四氢呋喃-2-羧酸-(2-乙基己基酯) | 100545-26-4

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 氧唑烯
• 中文名称: 四氢呋喃-2-羧酸-(2-乙基己基酯)
• 英文名称: tetrahydro-furan-2-carboxylic acid-(2-ethyl-hexyl ester)
• 英文别名: Tetrahydro-furan-2-carbonsaeure-(2-aethyl-hexylester)；Tetrahydro-furan-2-carboxylic acid 2-ethyl-hexyl ester；2-ethylhexyl oxolane-2-carboxylate
• CAS: 100545-26-4
• 化学式: C₁₃H₂₄O₃
• 分子量: 228.332
• InChiKey: AHZIMFSDJJIMMZ-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.7
• 重原子数：
  16
• 可旋转键数：
  8
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.92
• 拓扑面积：
  35.5
• 氢给体数：
  0
• 氢受体数：
  3

反应信息

• 作为产物：
  描述：

  alkaline earth salt of/the/ methylsulfuric acid 在 chromium(III) oxide 、 镍 作用下， 240.0 ℃ 、9.81 MPa 条件下， 生成 四氢呋喃-2-羧酸-(2-乙基己基酯)
  参考文献：
  名称：

  Moschkin, Voprosy Ispol'zovaniya Pentozansoderzhashchego Syr'ya, Trudy Vsesoyuznogo Soveshchaniya, 1955, p. 225,247

  摘要：

  DOI：

文献信息

• Composition containing heterocyclic compounds and a method of lubricating an internal combustion engine
  申请人：The Lubrizol Corporation

  公开号：US09982210B2

  公开（公告）日：2018-05-29

  The present invention relates to a lubricating composition containing (a) an oil of lubricating viscosity; and (b) a compound selected from the group consisting of: (i) an ester-containing heterocycle; (ii) an amide-containing heterocycle; and (iii) a pyrimidine, wherein the ester-containing heterocycle and the amide-containing heterocycle have a hydrocarbyl group containing 6 to 40 carbon atoms. The invention further provides for a method of supplying an internal combustion engine with the lubricating composition.

  本发明涉及一种润滑组合物，包含(a)润滑粘度油；和(b)从以下组合中选择的化合物：(i)含酯的杂环化合物；(ii)含酰胺的杂环化合物；和(iii)嘧啶，其中含酯的杂环化合物和含酰胺的杂环化合物具有含有6至40个碳原子的烃基。该发明还提供了一种向内燃机提供润滑组合物的方法。
• Cellulose Compound Film, Optical Compensation Sheet, Polarizing Plate, and Liquid Crystal Display Device
  申请人：Nozoe Yutaka

  公开号：US20070259134A1

  公开（公告）日：2007-11-08

  A cellulose compound film containing a cellulose compound having two or more substituents whose polarizability anisotropies Δα calculated by mathematical formula (1) are different from each other, wherein substitution degrees of the following substituents A and B in the cellulose compound satisfy relationship as defined by mathematical formula (A1), in which the substituent A has the lowest Δα and the substituent B has the highest Δα: Δ ⁢ ⁢ α = α ⁢ ⁢ x - α ⁢ ⁢ y + α ⁢ ⁢ z 2 Mathematical ⁢ ⁢ formula ⁢ ⁢ ( 1 ) wherein, in characteristic values obtained after diagonalization of polarizability tensor, αx is the largest component, αy is the second largest component, and αz is the smallest component; DS B 2+ DS B 3− DS B 6≧−0.1   Mathematical formula (A1) wherein DS B 2, DS B 3, and DS B 6 represent a substitution degree of the substituent B at the 2-, 3-, or 6-position of a β-glucose ring constituting unit of cellulose, respectively; and an optical compensation film, a polarizing plate, and a liquid crystal display device, using the cellulose compound film.

