1-methyl-3-t-butyl-1,3-cyclopentadiene | 773080-45-8

• 分子结构分类: 有机化合物 - 碳氢化合物 - 不饱和烃
• 英文名称: 1-methyl-3-t-butyl-1,3-cyclopentadiene
• 英文别名: 1-methyl-3-tert-butyl-cyclopentadiene；3-tert-butyl-1-methyl-cyclopentadiene；1-methyl-3-tert-butylcyclopentadiene；3-tert-butyl-1-methylcyclopentadiene；t-butyl-methylcyclopentadiene；3-tert-Butyl-1-methylcyclopenta-1,3-diene
• CAS: 773080-45-8
• 化学式: C₁₀H₁₆
• 分子量: 136.237
• InChiKey: FSJVREFHLVPDCB-UHFFFAOYSA-N

物化性质

• 沸点：
  166.8±7.0 °C(Predicted)
• 密度：
  0.864±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  3
• 重原子数：
  10
• 可旋转键数：
  1
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.6
• 拓扑面积：
  0
• 氢给体数：
  0
• 氢受体数：
  0

反应信息

• 作为反应物：
  描述：

  1-methyl-3-t-butyl-1,3-cyclopentadiene 在 正丁基锂 、 ammonium chloride 作用下， 以 乙醚 、 正己烷 为溶剂， 以31%的产率得到6-dimethylamino-2-methyl-4-tert-butyl-fulvene
  参考文献：
  名称：

  Carbon-bridged cyclopentadienyl-fluorenyl ligands

  摘要：

  本发明揭示了一种制备具有单碳桥的取代环戊二烯基萤石催化剂组分的高效方法。

  公开号：

  EP1734059A1
• 作为产物：
  描述：

  3-(tert-butyl)cyclopent-2-en-1-one 在 盐酸 、 甲基溴化镁 、 碳酸氢钠 作用下， 以 乙醚 为溶剂， 以70%的产率得到1-methyl-3-t-butyl-1,3-cyclopentadiene
  参考文献：
  名称：

  PROCESS FOR PRODUCING PROPYLENE POLYMER

  摘要：

  公开号：

  EP1803742B1

文献信息

• PROPYLENE COPOLYMER, POLYPROPYLENE COMPOSITION AND USES THEREOF, TRANSITION METAL COMPOUND AND OLEFIN POLYMERIZATION CATALYST
  申请人：Ikenaga Shigenobu

  公开号：US20080312461A1

  公开（公告）日：2008-12-18

  A transition metal compound represented by the following formula (2a):

  一个以以下公式（2a）表示的过渡金属化合物：
• Catalyst components and their use in the polymerization of olefins
  申请人：Marin Vladimir

  公开号：US20050148460A1

  公开（公告）日：2005-07-07

  Catalyst compositions and processes for the polymerization of ethylenically unsaturated monomers to produce polymers specific to the polymerization of propylene to produce isotactic polypropylene and copolymer, specifically an ethylene-propylene copolymer. An olefin polymerization catalyst is characterized by the formula: B(FluA)MQ n wherein Flu is a fluorenyl group substituted at the 4(5) position by a bulky hydrocarbyl group having at least 3 carbon atoms, A is a substituted or unsubstituted cyclopentadienyl or indenyl group or a heteroorgano group, XR, in which X is a heteroatom from Group 15 or 16 such as nitrogen. R is an alkyl group or cycloalkyl group or a mononuclear aromatic group which may be substituted or unsubstituted. B is a structural bridge which imparts stereorigidity to the ligand structure. The bridge B is characterized by the formula ER′R″, in which E is a carbon, silicon or germanium atom, and R′ and R″ are each independently an alkyl group, an aromatic group or a cycloalkyl group. M is a Group 4 or Group 5 transition metal such as titanium, zirconium or hafnium. Q is chlorine, bromine, iodine, an alkyl group, an amino group or an aromatic group. n is 1 or 2. The fluorenyl group may be substituted at both of the 4 or 5 positions with a bulky hydrocarbyl group containing at least 3 carbon atoms. A may take the form of an indenyl group which is substituted or unsubstituted, or a cyclopentadienyl group which is substituted at the 3 or the 3 and 5 positions. The fluorenyl group may be mono-substituted at the 4 (or 5) position and is otherwise unsubstituted or is di-substituted at the 2,7 positions with alkyl or phenyl or substituted phenyl groups.

  催化剂组合物和用于聚合乙烯不饱和单体以产生特定于聚丙烯聚合的聚合物以及共聚物的过程，特别是乙烯-丙烯共聚物的过程。烯烃聚合催化剂的特征是以下公式：B(FluA)MQn，其中Flu是在4(5)位置被至少具有3个碳原子的笨重烃基取代的芴基团，A是取代或未取代的环戊二烯基或茚基团或杂原有机基，XR，其中X是来自第15或16族的氮等杂原子。R是烷基或环烷基或可能是取代或未取代的单核芳基。B是一种结构桥，赋予配体结构立体刚性。桥B的特征是以下公式ER′R″，其中E是碳、硅或锗原子，R′和R″各自独立地是烷基、芳基或环烷基。M是第4或第5族过渡金属，如钛、锆或铪。Q是氯、溴、碘、烷基、氨基或芳基。n为1或2。芴基团可以在4或5位置都被至少含有3个碳原子的笨重烃基取代。A可以采取取代或未取代的茚基，或者在3或3和5位置取代的环戊二烯基的形式。芴基团可以在4(或5)位置被单取代，否则未取代或在2,7位置与烷基或苯基或取代苯基团二取代。
• Propylene copolymer, polypropylene composition, and uses thereof, transition metal compounds and catalyst for olefin polymerization
  申请人：Ikenaga Shigenobu

