1,2-Benzenedicarboxylic acid, methyl octyl ester | 91485-83-5

• 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: 1,2-Benzenedicarboxylic acid, methyl octyl ester
• 英文别名: 1-O-methyl 2-O-octyl benzene-1,2-dicarboxylate
• CAS: 91485-83-5
• 化学式: C₁₇H₂₄O₄
• 分子量: 292.4
• InChiKey: SJMMDRTYFFDPBJ-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  5.6
• 重原子数：
  21
• 可旋转键数：
  11
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.53
• 拓扑面积：
  52.6
• 氢给体数：
  0
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  1,2-Benzenedicarboxylic acid, methyl octyl ester 生成 邻苯二甲酸
  参考文献：
  名称：

  Jinmei Pang, Huanjing kexue (Chin. J. Environ. Sci.), 15 (1994) N 3, S 88-90

  摘要：

  DOI：
• 作为产物：
  描述：

  邻苯二甲酸二辛酯 生成 1,2-Benzenedicarboxylic acid, methyl octyl ester
  参考文献：
  名称：

  Jinmei Pang, Huanjing kexue (Chin. J. Environ. Sci.), 15 (1994) N 3, S 88-90

  摘要：

  DOI：

文献信息

• Dicarboxylic diester, process for producing the same, and refrigerating machine lubricating oil comprising the ester
  申请人：Kawahara Yasuyuki

  公开号：US20050038283A1

  公开（公告）日：2005-02-17

  A diester represented by the formula wherein A represents a cyclohexane ring, cyclohexene ring or benzene ring, X is H or methyl group, R X and R Y are the same or different and each is C3-C18 branched-chain alkyl group, C1-C18 straight-chain alkyl group, C2-C18 straight-chain alkenyl or C3-C18 cycloalkyl, provided that when A is a benzene ring, R X and R Y are different from each other and —COOR X and —COOR Y are attached to two adjacent carbon atoms of the benzene ring, and having the following properties: 1) a total acid number of 0.05 mgKOH/g or less, 2) a sulfated ash content of 10 ppm or less, 3) a sulfur content of 20 ppm or less, 4) a phosphorus content of 20 ppm or less, 5) a peroxide value of 1.0 meq/kg or less, 6) a carbonyl value of 10 or less; 7) a volume resistivity of 1×10 11 Ω·cm or more, 8) a hydroxyl value of 3 mgKOH/g or less, and 9) a water content of 100 ppm or less, a process for preparing the same and a refrigerator lubricating oil comprising the diester.

  由以下公式表示的二酯，其中A代表环己烷环、环己烯环或苯环，X为H或甲基基团，RX和RY相同或不同，且每个均为C3-C18支链烷基基团、C1-C18直链烷基基团、C2-C18直链烯基或C3-C18环烷基，前提是当A为苯环时，RX和RY彼此不同，且—COORX和—COORY连接到苯环的两个相邻碳原子，并具有以下特性：1）总酸值为0.05 mgKOH/g或更低，2）硫酸盐灰分含量为10 ppm或更低，3）硫含量为20 ppm或更低，4）磷含量为20 ppm或更低，5）过氧化值为1.0 meq/kg或更低，6）羰基值为10或更低；7）体积电阻率为1×1011Ω·cm或更高，8）羟值为3 mgKOH/g或更低，9）水含量为100 ppm或更低，制备该二酯的方法以及包含该二酯的制冷剂润滑油。
• [EN] ASYMMETRIC CYCLIC DIESTER COMPOUNDS<br/>[FR] COMPOSÉS DIESTERS CYCLIQUES ASYMÉTRIQUES
  申请人：FERRO CORP

  公开号：WO2011071674A1

  公开（公告）日：2011-06-16

  Compounds useful as plasticizers and the synthesis thereof are disclosed. In general, the invention includes mixed alkyl/aryl asymmetric cyclic diesters where the aryl and alkyl ester moieties are attached to a cyclic structure at vicinal carbons. The invention also includes synthetic processes of making such compounds. Blends of these asymmetric cyclic diesters with other plasticizers are demonstrated to be of use in plasticizing polymers.

  本文披露了作为增塑剂有用的化合物及其合成方法。一般来说，该发明包括混合烷基/芳基不对称环状二酯，其中芳基和烷基酯基连接到环状结构的邻位碳上。该发明还包括制备这类化合物的合成过程。这些不对称环状二酯与其他增塑剂的混合物被证明在增塑聚合物中具有用途。
• Asymmetric Cyclic Diester Compounds
  申请人：Bradshaw John D.

  公开号：US20090312470A1

  公开（公告）日：2009-12-17

  Compounds useful as plasticizers and the synthesis thereof are disclosed. In general, the invention includes mixed alkyl/aryl diesters where the aryl and alkyl ester moieties are attached to a cyclic structure at vicinal carbons. The invention also includes synthetic processes of making such compounds.

  本发明揭示了作为增塑剂有用的化合物及其合成方法。总的来说，该发明包括混合的烷基/芳基二酯，其中芳基和烷基酯基团附着在环状结构上的邻位碳上。该发明还包括制备此类化合物的合成过程。
• 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。
• Catalyst for polymerization of olefins and process for polymerization of olefins using the same
  申请人：TOHO TITANIUM CO., LTD.

  公开号：EP0665243A2

  公开（公告）日：1995-08-02

  A catalyst for the polymerization of olefins comprising (A) a solid catalyst component essentially containing magnesium, titanium, an electron donor compound, and a halogen which is prepared by contacting a magnesium compound, a titanium halide compound, and an electron donor compound, (B) an organoaluminum compound, and (C) an organosilicon compound and a process for polymerizing an olefin using the same are disclosed, the organosilicon compound (C) being represented by formula (I): wherein R1 and R2, which may be the same or different, each represents an alkyl group having from 1 to 3 carbon atoms; and the cyclohexyl group and the cyclopentyl group may be substituted. Using the catalyst, a polyolefin having high stereoregularity and broad molecular weight distribution can be obtained in high yield.

  本发明公开了一种用于烯烃聚合的催化剂，该催化剂包括(A)基本上含有镁、钛、电子供体化合物和卤素的固体催化剂组分，该固体催化剂组分是通过镁化合物、卤化钛化合物和电子供体化合物接触制备的；(B)有机铝化合物；(C)有机硅化合物；以及使用该催化剂聚合烯烃的工艺，其中有机硅化合物(C)由式(I)表示： 其中 R1 和 R2 可以相同或不同，各自代表具有 1 至 3 个碳原子的烷基；环己基和环戊基可以被取代。使用该催化剂，可以高产率获得具有高立体规整度和宽分子量分布的聚烯烃。