dichlorodiphenyl sulfone

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 英文名称: dichlorodiphenyl sulfone
• 英文别名: dichlorodiphenylsulphone；dichlorodiphenylsulfone；1-(Benzenesulfonyl)-2,3-dichlorobenzene
• 化学式: C₁₂H₈Cl₂O₂S
• 分子量: 287.166
• InChiKey: HJQZIZJHLOMWJD-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  4
• 重原子数：
  17
• 可旋转键数：
  2
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  42.5
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  12-tungstosilicic acid (H4 SiW12 O40.24H2 O) 、 4-氯苯磺酸 生成 dichlorodiphenyl sulfone
  参考文献：
  名称：

  摘要：

  DOI：

文献信息

• [EN] NEW CYCLOADDUCT PRECURSORS OF DIHALODIPHENYLSULFONES AND PREPARATIONS THEREOF<br/>[FR] NOUVEAUX PRÉCURSEURS DE CYCLOADDITION DE DIHALOGÉNODIPHÉNYLSULFONES ET LEURS PRÉPARATIONS
  申请人：RHODIA OPERATIONS

  公开号：WO2019030184A1

  公开（公告）日：2019-02-14

  The invention relates to new compounds of formula (I) wherein X represents a halogen atom selected from the group consisting of fluorine, chlorine, bromine and iodine, which are useful for the preparation of 4,4'dihalodiphenylsulfones of formula (III) wherein X is as defined above.

  这项发明涉及公式（I）中的新化合物，其中X代表从氟、氯、溴和碘组成的卤素原子，这些化合物可用于制备公式（III）中的4,4'-二卤二苯砜，其中X如上定义。
• Sulfonated polyaryletherketone-block-polyethersulfone copolymers
  申请人：Brunelle Daniel Joseph

  公开号：US20080004443A1

  公开（公告）日：2008-01-03

  Sulfonated block copolymer suitable for use as proton exchange membranes for fuel cells comprise sulfonated polyaryletherketone blocks and polyethersulfone blocks. The sulfonated polyaryletherketone blocks comprise structural units of formula I wherein R 1 is C 1 -C 10 alkyl, C 3 -C 12 cycloalkyl, C 6 -C 14 aryl, allyl, alkenyl, alkoxy, halo, or cyano; Ar 1 and Ar 2 are each independently C 6 -C 20 aromatic radicals, or Ar 1 and Ar 2 , taken together with an intervening carbon atom, form a bicyclic C 6 -C 20 aromatic radical or a tricyclic C 6 -C 20 aromatic radical; M is H, a metal cation, a non-metallic inorganic cation, an organic cation or a mixture thereof; and a is 0 or an integer from 1 to 4.

  适用于燃料电池质子交换膜的磺化嵌段共聚物包括磺化聚芳醚酮嵌段和聚醚砜嵌段。磺化聚芳醚酮嵌段包括以下结构单位I的结构单元，其中R1是C1-C10烷基，C3-C12环烷基，C6-C14芳基，烯丙基，烯烷基，烷氧基，卤素或氰基；Ar1和Ar2分别是C6-C20芳香基，或Ar1和Ar2连同一个介于碳原子形成一个双环C6-C20芳香基或三环C6-C20芳香基；M为H，金属阳离子，非金属无机阳离子，有机阳离子或它们的混合物；a为0或1至4之间的整数。
• [EN] (C)CRYSTAL COMPOSITION (CC) COMPRISING 4,4'-DICHLORODIPHENYLSULFONE CRYSTALS (C)<br/>[FR] COMPOSITION DE CRISTAUX (C) (CC) COMPRENANT DES CRISTAUX DE 4,4'-DICHLORODIPHÉNYLSULFONE
  申请人：BASF SE

  公开号：WO2021037797A1

  公开（公告）日：2021-03-04

  The invention relates to crystals (C) consisting of at least 98 % by weight of 4,4'- dichlorodiphenylsulfone, 0 to 2 % by weight of impurities and 0 to 2 % by weight of at least one solvent (c). Moreover, the present invention relates to a crystal composition (CC) comprising crystals (C) and a process for the production of the crystal composition (CC) and the crystals (C).

  该发明涉及由至少98%重量的4,4'-二氯二苯基砜（C）组成的晶体，0至2%重量的杂质和0至2%重量的至少一种溶剂（c）。此外，本发明涉及包括晶体（C）的晶体组合物（CC）以及用于生产晶体组合物（CC）和晶体（C）的工艺。
• [EN] PROCESS FOR PRODUCING 4,4'-DICHLORODIPHENYL SULFONE<br/>[FR] PROCÉDÉ DE PRODUCTION DE 4,4'-DICHLORODIPHÉNYL SULFONE
  申请人：BASF SE

