, AND APPLICATIONS THEREOF
  申请人：China Petroleum & Chemical Corporation

  公开号：EP3517553A1

  公开（公告）日：2019-07-31

  Disclosed is a catalyst component for olefin polymerization. The catalyst component comprises magnesium, titanium, halogen and an internal electron donor. The internal electron donor includes an imine compound with a ketone group as shown in Formula I. Disclosed further is a method of preparing the catalyst component, and a catalyst for olefin polymerization containing the catalyst component. When the catalyst is used in olefin polymerization reaction especially propene polymerization reaction, the catalyst has a high long-term activity and good hydrogen response, and the obtained polymer has characteristics of an adjustable isotactic index and a relatively wide molecular weight distribution.

  公开了一种用于烯烃聚合的催化剂组分。催化剂组分包括镁、钛、卤素和内部电子供体。内部电子供体包括如式 I 所示的带有酮基的亚胺化合物。进一步公开的是制备催化剂组分的方法，以及含有该催化剂组分的烯烃聚合催化剂。当催化剂用于烯烃聚合反应，特别是丙烯聚合反应时，催化剂具有较高的长期活性和良好的氢响应，得到的聚合物具有可调节的同素异形指数和相对较宽的分子量分布。