2-[[4,5-Difluoro-2-(trifluoromethyl)-1,3-dioxol-2-yl]-difluoromethoxy]-1,1,2,2-tetrafluoroethanesulfonyl fluoride

• 分子结构分类: 有机化合物 - 有机氧化合物
• 英文名称: 2-[[4,5-Difluoro-2-(trifluoromethyl)-1,3-dioxol-2-yl]-difluoromethoxy]-1,1,2,2-tetrafluoroethanesulfonyl fluoride
• 英文别名: 2-[[4,5-difluoro-2-(trifluoromethyl)-1,3-dioxol-2-yl]-difluoromethoxy]-1,1,2,2-tetrafluoroethanesulfonyl fluoride
• 化学式: C₇F₁₂O₅S
• 分子量: 424.12
• InChiKey: XZPXYTCVTLVTCZ-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  4
• 重原子数：
  25
• 可旋转键数：
  5
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.71
• 拓扑面积：
  70.2
• 氢给体数：
  0
• 氢受体数：
  17

文献信息

• METHOD FOR MANUFACTURING FLUORINE-CONTAINING POLYMER PARTICLES
  申请人：Asahi Glass Company, Limited

  公开号：EP3239215A1

  公开（公告）日：2017-11-01

  To provide a method capable of producing fluorinated polymer particles in which formation of fine particles or formation of large aggregates is sufficiently suppressed even in the case of a fluorinated polymer having high solubility in a solvent. The method comprises the following steps (i) and (ii), being a method for producing particles of a fluorinated polymer (A) which has either one or both of structural units (u1) derived from tetrafluoroethylene and structural units (u2) having no sulfonic acid type functional group and having a cyclic structure and fluorine atoms, and which has structural units (u3) having a sulfonic acid type functional group, wherein the proportion of the structural units (u1) is from 0 to 82 mol% in all structural units (100 mol%) in the fluorinated polymer (A): (i) a step of preparing solution or dispersion of the fluorinated polymer (A) having the above fluorinated polymer (A) dissolved or dispersed in a solvent (B), wherein the following conditions (i-1) and (i-2) are satisfied: (i-1) the solvent (B) contains a good solvent (B2) wherein the solubility of the fluorinated polymer (A) is at least 30%, (i-2) even when the above solution or dispersion of the fluorinated polymer (A) is passed through a filter of 200 mesh made of stainless steel, no residue remains on the filter, (ii) a step of mixing the above solution or dispersion of the fluorinated polymer (A) and a solvent (C) to aggregate the fluorinated polymer (A) to form particles of the fluorinated polymer (A), wherein the following conditions (ii-1) to (ii-3) are satisfied: (ii-1) the solvent (C) contains a poor solvent (C1) whereby the degree of swelling of the fluorinated polymer (A) is at most 100%, (ii-2) the degree of swelling of the fluorinated polymer (A) by a mixed solvent (BC) of the solvent (B) and the solvent (C) is from 70 to 250%, (ii-3) the ratio of the mass (Wc) of the solvent (C) to the mass (WB) of the solvent (B) is from 1 to 5.

  提供一种生产含氟聚合物颗粒的方法，在该方法中，即使含氟聚合物在溶剂中的溶解度很 高，也能充分抑制细小颗粒的形成或大型聚集体的形成。 该方法包括以下步骤(i)和(ii)，即生产含氟聚合物 (A) 颗粒的方法，该含氟聚合物 (A) 具有衍生自四氟乙烯的结构单元 (u1) 和不含磺酸型官能团且具有环状结构和氟原子的结构单元 (u2) 中的一个或两个、和具有磺酸型官能团的结构单元（u3），其中结构单元（u1）在含氟聚合物（A）的所有结构单元（100 摩尔%）中的比例为 0 至 82 摩尔%： (i) 制备氟化聚合物（A）溶液或分散液的步骤，上述氟化聚合物（A）溶解或分散于 溶剂（B）中，其中满足以下条件（i-1）和（i-2）： (i-1) 溶剂（B）含有良好溶剂（B2），其中含氟聚合物（A）的溶解度至少为 30%、 (i-2) 即使上述含氟聚合物（A）溶液或分散液通过 200 目不锈钢过滤器，过滤器上也没有残留物、 (ii) 将上述含氟聚合物(A)溶液或分散液与溶剂(C)混合以聚合含氟聚合物(A)形成含氟聚合物(A)颗粒的步骤，其中满足以下条件(ii-1)至(ii-3)： (ii-1) 溶剂（C）含有贫溶剂（C1），氟化聚合物（A）的溶胀度最多为 100%、 (ii-2) 溶剂(B)和溶剂(C)的混合溶剂(BC)对含氟聚合物(A)的溶胀度为 70%至 250%、 (ii-3) 溶剂（C）的质量（Wc）与溶剂（B）的质量（WB）之比为 1 至 5。
• PROCESS FOR PRODUCING FLUORINATED ION EXCHANGE RESIN FLUID
  申请人：Asahi Glass Company, Limited

  公开号：EP2810715B1

  公开（公告）日：2017-01-11
• METHOD FOR PRODUCING ORGANIC COMPOUND HAVING SULFO GROUP, METHOD FOR PRODUCING LIQUID COMPOSITION, AND METHOD FOR HYDROLYZING ORGANIC COMPOUND HAVING FLUOROSULFONYL GROUP
  申请人：ASAHI GLASS COMPANY, LIMITED

  公开号：US20140179948A1

  公开（公告）日：2014-06-26

  To provide a method for producing an organic compound having a sulfo group by efficiently hydrolyzing an organic compound having a fluorosulfonyl group with a small number of steps with a small quantity of waste liquid. A method for producing an organic compound having a sulfo group, which comprises bringing an organic compound having a fluorosulfonyl group into contact with subcritical water at from 200 to 320° C. to convert the fluorosulfonyl group into a sulfo group.
• ELECTROLYTE MATERIAL, LIQUID COMPOSITION AND MEMBRANE/ELECTRODE ASSEMBLY FOR POLYMER ELECTROLYTE FUEL CELL
  申请人：Asahi Glass Company, Limited

  公开号：US20160028099A1

  公开（公告）日：2016-01-28

  To provide an electrolyte material with which a membrane/electrode assembly in which flooding in a catalyst layer and breakage of a polymer electrolyte membrane are less likely to occur and which is excellent in the power generation characteristics, can be obtained; and a process for producing an electrolyte material having a low water content even though the material is formed of a polymer having units derived from a perfluoromonomer having a dioxolane ring. An electrolyte membrane which is formed of a polymer (H) obtained by converting —SO 2 F groups of a polymer (F) having units derived from a perfluoromonomer having a —SO 2 F group and a dioxolane ring, units derived from a perfluoromonomer having no —SO 2 F group and having a dioxolane ring, and units derived from tetrafluoroethylene, to ion exchange groups, which has an ion exchange capacity of from 0.9 to 1.3 meq/g dry resin, and which has a water content of from 20 to 100%.
• US8933264B2
  申请人：——

  公开号：US8933264B2

  公开（公告）日：2015-01-13