  一种纤维素化合物薄膜，其含有具有两个或更多取代基的纤维素化合物，其极化率各向异性Δα通过数学公式（1）计算得出，其中以下取代基A和B的取代度满足数学公式（A1）所定义的关系，其中取代基A具有最低的Δα，而取代基B具有最高的Δα：Δα = αx-αy + αz2数学公式（1）其中，在极化率张量对角化后获得的特征值中，αx是最大分量，αy是第二大分量，αz是最小分量;DSB2 + DSB3-DSB6≥-0.1数学公式（A1）其中DSB2、DSB3和DSB6分别表示取代基B在纤维素构成单位β-葡萄糖环的2-、3-或6-位置的取代度;以及使用该纤维素化合物薄膜的光学补偿膜、偏光板和液晶显示装置。
• Cellulose Acylate Film, Method of Producing the Same, Cellulose Derivative Film, Optically Compensatory Film Using the Same, Optically-Compensatory Film Incorporating Polarizing Plate, Polarizing Plate and Liquid Crystal Display Device
  申请人：Haruta Hiromoto

  公开号：US20090290100A1

  公开（公告）日：2009-11-26

  A method of producing a cellulose derivative film, the method comprising: forming a film with a solvent cast method from a dope including a cellulose derivative satisfying following conditions (a) and (b): (a) at least one among three hydroxyl groups included in a glucose unit of cellulose is substituted by a substituent of which a polarizability anisotropy Δα represented as following Expression (1) is 2.5×10 −24 cm 3 or higher: Expression (1): Δα=αx−(αy+αz)/2, wherein αx, αy and αz is as defined in the specification; and (b) when a substitution degree by a substituent of which Δα is 2.5×10 −24 cm 3 or higher is P A , and a substitution degree by a substituent of which Δα is lower than 2.5×10 −24 cm 3 is P B , the P A and P B satisfy following Expressions (3) and (4): Expression (3): 2P A +P B >3.0; and Expression (4): P A >0.2.

  一种生产纤维素衍生物薄膜的方法，该方法包括：使用包括满足以下条件（a）和（b）的纤维素衍生物的溶胶，通过溶剂浇铸法形成薄膜：（a）纤维素的葡萄糖单元中的三个羟基中的至少一个被取代为极化率各向异性Δα（以下表达式（1）表示）为2.5×10-24cm3或更高的取代基：表达式（1）：Δα=αx-（αy+αz）/ 2，其中αx，αy和αz如规范中定义的；并且（b）当Δα为2.5×10-24cm3或更高的取代基的取代度为PA时，Δα低于2.5×10-24cm3的取代基的取代度为PB，PA和PB满足以下表达式（3）和（4）：表达式（3）：2PA + PB> 3.0；表达式（4）：PA> 0.2。
• Method of lubricating an internal combustion engine
  申请人：The Lubrizol Corporation

  公开号：EP2610330A1

  公开（公告）日：2013-07-03

  The present invention relates to a lubricating composition comprising an oil of lubricating viscosity and 0.01 wt % to 10 wt % of a heterocycle having a hydrocarbyl group containing 6 to 40 carbon atoms, wherein the heterocycle is selected from the group consisting of: (i) an ester-containing heterocycle; (ii) an amide-containing heterocycle, and wherein the heterocycle is pyridine. The invention further provides for a method of supplying an internal combustion engine with the lubricating composition.

  本发明涉及一种润滑组合物，该组合物包含具有润滑粘度的机油和 0.01 重量％至 10 重量％的具有含 6 至 40 个碳原子的烃基的杂环，其中所述杂环选自由以下组成的组：(i) 含酯杂环；(ii) 含酰胺杂环，其中所述杂环为吡啶。本发明进一步提供了一种向内燃机提供润滑组合物的方法。
• Cellulose acylate film, optically compensatory film, polarizing plate and liquid crystal display
  申请人：Nishiura Yosuke

  公开号：US20070059458A1

  公开（公告）日：2007-03-15

  A cellulose acylate film is provided and satisfies the following relationships (I) and (II). The cellulose acylate film has a residual sulfuric acid content of 0 ppm to 100 ppm and contains a release accelerator in an amount of 10 ppm to 2,000 ppm. 0≦ Re (630)≦10 and | Rth (630)|≦25  (I) | Re (400)− Re (700)|≦10 and | Rth (400)− Rth (700)|≦35  (II) Re(λ) is an in-plane retardation value at a wavelength of λ nm, and Rth(λ) is a thickness-direction retardation value at a wavelength of λ nm.