  公开号：WO2021037677A1

  公开（公告）日：2021-03-04

  The invention relates to a process for producing 4,4'-dichlorodiphenyl sulfone comprising reacting a solution comprising 4,4'-dichlorodiphenyl sulfoxide and at least one linear C6-C10 carboxylic acid as solvent with an oxidizing agent to obtain a crude reaction product comprising 4,4'- dichlorodiphenyl sulfone, wherein the concentration of water in the reaction mixture is kept below 5 wt%, the process comprising: (a) adding 0.9 to 1.05 mol oxidizing agent per mol 4,4'-dichlorodiphenyl sulfoxide uniformly distributed to the solution at a temperature in the range from 80 to 105 °C over a period from 1.5 to 5 h in a first step to obtain the reaction mixture; (b) agitating the reaction mixture after completion of the first step at the temperature of the first step for 5 to 30 min without adding oxidizing agent; (c) adding 0.05 to 0.2 mol oxidizing agent per mol 4,4'-dichlorodiphenyl sulfoxide to the reaction mixture at a temperature in the range from 80 to 105 °C over a period of less than 40 min in a second step; (d) agitating the reaction mixture after completion of the second step at the temperature of the second step for 10 to 30 min without adding oxidizing agent, (e) heating the reaction mixture to a temperature in the range from 95 to 110°C and hold this temperature for 10 to 90 min to obtain a crude reaction product comprising 4,4'- dichlorodiphenyl sulfone.

  该发明涉及一种生产4,4'-二氯二苯砜的方法，包括将包含4,4'-二氯二苯亚砜和至少一种直链C6-C10羧酸作为溶剂的溶液与氧化剂反应，以获得包含4,4'-二氯二苯砜的粗反应产物，其中反应混合物中水的浓度保持在5 wt%以下，该方法包括：(a)在80至105°C的温度范围内，向溶液中均匀添加每摩尔4,4'-二氯二苯亚砜0.9至1.05摩尔的氧化剂，在1.5至5小时的时间内进行第一步反应以获得反应混合物；(b)在完成第一步后，在第一步的温度下搅拌反应混合物5至30分钟，不添加氧化剂；(c)在80至105°C的温度范围内，在不到40分钟的时间内向反应混合物中添加每摩尔4,4'-二氯二苯亚砜0.05至0.2摩尔的氧化剂进行第二步反应；(d)在完成第二步后，在第二步的温度下搅拌反应混合物10至30分钟，不添加氧化剂；(e)将反应混合物加热至95至110°C的温度，并保持这个温度10至90分钟以获得包含4,4'-二氯二苯砜的粗反应产物。
• [EN] PROCESS FOR PRODUCING 4,4'-DICHLORODIPHENYL SULFONE<br/>[FR] PROCÉDÉ DE PRODUCTION DE 4,4'-DICHLORODIPHÉNYLSULFONE
  申请人：BASF SE

  公开号：WO2021037675A1

  公开（公告）日：2021-03-04

  The invention relates to a process for producing 4,4'-dichlorodiphenyl sulfone, comprising: (I) reacting thionyl chloride, chlorobenzene and aluminum chloride forming an intermediate reaction product and hydrogen chloride; (II) mixing aqueous hydrochloric acid and the intermediate reaction product to obtain an organic phase comprising 4,4'-dichlorodiphenyl sulfoxide and an aqueous phase; (III) cooling the organic phase to a temperature below the saturation point of 4,4'- dichlorodiphenyl sulfoxide to obtain a suspension; (IV) solid-liquid-separation of the suspension to obtain crystallized 4,4'-dichlorodiphenyl sulfoxide, and mother liquor; (V) washing the crystallized 4,4'-dichlorodiphenyl sulfoxide with a carboxylic acid to obtain carboxylic acid-wet 4,4'-dichlorodiphenyl sulfoxide; (VI) reacting the washed 4,4'-dichlorodiphenyl sulfoxide and an oxidizing agent in a carboxylic acid as solvent to obtain a reaction mixture comprising 4,4'-dichlorodiphenyl sulfone and carboxylic acid; (VII) separating the reaction mixture comprising 4,4'-dichlorodiphenyl sulfone and carboxylic acid into a residual moisture comprising 4,4'-dichlorodiphenyl sulfone as crude product and a liquid phase comprising carboxylic acid.

  该发明涉及一种生产4,4'-二氯二苯基砜的方法，包括：（I）反应亚砜氯、氯苯和氯化铝形成中间反应产物和氯化氢；（II）混合水盐酸和中间反应产物以获得含有4,4'-二氯二苯基亚砜的有机相和水相；（III）将有机相冷却至低于4,4'-二氯二苯基亚砜饱和点的温度以获得悬浮液；（IV）固液分离悬浮液以获得结晶的4,4'-二氯二苯基亚砜和母液；（V）用羧酸洗涤结晶的4,4'-二氯二苯基亚砜以获得羧酸湿润的4,4'-二氯二苯基亚砜；（VI）在羧酸作为溶剂中反应洗涤后的4,4'-二氯二苯基亚砜和氧化剂以获得含有4,4'-二氯二苯基砜和羧酸的反应混合物；（VII）将含有4,4'-二氯二苯基砜和羧酸的反应混合物分离为含有作为原料的4,4'-二氯二苯基砜和含有羧酸的液相。