1-Ethyl 2-propyl 1,2-benzenedicarboxylate | 94491-97-1

• 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: 1-Ethyl 2-propyl 1,2-benzenedicarboxylate
• 英文别名: 1-O-ethyl 2-O-propyl benzene-1,2-dicarboxylate
• CAS: 94491-97-1
• 化学式: C₁₃H₁₆O₄
• 分子量: 236.26
• InChiKey: YNOQMANFEGIPDL-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3
• 重原子数：
  17
• 可旋转键数：
  7
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.38
• 拓扑面积：
  52.6
• 氢给体数：
  0
• 氢受体数：
  4

文献信息

• OLEFIN POLYMERIZATION CATALYST, PROCESS FOR PRODUCING OLEFIN POLYMER, POLYPROPYLENE RESIN COMPOSITION AND ARTICLE COMPRISING THE SAME
  申请人：SUMITOMO CHEMICAL COMPANY, LIMITED

  公开号：US20130109789A1

  公开（公告）日：2013-05-02

  An olefin polymerization catalyst is obtained by bringing the following components (A), (B) and (C) into contact with one another: (A) a solid catalyst component for olefin polymerization containing a titanium atom, a magnesium atom and a halogen atom; (B) an organoaluminum compound; and (C) a triether represented by formula (I). An olefin polymerization solid catalyst can be provided having a sufficiently high polymerization activity and an ability to produce an olefin polymer with a low content of low-molecular weight components and amorphous components.

  一种烯烃聚合催化剂是通过将以下组分（A）、（B）和（C）彼此接触而获得的：（A）用于烯烃聚合的固体催化剂组分，其中包含钛原子、镁原子和卤素原子；（B）有机铝化合物；以及（C）由式（I）表示的三醚。可以提供具有足够高的聚合活性和能够产生低分子量成分和非晶态成分含量低的烯烃聚合物的固体聚合催化剂。
• Method for producing polyolefins
  申请人：IDEMITSU PETROCHEMICAL CO. LTD.

  公开号：EP0206172A1

  公开（公告）日：1986-12-30

  A method for producing a polyolefin is disclosed which comprises polymerizing an a-olefin in the presence of a catalyst composition comprising (A) a solid catalyst component prepared by contacting (a) a solid component comprising a magnesium alkoxide and/or a magnesium salt of a fatty acid supported on an inorganic oxide composed of at least one member selected from the group consisting of oxides of elements belonging to Groups II, III and IV of the periodic table and/or a composite inorganic oxide containing at least one member selected from the group consisting of oxides of elements belonging to Groups II, III and IV of the periodic table, the inorganic oxide or composite inorganic oxide having a surface hydroxide concentration of 3 µmol/m2 or less, (b) an electron donating compound and (c) a titanium halide, (B) an organic metal compound, and (C) an electron donating compound. According to the method, a step of removing the catalyst residue from the polypropylene produced can be eliminated and the products have well balanced mechanical strength such as stiffness and impact strength.

  本发明公开了一种生产聚烯烃的方法，该方法包括在催化剂组合物存在下聚合 a-烯烃，该催化剂组合物包括(A)固体催化剂组分，该固体催化剂组分通过与(a)固体组分接触制备，该固体组分包括支撑在无机氧化物上的烷氧化镁和/或脂肪酸镁盐，该无机氧化物由至少一种选自元素周期表中属于第 II、III 和 IV 族的元素的氧化物所组成的组的成员组成，和/或含有至少一种选自元素周期表中属于第 II、III 和 IV 族的元素的氧化物所组成的组的成员的复合无机氧化物、或复合无机氧化物，该无机氧化物或复合无机氧化物的表面氢氧化物浓度为 3 µmol/m2 或更低，(b)电子捐赠化合物和(c)卤化钛，(B)有机金属化合物和(C)电子捐赠化合物。 根据该方法，可以省去从生产的聚丙烯中去除催化剂残留物的步骤，产品具有良好的机械强度平衡，如刚度和冲击强度。
• Method for producing butene-1 polymer
  申请人：IDEMITSU PETROCHEMICAL CO. LTD.

