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CAS 4025-64-3

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3-(Chlorosulfonyl)benzoic acid

Description:
3-(Chlorosulfonyl)benzoic acid is an aromatic sulfonic acid characterized by the presence of a chlorosulfonyl group (-SO2Cl) attached to the benzene ring at the meta position relative to the carboxylic acid group (-COOH). This compound is typically a white to off-white solid and is known for its high reactivity due to the presence of both the sulfonyl and carboxylic acid functional groups. It is soluble in polar solvents, such as water and alcohols, and can participate in various chemical reactions, including nucleophilic substitutions and coupling reactions. The chlorosulfonyl group enhances its electrophilic character, making it useful in organic synthesis, particularly in the preparation of sulfonamide derivatives and other functionalized aromatic compounds. Additionally, 3-(Chlorosulfonyl)benzoic acid can be utilized in the development of pharmaceuticals and agrochemicals, owing to its ability to modify biological activity through structural changes. Safety precautions should be taken when handling this compound, as it can be corrosive and harmful upon exposure.
Formula:C7H5ClO4S
InChI:InChI=1/C7H5ClO4S/c8-13(11,12)6-3-1-2-5(4-6)7(9)10/h1-4H,(H,9,10)
InChI key:InChIKey=LMRKXSDOAFUINK-UHFFFAOYSA-N
SMILES:S(Cl)(=O)(=O)C1=CC(C(O)=O)=CC=C1
Synonyms:
  • 3-(Chlorosulphonyl)benzoic acid
  • 3-Carboxybenzenesulfonyl chloride
  • 3-Carboxylbenzenesulfonyl chloride
  • 3-Carboxyphenylsulfonyl chloride
  • 3-Carboxyphenylsulfonylchloride
  • 3-Chlorosulfony benzoic acid
  • Benzoic acid, 3-(chlorosulfonyl)-
  • Benzoic acid, m-(chlorosulfonyl)-
  • NSC 23778
  • NSC 44616
  • See more synonyms
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