  公开号：US20060276607A1

  公开（公告）日：2006-12-07

  The present invention provides a propylene/1-butene random copolymer (PBR) having excellent flexibility, impact resistance, heat resistance and low-temperature heat-seal properties, a polypropylene composition containg the copolymer, a sheet, film or stretched film comprising the composition and a composite film having a layer of the composition. The propylene/1-butene random copolymer contains 60 to 90 mol % of propylene units and 10 to 40 mol % of 1-butene units and has a triad isotacticity of not less than 85% and not more than 97.5%, a molecular weight distribution (Mw/Mn) of from 1 to 3, an intrinsic viscosity of from 0.1 to 12 dl/g, a melting point (Tm) of from 40 to 120° C., and satisfies the following relation 146 exp(−0.022M)≧ Tm ≧125 exp(−0.032M) wherein Tm represents a melting point and M (mol %) represents a content of 1-butene constituent units. The invention, further, provides a transition metal compound useful as an olefin polymerization catalyst and an olefin polymerization catalyst containing the transition metal compound. The transition metal compound is represented by the following formula (2a): wherein each of R 1 and R 3 is hydrogen, R 2 and R 4 are selected from a hydrocarbon group and silicon-containing group, R 5 to R 13 are selected from hydrogen, a hydrocarbon group and silicon-containing group, and adjacent substituent groups R 5 to R 12 may be linked to form a ring. R 14 is an aryl group, and R 13 and R 14 may be linked to form a ring. M is a Group 4 transition metal, Y is a carbon atom, Q is halogen, etc, and j is an integer of 1 to 4.

  本发明提供一种具有优异的柔韧性、抗冲击性、耐热性和低温热封性能的丙烯/1-丁烯随机共聚物（PBR），以及包含该共聚物的聚丙烯组合物、由该组合物制成的片材、薄膜或拉伸膜以及具有该组合物层的复合膜。该丙烯/1-丁烯随机共聚物含有60到90摩尔％的丙烯单元和10到40摩尔％的1-丁烯单元，三元等规度不小于85％且不大于97.5％，分子量分布（Mw/Mn）为1到3，固有粘度为0.1到12 dl/g，熔点（Tm）为40到120℃，并满足以下关系式146 exp（-0.022M）≥Tm≥125 exp（-0.032M），其中Tm表示熔点，M（摩尔％）表示1-丁烯组分单元的含量。本发明还提供一种过渡金属化合物，可用作烯烃聚合催化剂，以及含有该过渡金属化合物的烯烃聚合催化剂。该过渡金属化合物由以下式（2a）表示：其中R1和R3分别为氢，R2和R4选自烃基和含硅基，R5到R13选自氢、烃基和含硅基，相邻的取代基R5到R12可连接形成环。R14为芳基，R13和R14可连接形成环。M为4族过渡金属，Y为碳原子，Q为卤素等，j为1到4的整数。
• Process for Producing Propylene Polymer
  申请人：Funaya Munehito

  公开号：US20080097055A1

  公开（公告）日：2008-04-24

  A high molecular weight propylene polymer exhibiting high stereoregularity (isotactic) and high position selectivity can be effectively produced by polymerizing at least one monomer selected from propylene, α-olefins and polyenes in the presence of a catalyst for olefin polymerization comprising: (A) a bridged metallocene compound represented by the General Formula [I] given in claims (diphenylmethylene(3-tert-butyl-5-ethyl-cyclopentadienyl)(fluorenyl)zirconium dichloride, etc.); and (B) one or more compound(s) selected from (b-1) an organoaluminumoxy compound (b-2) a compound which reacts with the bridged metallocene compound (A) to form an ion pair, and (b-3) an organoaluminum compound.

  高分子量的丙烯聚合物表现出高立构性和高位置选择性，可通过在具有烯烃聚合催化剂的存在下聚合至少选择自丙烯，α-烯烃和多烯之一的单体来有效地生产，所述烯烃聚合催化剂包括：（A）一种由通用式[I]所表示的桥式金属茂化合物（例如，二苯基甲基（3-叔丁基-5-乙基环戊二烯基）（芴基）锆二氯化物）；和（B）一种或多种选择自（b-1）有机铝氧化合物（b-2）与桥式金属茂化合物（A）反应形成离子对的化合物，以及（b-3）有机铝化合物的化合物。
• Ethylene and alpha-olefins polymerisation catalyst system based on fluorenyl ligand
  申请人：Razavi Abbas

  公开号：US20100016528A1

  公开（公告）日：2010-01-21

  The present invention discloses a catalyst system comprising a cyclopentadienyl-£luorenyl-based catalyst component wherein the cyclopentadienyl is di-substituted and the fluorenyl is monosubstituted. It also discloses its method of preparation and its use in the polymerisation of ethylene.

  本发明揭示了一种催化剂体系，包括一个基于环戊二烯基-芴基的催化剂组分，其中环戊二烯基是双取代的，芴基是单取代的。它还揭示了其制备方法及其在乙烯聚合中的应用。