Dimethyl-tetrafluoraceton-1,3-dicarboxylat | 67641-40-1

• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 酮酸及其衍生物
• 英文名称: Dimethyl-tetrafluoraceton-1,3-dicarboxylat
• 英文别名: dimethyl tetrafluoroacetone-1,3-dicarboxylate；Dimethyl 2,2,4,4-tetrafluoro-3-oxopentanedioate
• CAS: 67641-40-1
• 化学式: C₇H₆F₄O₅
• 分子量: 246.115
• InChiKey: CFHSTUMFEPHNDQ-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1.5
• 重原子数：
  16
• 可旋转键数：
  6
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.57
• 拓扑面积：
  69.7
• 氢给体数：
  0
• 氢受体数：
  9

反应信息

• 作为反应物：
  描述：

  Dimethyl-tetrafluoraceton-1,3-dicarboxylat 、 potassium carbonate 、 2-氯乙醇 以 正己烷 、 正戊烷 为溶剂， 生成 2,2-bis(methoxycarbonyldifluoromethyl)-1,3-dioxolane
  参考文献：
  名称：

  Halogenated 1,3-dioxolanes and derivatives

  摘要：

  本文揭示了一种特定式的卤代二氧戊烷，由此制成的二氧杂环己烷，该二氧杂环己烷的聚合物以及制备二氧戊烷的过程。

  公开号：

  US04810806A1

文献信息

• Dialkyl perfluoro-omega-fluoroformyl diesters and process for their preparation
  申请人：E.I. DU PONT DE NEMOURS AND COMPANY

  公开号：EP0048964A2

  公开（公告）日：1982-04-07

  Diesters of the formula: wherein R is CH3 or C2H5 and n is 0 to 10; vinyl ether monomers derived therefrom; copolymers of the vinyl ether monomers with one or more selected perfluorinated monoolefins; articles of manufacture made from the copolymers; process for making the diesters; process for using copolymer membranes in a chlor-alkali cell.

  式中的二酯 其中 R 为 CH3 或 C2H5，n 为 0 至 10；由其衍生的乙烯基醚单体；乙烯基醚单体与一种或多种选定的全氟单烯烃的共聚物；由共聚物制成的制成品；制造二酯的工艺；在氯碱池中使用共聚物膜的工艺。
• Dialkyl-perfluoro-omega-fluoroformyl diesters and monomers and polymers therefrom
  申请人：E.I. DU PONT DE NEMOURS AND COMPANY

  公开号：EP0087170A2

  公开（公告）日：1983-08-31

  Diesters of the formula: wherein R is CH3 or C2H5 and n is 0 to 10; vinyl ether monomers derived therefrom; copolymers of the vinyl ether monomers with one or more selected perfluorinated monoolefins; articles of manufacture made from the copolymers; process for making the diesters; process for using copolymer membranes in a chlor-alkali cell.

  式中的二酯 其中 R 为 CH3 或 C2H5，n 为 0 至 10；由其衍生的乙烯基醚单体；乙烯基醚单体与一种或多种选定的全氟单烯烃的共聚物；由共聚物制成的制成品；制造二酯的工艺；在氯碱池中使用共聚物膜的工艺。
• Procedure for the preparation of halogenated 1,3-dioxolanes
  申请人：E.I. DU PONT DE NEMOURS AND COMPANY

  公开号：EP0529741A1

  公开（公告）日：1993-03-03

  A process for preparing a dioxolane of the formula wherein: RFis a perfluorinated alkyl group having 1 to 14 carbon atoms and terminally substituted with -F, -Cl, -OR, -OC₆F₅, -SR', -SO₂R', -SO₂F, -N₃, -CN or -C(O)OR', or said perfluorinated alkyl group also containing ether oxygen, R'is an alkyl group of 1 to 4 carbon atoms; Ris an alkyl group of 1 to 4 carbon atoms, -CH₂CF₃ or -C₆H₅; Yis -H, -OR or -CF₂CF₂Z; and Zis -F, -N₃, -OC₆H₅, -SR' or -OC₆F₅; comprising contacting at a temperature of from about -20°C to about 80°C a 2-chloro- or 2-bromoethyl fluoroalkyl carboxylate having the formula RFCO₂CH₂CH₂X with a compound of the formula MY¹ in a suitable solvent; wherein Y¹ is -H, -OR or -CF₂CF₂Z; X is -Cl or -Br, and M is Na, Li, K or NR'₄ .

