2,2,3,3,4,4-Hexafluoro-4-(1,2,2,2-tetrafluoroethoxy)butanoic acid | 919005-52-0

• 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: 2,2,3,3,4,4-Hexafluoro-4-(1,2,2,2-tetrafluoroethoxy)butanoic acid
• 英文别名: 2,2,3,3,4,4-hexafluoro-4-(1,2,2,2-tetrafluoroethoxy)butanoic acid
• CAS: 919005-52-0
• 化学式: C₆H₂F₁₀O₃
• 分子量: 312.064
• InChiKey: PXWZCOGAGRNSPS-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.4
• 重原子数：
  19
• 可旋转键数：
  5
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.83
• 拓扑面积：
  46.5
• 氢给体数：
  1
• 氢受体数：
  13

反应信息

• 作为反应物：
  描述：

  甲醇 、 2,2,3,3,4,4-Hexafluoro-4-(1,2,2,2-tetrafluoroethoxy)butanoic acid 在 硫酸 作用下， 生成 Decafluor-6H-5-oxa-heptansaeure-methylester
  参考文献：
  名称：

  [EN] FLUORINATED ETHER COMPOUNDS AND METHODS OF USING THE SAME
  [FR] COMPOSÉS D'ÉTHER FLUORÉS ET LEURS PROCÉDÉS D'UTILISATION

  摘要：

  公开号：

  WO2010009191A3
• 作为产物：
  描述：

  2,2,3,3,4,4-六氟-4-[(1,1,1,2,3-五氟-3-氧代-2-丙基)氧基]丁酰基氟化物 在 sodium carbonate 、 水 、 硫酸 作用下， 以 二乙二醇二甲醚 、 水 为溶剂， 反应 2.0h， 生成 2,2,3,3,4,4-Hexafluoro-4-(1,2,2,2-tetrafluoroethoxy)butanoic acid
  参考文献：
  名称：

  [EN] FLUORINATED ETHER COMPOUNDS AND METHODS OF USING THE SAME
  [FR] COMPOSÉS D'ÉTHER FLUORÉS ET LEURS PROCÉDÉS D'UTILISATION

  摘要：

  公开号：

  WO2010009191A3

文献信息

• COATING COMPOSITION
  申请人：Hintzer Klaus

  公开号：US20070276068A1

  公开（公告）日：2007-11-29

  A coating composition having (i) an aqueous dispersion of fluoropolymer particles comprising a non-melt processible polymer of tetrafluoroethylene, (ii) a fluorinated surfactant, (iii) a non-ionic non-fluorinated surfactant and (iv) a non-fluorinated polymer, wherein the fluorinated surfactant is selected from fluorinated carboxylic acids or salts thereof of the general formula (I): [R f —O-L-COO − ] i X i+ (I) wherein L represents a linear partially or fully fluorinated alkylene group or an aliphatic hydrocarbon group, R f represents a linear partially or fully fluorinated aliphatic group or a linear partially or fully fluorinated aliphatic group interrupted with one or more oxygen atoms, X i+ represents a cation having the valence i and i is 1, 2 or 3.

  一种涂层组合物，包括（i）四氟乙烯的非熔融可加工聚合物的水分散氟聚合物颗粒、（ii）一种氟表面活性剂、（iii）一种非离子型非氟表面活性剂和（iv）一种非氟聚合物，其中所述氟表面活性剂选自通式（I）的氟代羧酸或其盐：[Rf—O-L-COO−]iXi+（I）其中L代表线性部分或完全氟化的脂肪族烃基或脂肪烃基，Rf代表线性部分或完全氟化的脂肪族基或线性部分或完全氟化的脂肪族基，其中间隔有一个或多个氧原子，Xi+表示具有价i的阳离子，i为1、2或3。
• Fluorinated Surfactants
  申请人：Guerra Miguel A.

