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CAS 455-21-0

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4-Chloromethylbenzenesulfonyl fluoride

Description:
4-Chloromethylbenzenesulfonyl fluoride, with the CAS number 455-21-0, is an organic compound characterized by its sulfonyl fluoride functional group and a chloromethyl substituent on a benzene ring. This compound typically appears as a colorless to pale yellow liquid and is known for its reactivity, particularly in nucleophilic substitution reactions due to the presence of the sulfonyl fluoride group, which is a good leaving group. It is often utilized as a reagent in organic synthesis, particularly in the preparation of sulfonamides and other sulfonyl-containing compounds. The presence of the chlorine atom enhances its electrophilic character, making it useful in various chemical transformations. Additionally, 4-Chloromethylbenzenesulfonyl fluoride is considered to be hazardous, necessitating careful handling and storage due to its potential to cause irritation and other health effects. Proper safety measures, including the use of personal protective equipment, are essential when working with this compound in a laboratory setting.
Formula:C7H6ClFO2S
InChI:InChI=1/C7H6ClFO2S/c8-5-6-1-3-7(4-2-6)12(9,10)11/h1-4H,5H2
SMILES:c1cc(ccc1CCl)S(=O)(=O)F
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