furan-3,4-dicarboxylic acid dibutyl ester | 107821-61-4

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 呋喃
• 英文名称: furan-3,4-dicarboxylic acid dibutyl ester
• 英文别名: Furan-3,4-dicarbonsaeure-dibutylester；Dibutyl 3,4-furandicarboxylate；dibutyl furan-3,4-dicarboxylate
• CAS: 107821-61-4
• 化学式: C₁₄H₂₀O₅
• 分子量: 268.31
• InChiKey: MBEAJCADYVDFCS-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.2
• 重原子数：
  19
• 可旋转键数：
  10
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.57
• 拓扑面积：
  65.7
• 氢给体数：
  0
• 氢受体数：
  5

反应信息

• 作为产物：
  描述：

  alkaline earth salt of/the/ methylsulfuric acid 在 四氯化碳 、 铂 作用下， 生成 furan-3,4-dicarboxylic acid dibutyl ester
  参考文献：
  名称：

  Selective hydrogenation

  摘要：

  公开号：

  US02866794A1

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：
• Olefin block copolymers processes for producing the same and uses thereof
  申请人：——

  公开号：US20030055179A1

  公开（公告）日：2003-03-20

  The present invention provides polymers having any one of properties including affinity for metals or polar resins, impact resistance, mar resistance, heat resistance, rigidity, oil resistance, transparency, anti-fogging properties, electric insulating properties, high breakdown voltage, coating properties, low-temperature flexibility, moldability, environmental degradation, fluidity and dispersibility, and provides a process for preparation thereof. The olefin block copolymers (A-1) of the invention are represented by the formula (I) PO 1 —g 1 —B 1 (I) (wherein PO 1 is a segment composed of repeating units derived from an olefin having 2 to 20 carbon atoms, g 1 is an ester, ether, amide, imide, urethane, urea, silylether or carbonyl linkage, and B 1 is a segment containing an unsaturated hydrocarbon or a hetero atom). The olefin block copolymers are suitable for uses in adhesives; various molded articles such as construction and civil engineering materials, automobile interior and exterior materials, gasoline tanks, electric and electronic parts, medical care and sanitation materials, materials of miscellaneous goods, resin materials having environmental degradation properties, films and sheets; modifiers and dispersions.

  本发明提供了具有以下任一性质的聚合物，包括对金属或极性树脂的亲和性，抗冲击性，抗刮伤性，耐热性，刚度，耐油性，透明性，防雾性能，电绝缘性能，高击穿电压，涂料性能，低温柔性，可塑性，环境降解性，流动性和分散性，并提供其制备方法。本发明的烯烃嵌段共聚物（A-1）由公式（I）表示：PO1-g1-B1（I）（其中PO1是由具有2至20个碳原子的烯烃衍生的重复单元组成的片段，g1是酯，醚，酰胺，亚胺，脲，硅醚或羰基连接，B1是含有不饱和碳氢化合物或杂原子的片段）。烯烃嵌段共聚物适用于粘合剂；各种成型品，如建筑和土木工程材料，汽车内外饰料，汽油箱，电子和电气零件，医疗保健和卫生材料，杂货物料，具有环境降解性能的树脂材料，薄膜和片材；改性剂和分散剂。
• 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。
• Catalyst composition for use in the polymerization of olefins
  申请人：MITSUI PETROCHEMICAL INDUSTRIES, LTD.

  公开号：EP0115195A1

  公开（公告）日：1984-08-08

  A catalyst composition composed of (A) a magnesium-containing solid titanium catalyst component, containing as essential ingredients, magnesium, titanium, a halogen and an electron donor selected from a cyclic mono- or poly-ester (a), (b), (c), (d), (e) and (f) as specified in the claims, (B) an organoaluminium compound catalyst component, and (C) an organic silicon compound catalyst component having an Si-O-C or Si-N-C bond is useful in the production of olefin polymers by the polymerization of at least one olefin and optionally at least one diolefin.

  一种催化剂组合物，其组成包括(A)含镁固体钛催化剂组分，其基本成分为镁、钛、卤素和电子供体，电子供体选自权利要求中所述的环状单酯或聚酯(a)、(b)、(c)、(d)、(e)和(f)、(C) 具有 Si-O-C 或 Si-N-C 键的有机硅化合物催化剂组分，用于通过聚合至少一种烯烃和任选至少一种二 烯烃生产烯烃聚合物。
• Vulcanizable rubber composition
  申请人：MITSUI PETROCHEMICAL INDUSTRIES, LTD.

  公开号：EP0559218A1

  公开（公告）日：1993-09-08

  There is provided a composition comprising a higher a-olefin copolymer (1) obtained by copolymerization in the presence of a specific olefin polymerization catalyst of a specific higher α-olefin, a specific α,ω-diene of the formula (I) and a specific non-conjugated diene of the formula (II), and a rubber (2) selected from the group consisting of a diene rubber, an ethylene/a-olefin copolymer, a nitrile rubber and a hydrogenated nitrile rubber. The composition is excellent in workability strength characteristics, weatherability, ozone resistance and dynamic fatigue resistance, as well as excellent in adhesive properties to fiber and in vibration-insulating properties and damping properties.

  本发明提供了一种组合物，该组合物包括在特定烯烃聚合催化剂存在下通过共聚特定高 级 α 烯烃、特定式 (I) α，ω-二烯和特定式 (II) 非共轭二烯而获得的高 级 a 烯烃共聚物 (1)，以及选自由二烯橡胶、乙烯/a 烯烃共聚物、丁腈橡胶和氢 化丁腈橡胶组成的组的橡胶 (2)。该组合物具有优异的可加工性、强度特性、耐候性、耐臭氧性和抗动态疲劳性，同时还具有优异的纤维粘合特性、隔振特性和阻尼特性。