  公开号：US20070276103A1

  公开（公告）日：2007-11-29

  Fluorinated ether carboxylic acid or acid derivatives, aqueous compositions comprising fluorinated surfactants, processes for preparing fluoropolymer dispersions, and methods for preparing layered articles.

  氟化醚羧酸或其衍生物，含氟表面活性剂的水性组合物，制备氟聚合物分散液的方法，以及制备层状物品的方法。
• PROCESS FOR RECOVERY OF FLUORINATED CARBOXYLIC ACID SURFACTANTS FROM EXHAUST GAS
  申请人：Hintzer Klaus

  公开号：US20070015937A1

  公开（公告）日：2007-01-18

  A process for recovering a fluorinated carboxylic acid or salts thereof from exhaust gas streams. The process includes contacting the exhaust gas stream with a composition capable of at least partially removing the fluorinated carboxylic acid or salt thereof from the exhaust gas stream. The fluorinated carboxylic acid or salt thereof is selected from the group consisting of fluorinated carboxylic acids or salts thereof that correspond to the general formula: [R f —O-L-COO − ] i X i+ (I) wherein L represents a linear partially or fully fluorinated alkylene group or an aliphatic hydrocarbon group, R f represents a linear partially or fully fluorinated aliphatic group or a linear partially or fully fluorinated aliphatic group interrupted with one or more oxygen atoms, X i+ represents a cation having the valence i and i is 1, 2 or 3.

  一种从废气流中回收氟代羧酸或其盐的工艺。该工艺包括将废气流与能够至少部分地从废气流中去除氟代羧酸或其盐的组分接触。所述氟代羧酸或其盐选自下列群体：符合下列一般式的氟代羧酸或其盐：[Rf—O-L-COO−]iXi+(I)，其中L代表线性部分或完全氟化的烷基或脂肪族烃基，Rf代表线性部分或完全氟化的脂肪基或中断有一个或多个氧原子的线性部分或完全氟化的脂肪基，Xi+代表具有价i的阳离子，i为1、2或3。
• METHOD OF REMOVING FLUORINATED CARBOXYLIC ACID FROM AQUEOUS LIQUID
  申请人：Hintzer Klaus

  公开号：US20070027251A1

  公开（公告）日：2007-02-01

  A method for removing a fluorinated carboxylic acid or salt thereof from an aqueous liquid by contacting the aqueous liquid with adsorbent particles. The fluorinated carboxylic acid or salt thereof is selected from the group consisting of (i) partially fluorinated carboxylic acids or salts thereof corresponding to the general formula: [PF 1 —O-L 1 -COO − ] i X i+ (I) wherein PF 1 represents a linear partially or fully fluorinated aliphatic group or a linear partially or fully fluorinated aliphatic group interrupted with one or more oxygen atoms, L 1 represents a linear partially or fully fluorinated alkylene group or an aliphatic hydrocarbon group with the proviso that when PF 1 is fully fluorinated, L 1 is a linear partially fluorinated alkylene group or an aliphatic hydrocarbon group, X i+ represents a cation having the valence i and i is 1, 2 or 3; and (ii) fully fluorinated carboxylic acids or salts thereof corresponding to one of the following general formulas: [PF 2 —O—(CF 2 ) p —COO − ] i X i+ (II) wherein PF 2 represents a linear fully fluorinated aliphatic group or a linear fully fluorinated aliphatic group interrupted with one or more oxygen atoms, p is an integer of 2 to 6 and X i+ and i have the same meaning as in formula (I); or [PF 3 -(L 2 ) f -O—CF 2 —COO − ] i X i+ (III) wherein PF 3 represents a linear fully fluorinated aliphatic group or a linear fully fluorinated aliphatic group interrupted with one or more oxygen atoms, L 2 represents —O(CF 2 ) x — wherein x is an integer of 1 or 3 to 6, —(O—CF 2 CF 2 ) s — wherein s is 1, 2 or 3 or —(OCF 2 ) u — wherein u is an integer of 1 to 6, f is 0 or 1 with the proviso that when f is 0, PF 3 represents F(CF 2 ) 1 — wherein 1 is 1, 2, 4, 5 or 6 and with the proviso that when f is 1 and L 2 represents —(O—CF 2 CF 2 ) s —, PF 3 represents CF 3 or CF 3 CF 2 and X i+ and i have the same meaning as in formula (I).

