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CAS 10130-74-2

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3-Methoxybenzenesulphonyl chloride

Description:
3-Methoxybenzenesulphonyl chloride, also known as 3-methoxybenzenesulfonyl chloride, is an organic compound characterized by the presence of a sulfonyl chloride functional group attached to a methoxy-substituted benzene ring. Its molecular structure features a benzene ring with a methoxy group (-OCH₃) at the meta position relative to the sulfonyl chloride group (-SO₂Cl). This compound is typically a colorless to pale yellow liquid and is known for its reactivity, particularly in nucleophilic substitution reactions, where it can act as a sulfonylating agent. It is soluble in organic solvents such as dichloromethane and ether but is generally insoluble in water. 3-Methoxybenzenesulphonyl chloride is used in organic synthesis, particularly in the preparation of sulfonamides and other sulfonyl derivatives. Due to its reactive nature, it should be handled with care, as it can cause irritation to the skin, eyes, and respiratory system. Proper safety measures, including the use of personal protective equipment, are essential when working with this compound.
Formula:C7H7ClO3S
InChI:InChI=1/C7H7ClO3S/c1-11-6-3-2-4-7(5-6)12(8,9)10/h2-5H,1H3
SMILES:COc1cccc(c1)S(=O)(=O)Cl
Synonyms:
  • m-Anisolesulphonyl chloride
  • 2-Methoxybenzene sulfonyl chloride
  • 3-Methoxybenzenesulfonyl Chloride
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