  公开号：EP0257131A2

  公开（公告）日：1988-03-02

  A process for producing a butene-1 polymer is disclosed which is characterized in that, in a process for producing a homopolymer of butene-1 or a copolymer of butene-1 and an α-­olefin other than the butene-1 in the presence a catalyst obtained from a solid catalyst component (A), an organic aluminium compound (B) and an electron donating compound (C) and under the condition of vapor phase polymerization, the solid catalyst component (A) is a non-layer solid catalyst component obtained by producing a carrier by chlorinating at least one kind of organic magnesium compounds represented by formula MgRʹRʺ (1) wherein Rʹ and Rʺ, which may be the same or different, each represent an alkyl group having 1 to 20 carbon atoms, with at least one kind of chlorinating agents, the carrier produced is contacted in the presence of the electron donor with a titanic halide at a temperature of -25 to + 180°C, and the electron donating compound (C) is a heterocyclic compound represented by wherein R¹ and R⁴ each represent a hydrocarbon group, and R², R³ and R⁵ each represent a hydrogen atom or a hydrocarbon group, and reaction temperature as the vapor phase polymerization condition is from 45 to 70°C.

  本发明公开了一种生产丁烯-1聚合物的工艺，其特征在于，在由固体催化剂组分(A)、有机铝化合物(B)和电子捐赠化合物(C)得到的催化剂存在下，在气相聚合条件下，生产丁烯-1均聚物或丁烯-1与丁烯-1以外的α-烯烃共聚物的工艺中，固体催化剂组分(A)是通过氯化至少一种由式表示的有机镁化合物生产载体而得到的非层状固体催化剂组分。 MgRʹRʺ (1) 其中 Rʹ和 Rʺ（可以相同或不同）分别代表具有 1 至 20 个碳原子的烷基，与至少一种氯化剂一起，在电子供体存在的情况下，在-25 至 + 180°C 的温度下，将所生产的载体与卤化钛接触，电子供体化合物 (C) 是由以下式子表示的杂环化合物 其中 R¹ 和 R⁴ 各代表一个烃基，R²、R³ 和 R⁵ 各代表一个氢原子或烃基，作为气相聚合条件的反应温度为 45 至 70°C。
• A solid catalyst component for the polymerization of olefins and an olefin polymerization catalyst
  申请人：TOHO TITANIUM CO. LTD.

  公开号：EP0297163A1

  公开（公告）日：1989-01-04

  A solid catalyst component prepared by washing a solid substance, which has been obtained by reacting diethoxymagnesium (a) suspended in an alkylbenzene (b) with titanium tetracloride (c) in an amount less than l/2 of the alkylbenzene (b) in a ratio by volume and a phthalic diester (d) at a temperature within the range of 80-l35°C, with an alkylbenzene, and thereafter reacting the solid substance in a presence of an alkylbenzene (b) with titanium tetrachloride (c) in an amount less than l/2 of the alkylbenzene (b) in a ratio by volume as well as an olefin polymerization catalyst comprising (A) the solid catalyst component specified above, (B) a silicon compound of the general formula:     SiRm(OAlk)4-m wherein R is a group selected from an alkyl group, a cycloalkyl group, an aryl group and vinyl group, Alk is an alkyl group and m is 0 or an integer of l-3, with the proviso that when R is an alkyl group, R may be identical with Alk and when m is l, 2 or 3, the R groups and/or the Alk groups may respectively be identical or different, and (C) an organoaluminum compound. This catalyst is capable of exhibiting a high polymerization activity combined with a high stereospecific performance and producing stereoregular olefin polymers in a high yield.

