4-羟基-戊烷-1,3,4-三羧酸 | 859950-65-5

• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 羧酸及其衍生物
• 中文名称: 4-羟基-戊烷-1,3,4-三羧酸
• 英文名称: 4-hydroxy-pentane-1,3,4-tricarboxylic acid
• 英文别名: 4-Hydroxy-pentan-1,3,4-tricarbonsaeure；1-Hydroxy-1-methylbutane-1,2,4-tricarboxylic acid；1-hydroxy-1-methylbutane-1,2,4-tricarboxylic acid
• CAS: 859950-65-5
• 化学式: C₈H₁₂O₇
• 分子量: 220.179
• InChiKey: PLZSIMJBSGOWGN-UHFFFAOYSA-N

物化性质

• 沸点：
  391.8±42.0 °C(Predicted)
• 密度：
  1.546±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  -1.3
• 重原子数：
  15
• 可旋转键数：
  6
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.62
• 拓扑面积：
  132
• 氢给体数：
  4
• 氢受体数：
  7

反应信息

• 作为反应物：
  描述：

  4-羟基-戊烷-1,3,4-三羧酸 生成 2,5-二羟基-4-甲基-2,5-二氧代-3-呋喃丙酸
  参考文献：
  名称：

  Kuester; Weller, Chemische Berichte, 1914, vol. 47, p. 536

  摘要：

  DOI：
• 作为产物：
  描述：

  乙酰戊二酸二乙酯 在 盐酸 、 potassium cyanide 、 乙醚 作用下， 生成 4-羟基-戊烷-1,3,4-三羧酸
  参考文献：
  名称：

  Kuester; Weller, Hoppe-Seyler's Zeitschrift fur Physiologische Chemie, 1917, vol. 99, p. 235,236

  摘要：

  DOI：

文献信息

• Process for producing an oxide catalyst for oxidation or ammoxidation
  申请人：——

  公开号：US20030017944A1

  公开（公告）日：2003-01-23

  Disclosed is a process for producing an oxide catalyst comprising, as component elements, molybdenum (Mo), vanadium (V), at least one element selected from the group consisting of the two elements of antimony (Sb) and tellurium (Te), and niobium (Nb), wherein the process comprises providing an aqueous raw material mixture containing compounds of the component elements of the oxide catalyst, and drying the aqueous raw material mixture, followed by calcination, and wherein, in the aqueous raw material mixture, at least a part of the niobium compound as one of the compounds of the component elements is present in the form of a complex thereof with a complexing agent comprising a compound having a hydroxyl group bonded to an oxygen atom or a carbon atom. Also disclosed is a process for producing (meth)acrylonitrile or (meth)acrylic acid, which comprises performing the ammoxidation or oxidation of propane or isobutane in the gaseous phase in the presence of the oxide catalyst.

  本发明公开了一种制备氧化物催化剂的方法，其包含以下组分元素：钼（Mo）、钒（V）、选自锑（Sb）和碲（Te）两种元素组成的群组中至少一种元素，以及铌（Nb）。该方法包括提供含有氧化物催化剂组分元素化合物的水性原料混合物，并使水性原料混合物干燥，随后进行焙烧。在水性原料混合物中，至少有一部分铌化合物作为组分元素之一以与具有羟基键合到氧原子或碳原子的络合剂的络合物形式存在。本发明还公开了一种制备（甲基）丙烯腈或（甲基）丙烯酸的方法，其包括在氧化物催化剂的存在下，在气相中进行丙烷或异丁烷的氨氧化或氧化。
• LUBRICATING OIL COMPOSITION FOR TRANSMISSION
  申请人：Nippon Oil Corporation

  公开号：EP1598412A1

  公开（公告）日：2005-11-23

  A lubricating oil composition for transmissions comprises a lubricating base oil comprising (A) a lubricating base oil so adjusted to have a kinematic viscosity at 100°C of from 1.5 to 5 mm2/s and a %CN of from 10 to 60 (B) a mineral lubricating base oil having a kinematic viscosity at 100°C of from 10 to 50 mm2/s and a sulfur content of from 0.3 to 1 percent by mass and (C) a synthetic oil composed of carbon and hydrogen and having a number average molecular weight of from 2,000 to 20,000, in respective specific amounts and (D) an extreme pressure additive of from 0.05 to 2 percent by mass, based on the total amount of the composition, of comprising a phosphorus-based extreme pressure additive, a sulfur-based extreme pressure additive and/or a phosphorus-sulfur-based extreme pressure additive, wherein in the composition, the phosphorus content (P) is from 0.01 to 0.05 percent by mass, the total sulfur content (S) is from 0.05 to 0.3 percent by mass, and the P/S ratio is from 0.10 to 0.40. The lubricating oil composition has both excellent fuel economy performance and satisfactory durability for gears and bearings and furthermore excellent low temperature viscosity and oxidation stability.

