Valeriansaeure-N,N-di-n-propylamid | 14313-85-0

• 分子结构分类: 有机化合物 - 脂质和类脂质分子 - 脂肪酰基
• 英文名称: Valeriansaeure-N,N-di-n-propylamid
• 英文别名: N,N-dipropylpentanamide
• CAS: 14313-85-0
• 化学式: C₁₁H₂₃NO
• 分子量: 185.31
• InChiKey: RBMVCCBFSZZWLF-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.9
• 重原子数：
  13
• 可旋转键数：
  7
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.91
• 拓扑面积：
  20.3
• 氢给体数：
  0
• 氢受体数：
  1

文献信息

• DIGLYCOLAMIDE DERIVATIVES FOR SEPARATION AND RECOVERY OF RARE EARTH ELEMENTS FROM AQUEOUS SOLUTIONS
  申请人：UT-Battelle, LLC

  公开号：US20220002229A1

  公开（公告）日：2022-01-06

  Rare earth extractant compounds having the following structure: wherein R 1 , R 2 , R 3 , and R 4 are independently selected from alkyl groups containing 1-30 carbon atoms and optionally containing an ether or thioether linkage connecting between carbon atoms, provided that the total carbon atoms in R 1 , R 2 , R 3 , and R 4 is at least 12; R 5 and R 6 are independently selected from hydrogen atom and alkyl groups containing 1-3 carbon atoms; and provided that at least one of the conditions (i)-(iv) apply as follows: presence of a distal branched group in at least one of R 1 -R 4 (condition i), asymmetry in R 1 -R 4 (condition ii), presence of amine-containing ring (condition iii), or presence of lactam ring (condition iv). Also described are hydrophobic water-insoluble solutions containing at least one extractant compound of Formula (1), as well as method for extracting rare earth elements from aqueous solution by contacting the aqueous solution with the water-insoluble solution.

  具有以下结构的稀土萃取剂化合物：其中R1、R2、R3和R4分别从含有1-30个碳原子的烷基基团中独立选择，并且可选地包含连接碳原子之间的醚或硫醚连接，前提是R1、R2、R3和R4中的总碳原子至少为12；R5和R6分别从氢原子和含有1-3个碳原子的烷基基团中独立选择；并且至少应用以下条件中的一种（i）-（iv）：至少在R1-R4中的一个中存在远端支链基团（条件i），R1-R4中的不对称性（条件ii），存在胺基环（条件iii），或存在内酰胺环（条件iv）。还描述了包含至少一种Formula（1）的萃取剂化合物的疏水水不溶性溶液，以及通过将水不溶性溶液与水溶液接触来从水溶液中萃取稀土元素的方法。
• Lipophilic diglycolamide compounds for extraction of rare earth metals from aqueous solutions
  申请人：UT-Battelle, LLC

  公开号：US11040296B2

  公开（公告）日：2021-06-22

  A method for extracting rare earth metals (e.g., lanthanides and/or actinides) from aqueous solution, the method comprising: (i) acidifying an aqueous solution containing said rare earth metals with sulfuric acid to result in an acidified aqueous solution containing 1-12 M concentration of sulfuric acid; and (ii) contacting the acidified aqueous solution with an aqueous-insoluble hydrophobic solution comprising a rare earth extractant molecule dissolved in an aqueous-insoluble hydrophobic solvent to result in extraction of one or more of the rare earth metals into the aqueous hydrophobic solution, wherein the rare earth extractant molecule has the following structure: wherein R1, R2, R3, and R4 are independently selected from hydrocarbon groups containing 1-20 carbon atoms, provided that the total carbon atoms in R1, R2, R3, and R4 is at least 12; and R5 and R6 are independently selected from hydrogen atom and hydrocarbon groups containing 1-3 carbon atoms.

  一种从水溶液中提取稀土金属（如镧系元素和/或锕系元素）的方法，该方法包括镧系元素和/或锕系元素）的方法，该方法包括(i) 用硫酸酸化含有上述稀土金属的水溶液，以得到含有 1-12 M 浓度硫酸的酸化水溶液；(ii) 将酸化水溶液与不溶于水的疏水性溶液接触，该疏水性溶液包含溶解在不溶于水的疏水性溶剂中的稀土萃取剂分子，从而将一种或多种稀土金属萃取到疏水性溶液中，其中稀土萃取剂分子具有以下结构： 其中R1、R2、R3和R4独立地选自含有1-20个碳原子的烃基，条件是R1、R2、R3和R4中的碳原子总数至少为12；R5和R6独立地选自氢原子和含有1-3个碳原子的烃基。
• LIPOPHILIC DIGLYCOLAMIDE COMPOUNDS FOR EXTRACTION OF RARE EARTH METALS FROM AQUEOUS SOLUTIONS
  申请人：UT-Battelle, LLC

  公开号：US20190344198A1

  公开（公告）日：2019-11-14

  A method for extracting rare earth metals (e.g., lanthanides and/or actinides) from aqueous solution, the method comprising: (i) acidifying an aqueous solution containing said rare earth metals with sulfuric acid to result in an acidified aqueous solution containing 1-12 M concentration of sulfuric acid; and (ii) contacting the acidified aqueous solution with an aqueous-insoluble hydrophobic solution comprising a rare earth extractant molecule dissolved in an aqueous-insoluble hydrophobic solvent to result in extraction of one or more of the rare earth metals into the aqueous hydrophobic solution, wherein the rare earth extractant molecule has the following structure: wherein R 1 , R 2 , R 3 , and R 4 are independently selected from hydrocarbon groups containing 1-20 carbon atoms, provided that the total carbon atoms in R 1 , R 2 , R 3 , and R 4 is at least 12; and R 5 and R 6 are independently selected from hydrogen atom and hydrocarbon groups containing 1-3 carbon atoms.
• METHODS FOR SEPARATION AND RECOVERY OF RARE EARTH ELEMENTS FROM AQUEOUS SOLUTIONS USING DIGLYCOLAMIDE DERIVATIVES
  申请人：UT-Battelle, LLC

  公开号：US20220002840A1

  公开（公告）日：2022-01-06

  A method for extracting rare earth elements from aqueous solution, comprising: (i) acidifying an aqueous solution containing said rare earth elements with an inorganic acid to result in an acidified aqueous solution containing said rare earth elements and containing the inorganic acid in a concentration of 1-12 M, wherein said rare earth elements are selected from lanthanides, actinides, or combination thereof, and (ii) contacting the acidified aqueous solution with an aqueous-insoluble hydrophobic solution comprising a rare earth extractant compound dissolved in an aqueous-insoluble hydrophobic solvent to result in extraction of one or more of the rare earth elements into the aqueous-insoluble hydrophobic solution by binding of the rare earth extractant compound to the one or more rare earth elements, wherein the rare earth extractant compound has the following structure: provided that at least one of the conditions (a)-(d) applies.
• US3988472A
  申请人：——

  公开号：US3988472A

  公开（公告）日：1976-10-26