5-methyl-1-undecyl-2-pyrrolidone

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 吡咯烷类
• 英文名称: 5-methyl-1-undecyl-2-pyrrolidone
• 英文别名: 5-Methyl-N-undecyl-2-pyrrolidone；5-methyl-1-undecylpyrrolidin-2-one
• 化学式: C₁₆H₃₁NO
• 分子量: 253.428
• InChiKey: CZANSEAJYFFNSZ-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  5.3
• 重原子数：
  18
• 可旋转键数：
  10
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.94
• 拓扑面积：
  20.3
• 氢给体数：
  0
• 氢受体数：
  1

反应信息

• 作为产物：
  描述：

  正十一胺 、 乙酰丙酸 在 5%-palladium/activated carbon 氢气 作用下， 150.0 ℃ 、6.0 MPa 条件下， 反应 18.0h， 以57.5%的产率得到5-methyl-1-undecyl-2-pyrrolidone
  参考文献：
  名称：

  Production of 5-methyl-1-hydrocarbyl-2-pyrrolidone by reductive amination of levulinic acid

  摘要：

  这项发明涉及一种生产5-甲基-1-R-2-吡咯烷酮或5-甲基-2-吡咯烷酮的方法，其中R为烃基或取代烃基，通过利用金属催化剂对左旋柳酸进行还原胺化反应，该金属催化剂可以选择性地支撑。

  公开号：

  US20040192933A1

文献信息

• Refrigerant compositions containing a compatibilizer
  申请人：——

  公开号：US20030209688A1

  公开（公告）日：2003-11-13

  The present invention provides compositions that are useful for compatibilizing a conventional, non-polar, compression refrigeration lubricant and a hydrofluorocarbon and/or hydrochlorofluorocarbon refrigerant in a compression refrigeration apparatus. Additionally, these compositions promote efficient return of lubricant from the non-compressor zones to the compressor zones of the aforesaid refrigeration apparatus.

  本发明提供了可用于在压缩制冷设备中将传统的非极性压缩制冷润滑剂与氢氟碳化合物和/或氢氯氟碳化合物制冷剂相容的组合物。此外，这些组合物还能促进润滑剂从上述制冷设备的非压缩机区高效返回压缩机区。
• Fluorocarbon, oxygenated and non-oxygenated lubricant, and compatibilizer composition, and method for replacing refrigeration composition in a refrigeration system
  申请人：——

  公开号：US20040041122A1

  公开（公告）日：2004-03-04

  The present invention relates to refrigerant compositions comprising a fluorocarbon, an oxygenated lubricant, a non-oxygenated lubricant, and a compatibilizer. The present invention further relates to methods for replacing a chlorofluorocarbon and/or hydrochlorofluorocarbon and a non-oxygenated lubricant composition with a fluorocarbon and an oxygenated lubricant composition in a compression refrigeration system without flushing residual non-oxygenated lubricant from the system

  本发明涉及由碳氟化合物、含氧润滑剂、非含氧润滑剂和相容剂组成的制冷剂组合物。本发明还涉及在压缩制冷系统中用碳氟化合物和含氧润滑剂组合物替代氯氟化碳和/或氢氯氟化碳及非含氧润滑剂组合物而无需冲洗系统中残留的非含氧润滑剂的方法
• Refrigerant compositions comprising performance enhancing additives
  申请人：——

  公开号：US20040099838A1

  公开（公告）日：2004-05-27

  The present invention is related to refrigerant and lubricant compositions containing performance-enhancing additives. The performance enhancing additives are found to improve the energy efficiency and capacity of vapor compression refrigeration and air conditioning systems, which utilize hydrofluorocarbon refrigerants (e.g. HFC-134a) and oxygenated refrigeration lubricants (e.g. POEs, PAGs and PVEs).

  本发明涉及含有性能增强添加剂的制冷剂和润滑剂组合物。性能增强添加剂可提高使用氢氟碳化合物制冷剂（如 HFC-134a）和含氧制冷润滑剂（如 POE、PAG 和 PVE）的蒸汽压缩制冷和空调系统的能效和容量。
• FLUOROCARBON, OXYGENATED AND NON-OXYGENATED LUBRICANT, AND COMPATIBILIZER COMPOSITION, AND METHOD FOR REPLACING REFRIGERATION COMPOSITION IN A REFRIGERATION SYSTEM
  申请人：——

  公开号：US20040108487A1

  公开（公告）日：2004-06-10

  The present invention relates to refrigerant compositions comprising a fluorocarbon, an oxygenated lubricant, a non-oxygenated lubricant, and a compatibilizer. The present invention further relates to methods for replacing a chlorofluorocarbon or hydrochlorofluorocarbon and a non-oxygenated lubricant composition with a fluorocarbon and an oxygenated lubricant composition in a compression refrigeration system without flushing residual non-oxygenated lubricant from the system

  本发明涉及由碳氟化合物、含氧润滑剂、非含氧润滑剂和相容剂组成的制冷剂组合物。 本发明还涉及在压缩制冷系统中用碳氟化合物和含氧润滑剂组合物替代氯氟化碳或氯氟烃和非含氧润滑剂组合物而不从系统中冲洗残留的非含氧润滑剂的方法
• REFRIGERANT COMPOSITIONS CONTAINING A COMPATIBILIZER AND USE THEREOF IN A COMPRESSION REFRIGERATION APPARATUS
  申请人：E.I. DU PONT DE NEMOURS AND COMPANY

  公开号：EP1451263A1

  公开（公告）日：2004-09-01