  一种固体催化剂组分，其制备方法是：将悬浮于烷基苯（b）中的二乙氧基镁（a）与四氯化钛（c）（按体积比，其用量少于烷基苯（b）的 l/2）和邻苯二甲酸二酯（d）在 80-l35°C 范围内的温度下反应，然后将固体物质与烷基苯（b）和四氯化钛（c）（按体积比，其用量少于烷基苯（b）的 l/2）反应、与烷基苯反应，然后在有烷基苯（b）存在的情况下，使固体物质与四氯化钛（c）反应，四氯化钛（c）的用量按体积比少于烷基苯（b）的 l/2，以及烯烃聚合催化剂，烯烃聚合催化剂包括 (A) 上述固体催化剂组分、 (B) 通式如下的硅化合物 SiRm(OAlk)4-m 其中 R 是选自烷基、环烷基、芳基和乙烯基的基团，Alk 是烷基，m 是 0 或 l-3 的整数，但当 R 是烷基时，R 可与 Alk 相同，当 m 是 l、2 或 3 时，R 基团和/或 Alk 基团可分别相同或不同，以及 (C) 有机铝化合物。 这种催化剂能表现出较高的聚合活性和较高的立体特异性能，并能以较高的产率生产立体配位的烯烃聚合物。
• Composition of polybutene-1 and process for preparing same
  申请人：IDEMITSU PETROCHEMICAL COMPANY LIMITED

  公开号：EP0419874A2

  公开（公告）日：1991-04-03

  Disclosed is a composition of polybutene-1 comprised of a polymer resulting from preliminarily polymerization of a small amount of an α -olefin, which has an intrinsic viscosity [η ]p of 7 dl/gram or lower, as measured at 135°C in a decalin solution; and a homopolymer of butene-1 or a copolymer of butene-1 and 20% by weight of an α -olefin other than butene-1, the composition of polybutene-1 having an intrinsic viscosity [ η ]t of 0.5 - 7.0 dl/gram, when measured at 135 °C in a decalin solution, and satisfying the following relationship with respect to the intrinsic viscosity [η ]p: [η ]p ≦ 2.5 x [η ]r. The composition is prepared by preliminarily polymerizing the α -olefin in the presence of a catalyst obtainable from a solid catalyst component containing magnesium, a halogen and titanium, an organoaluminium compound and an electron donor to be added as needed, and hydrogen, yielding a polymer resulting from preliminary polymerization having the intrinsic viscosity [η ]p of 7 dl/gram or less, as measured at 135 °C in a decalin solution; and then by polymerizing butene-1 or a mixture of butene-1 and an α -olefin other than butene-1 with the polymer resulting from preliminary polymerization in the presence of the catalyst used in preliminary polymerization and a catalyst obtainable from the organoaluminium compound and the electron donor so as to contain the polymer resulting from preliminary polymerization at a rate ranging from 0.005% to 5.0% by weight with respect to the weight of the composition of polybutene-1. The composition provides resulting films with highly improved appearance and with a lesser number of gel and fish eyes.

  本发明公开了一种聚丁烯-1 的组合物，该组合物由少量 α - 烯烃初步聚合而成的聚合物组成，α - 烯烃的固有粘度[η ]p 为 7 分升/克或更低，在 135°C 的癸醛溶液中测量；以及丁烯-1 的均聚物或丁烯-1 与 20%（重量）除丁烯-1 之外的 α - 烯烃的共聚物，聚丁烯-1 的组成具有 0.5 - 7.0 分升/克，在 135 °C癸醛溶液中测量，并满足以下与固有粘度[η ]p 的关系：[η ]p ≦ 2.5 x [η ]r。本发明组合物的制备方法是：在含有镁、卤素和钛、有机铝化合物和电子供体的固体催化剂组分以及氢的存在下，使 α - 烯烃初步聚合，得到的初步聚合聚合物的固有粘度[η ]p 为 7 分升/克或更低，该粘度是在 135℃的癸醛溶液中测得的；然后将丁烯-1 或丁烯-1 和除丁烯-1 之外的 α 烯烃的混合物与初步聚合所得聚合物在初步聚合所用催化剂和可从有机铝化合物和电子供体中获得的催化剂存在下进行聚合，以便以 0.005% 至 5.0% （按聚丁烯-1 组合物重量计）。这种组合物所制成的薄膜外观大为改善，凝胶和鱼眼的数量也较少。