  一种制备式如下的二氧戊环的工艺 其中 RF是具有1至14个碳原子并被-F、-Cl、-OR、-OC₆F₅、-SR'、-SO₂R'、-SO₂F、-N₃、-CN或-C(O)OR'末端取代的全氟烷基，或所述全氟烷基还含有醚氧、 R'是 1 至 4 个碳原子的烷基； R 是 1 至 4 个碳原子的烷基、-CH₂CF₃ 或 -C₆H₅； Y是-H、-OR或-CF₂CF₂Z；以及 Z是-F、-N₃、-OC₆H₅、-SR'或-OC₆F₅； 包括在约 -20°C 至约 80°C 的温度下，将式 RFCO₂CH₂CH₂X 的 2-氯或 2-溴乙基氟烷基羧酸酯与式 MY¹ 的化合物在合适的溶剂中接触；其中 Y¹ 是-H、-OR 或-CF₂CF₂Z；X 是-Cl 或-Br，M 是 Na、Li、K 或 NR'₄ 。
• METHODS OF MAKING A POLYFLUORINATED ALLYL ETHER AND COMPOUNDS RELATING TO THE METHODS
  申请人：3M Innovative Properties Co.

  公开号：EP3896052A1

  公开（公告）日：2021-10-20

  A method includes combining first components including CF2=CF-CF2-OSO2CF3, a polyfluorinated carboxylic acid halide, and fluoride ion to provide a compound comprising at least one perfluorinated allyl ether group. A method includes combining second components comprising M(OSO2CF3)3 and hexafluoropropylene to provide CF2=CF-CF2-OSO2CF3, wherein M is Al or B. Another method includes combining second components including M(OSO2CF3)3 and hexafluoropropylene at a temperature above 0 °C to provide CF2=CF-CF2-OSO2CF3, wherein M is Al or B.

  一种方法包括将包括 CF2=CF-CF2-OSO2CF3、多氟羧酸卤化物和氟离子的第一组分结合起来，以提供包含至少一个全氟烯丙基醚基团的化合物。另一种方法包括在高于 0 °C 的温度下将包括 M(OSO2CF3)3 和六氟丙烯的第二组分结合，以提供 CF2=CF-CF2-OSO2CF3，其中 M 为 Al 或 B。
• Methods of making a polyfluorinated allyl ether and compounds relating to the methods
  申请人：3M INNOVATIVE PROPERTIES COMPANY

  公开号：US11292763B2

  公开（公告）日：2022-04-05

  A method includes combining first components including at least one of CF2═CF—CF2—OSO2Cl or CF2═CF—CF2—OSO2CF3, a polyfluorinated compound having at least one ketone or carboxylic acid halide, and fluoride ion to provide a compound comprising at least one perfluorinated allyl ether group. A method includes combining second components including B(OSO2Cl)3 and hexafluoropropylene to provide CF2═CF—CF2—OSO2Cl. Another method includes combining second components including M(OSO2CF3)3 and hexafluoropropylene at a temperature above 0° C. to provide CF2═CF—CF2—OSO2CF3, wherein M is Al or B. The compound CF2═CF—CF2—OSO2Cl is also provided.

  一种方法包括将包括CF2═CF-CF2-OSO2Cl或CF2═CF-CF2-OSO2CF3中的至少一种、具有至少一种酮或羧酸卤化物的多氟化合物和氟离子的第一组分结合起来，以提供包含至少一个全氟烯丙基醚基团的化合物。一种方法包括将包括 B(OSO2Cl)3和六氟丙烯在内的第二组分结合，以提供 CF2═CF-CF2-OSO2Cl。另一种方法包括在0℃以上的温度下将包括M(OSO2CF3)3和六氟丙烯在内的第二组分结合，以提供CF2═CF-CF2-OSO2CF3，其中M是Al或B。