  一种通过将含氟羧酸或其盐与吸附剂颗粒接触来从水性液体中去除含氟羧酸或其盐的方法。所述含氟羧酸或其盐选自以下组中的一种：（i）部分氟化的羧酸或其盐，其对应于以下通式：[PF1-O-L1-COO-]iXi+（I），其中PF1代表线性部分或完全氟化的脂肪族基或由一个或多个氧原子中断的线性部分或完全氟化的脂肪族基，L1代表线性部分或完全氟化的烷基或具有以下陈述：当PF1完全氟化时，L1为线性部分氟化的烷基或脂肪族烃基，Xi+代表具有价i的阳离子，i为1、2或3；以及（ii）完全氟化的羧酸或其盐，其对应于以下通式之一：[PF2-O-(CF2)p-COO-]iXi+（II），其中PF2代表线性完全氟化的脂肪族基或由一个或多个氧原子中断的线性完全氟化的脂肪族基，p为2至6的整数，Xi+和i的含义与式（I）中相同；或[PF3-(L2)f-O-CF2-COO-]iXi+（III），其中PF3代表线性完全氟化的脂肪族基或由一个或多个氧原子中断的线性完全氟化的脂肪族基，L2代表—O（CF2）x—，其中x为1或3至6的整数，—（O-CF2CF2）s—，其中s为1、2或3或—（OCF2）u—，其中u为1至6的整数，f为0或1，但是当f为0时，PF3代表F（CF2）1-，其中1为1、2、4、5或6，当f为1且L2代表—（O-CF2CF2）s—时，PF3代表CF3或CF3CF2，Xi+和i的含义与式（I）中相同。
• METHOD OF MAKING FLUOROPOLYMER DISPERSION
  申请人：Hintzer Klaus

  公开号：US20070015864A1

  公开（公告）日：2007-01-18

  A method of making a fluoropolymer dispersion by first providing a fluoropolymer dispersion comprising fluoropolymer particles and one or more fluorinated surfactants selected from fluorinated carboxylic acids or salts thereof having the general formula: [R f —O-L-COO − ] i X i+ (I) wherein L represents a linear partially or fully fluorinated alkylene group or an aliphatic hydrocarbon group, R f represents a linear partially or fully fluorinated aliphatic group or a linear partially or fully fluorinated aliphatic group interrupted with one or more oxygen atoms, X i+ represents a cation having the valence i and i is 1, 2 or 3; Then adding one or more non-fluorinated surfactants selected from anionic and non-ionic surfactants followed by reducing the total amount of the one or more fluorinated surfactants to an amount of not more than 500 ppm, for example not more than 250 ppm based on the total weight of the dispersion while maintaining or increasing the amount of solids in the dispersion.

  一种制备氟聚合物分散液的方法，首先提供一种氟聚合物分散液，包括氟聚合物颗粒和一种或多种氟化表面活性剂，所述氟化表面活性剂选择自具有通式：[Rf—O-L-COO-]iXi+（I）的氟化羧酸或其盐，其中L代表线性部分或完全氟化的烷基或脂肪族烃基，Rf代表线性部分或完全氟化的脂肪族基或被一个或多个氧原子中断的线性部分或完全氟化的脂肪族基，Xi+代表具有价i的阳离子，i为1、2或3；然后加入一种或多种非氟化表面活性剂，所述非氟化表面活性剂选择自阴离子和非离子表面活性剂，然后将一种或多种氟化表面活性剂的总量减少到不超过500ppm的数量，例如基于分散液的总重量不超过250ppm，同时保持或增加分散液中的固体含量。