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  • Product Name:   2,4,5-TRICHLOROBENZENESULFONYL CHLORIDE
  • Synonyms:   
  • CAS No.:   15945-07-0
  • Molecular Formula:   C6H2Cl4O2S
  • Molecular Weight :   279.96
  • Specification :   98%
  • Place of Origin:   China
  • Appearance :   
  • Document :   Download

Description of 2,4,5-TRICHLOROBENZENESULFONYL CHLORIDE



2,4,5-三氯苯磺酰氯 性质


熔点  68-70°C


储存条件  Store at RT.


敏感性  Moisture Sensitive


BRN  1112595


CAS 数据库 15945-07-0(CAS DataBase Reference)




2,4,5-三氯苯磺酰氯 用途与合成方法


用途  2,4,5-三氯苯磺酰氯简称磺酰氯,是合成杀螨剂三氯杀螨砜的重要中间体。


生产方法  2,4,5-三氯苯磺酰氯是以三氯苯为原料制得。
将计量的氯磺酸加入干燥过的氯磺化釜,在30~50℃下搅拌,滴加计量的三氯苯。加毕,升温到80~85℃反应3h。反应毕,降温到40℃左右,将反应液慢慢滴加入预先加一定量冷水的水析釜中于30~40℃析出磺酰氯。经过滤、洗涤、干燥得中间体磺酰氯,含量≥97%,收率≥80%(以1,2,4-三氯苯计)。
2,4,5-三氯苯磺酰氯工业品为白色多孔状结晶,不溶于水,溶于醇、苯、氯苯等溶剂中。




安全信息


危险品标志  C


危险类别码  34-14


安全说明  26-27-36/37/39-8-45


危险品运输编号  3261


Hazard Note  Corrosive/Moisture Sensitive


TSCA  T


HazardClass  8


PackingGroup  II


海关编码  29049095


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