  一种用于变速器的润滑油组合物包括一种润滑基础油，该基础油包括 (A) 一种润滑基础油，该基础油经过调整，在 100°C 时的运动粘度为 1.5 至 5 mm2/s，CN%为 10 至 60 (B) 一种矿物润滑基础油，该基础油在 100°C 时的运动粘度为 10 至 50 mm2/s，硫含量为 0.(C) 由碳和氢组成、平均分子量为 2,000 至 20,000 的合成油，其具体用量分别为 (D) 极压添加剂，其质量百分比为 0.其中包括磷基极压添加剂、硫基极压添加剂和/或磷硫基极压添加剂，在该组合物中，磷含量 (P) 为 0.01 至 0.05%（质量百分比），总硫含量 (S) 为 0.05 至 0.3%（质量百分比），P/S 比为 0.10 至 0.40。该润滑油组合物既具有出色的燃油经济性，又具有令人满意的齿轮和轴承耐久性，还具有出色的低温粘度和氧化稳定性。
• Lubricating oil composition for transmissions
  申请人：Nippon Oil Corporation

  公开号：EP2479249A1

  公开（公告）日：2012-07-25

  A lubricating oil composition for transmissions comprises a lubricating base oil comprising: (A) a lubricating base oil so adjusted to have a kinematic viscosity at 100 °C of from 1.5 to 5 mm2/s and a %CN of from 10 to 60 and a %CA of 1 or less, (B) a mineral lubricating base oil having a kinematic viscosity at 100 °C of from 10 to 50 mm2/s and a sulfur content of from 0.3 to 1 percent by mass, (C) a synthetic oil composed of carbon and hydrogen and having a number average molecular weight of from 2,000 to 20,000, and (D) from 0.05 to 2 percent by mass, based on the total amount of the composition of an extreme pressure additive comprising a phosphorus-based extreme pressure additive, a sulfur-based extreme pressure additive and/or a phosphorus-sulfur-based extreme pressure additive, wherein in the composition, the phosphorus content (P) is from 0.01 to 0.05 percent by mass, the total sulfur content (S) is from 0.05 to 0.3 percent by mass, and the P/S ratio is from 0.10 to 0.40. The lubricating oil composition has both excellent fuel economy performance and satisfactory durability for gears and bearings and furthermore excellent low temperature viscosity and oxidation stability.

  一种用于变速器的润滑油组合物包括一种润滑基础油，其中：(A) 一种润滑基础油，其在 100 °C 时的运动粘度为 1.(B) 矿物润滑基础油，其在 100 °C 时的运动粘度为 10 至 50 mm2/s，硫含量为 0.3 至 1%（质量百分比）；(C) 由碳和氢组成的合成油，其平均分子量为 2,000 至 20,000 ；以及 (D) 0.05%至 2%（质量百分比）的极压添加剂，该极压添加剂的组成包括磷基极压添加剂、硫基极压添加剂和/或磷硫基极压添加剂，其中，在该组合物中，磷含量（P）为 0.01%至 0.05%（质量百分比），总硫含量（S）为 0.05%至 0.3%（质量百分比），P/S 比为 0.10 至 0.40。该润滑油组合物既具有出色的燃油经济性，又具有令人满意的齿轮和轴承耐久性，还具有出色的低温粘度和氧化稳定性。
• Kuester; Weller, Chemische Berichte, 1914, vol. 47, p. 536
  作者：Kuester、Weller

  DOI：——

  日期：——
• W. Kuester in E. Abderhalden, Handbuch der biologischen Arbeitsmethoden, Abt. I, Tl. 8 <Berlin-Wien 1922>, S. 266
  作者：W. Kuester in E. Abderhalden

  DOI：——

  日期：——