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CAS 89501-90-6

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1-methylpyrazole-3-sulfonyl chloride

Description:
1-Methylpyrazole-3-sulfonyl chloride is a chemical compound characterized by its sulfonyl chloride functional group, which imparts significant reactivity, particularly in nucleophilic substitution reactions. This compound features a pyrazole ring, a five-membered heterocyclic structure containing two nitrogen atoms, which contributes to its unique chemical properties. The presence of the methyl group at the 1-position of the pyrazole enhances its solubility in organic solvents and may influence its reactivity. As a sulfonyl chloride, it is typically used as a reagent in organic synthesis, particularly for the introduction of sulfonyl groups into various substrates. The compound is generally handled with care due to its potential to release hydrochloric acid upon hydrolysis, making it corrosive and reactive with water. Additionally, it may exhibit biological activity, which can be of interest in pharmaceutical applications. Proper safety measures should be observed when working with this compound, including the use of personal protective equipment and working in a well-ventilated area or fume hood.
Formula:C4H5ClN2O2S
InChI:InChI=1/C4H5ClN2O2S/c1-7-3-2-4(6-7)10(5,8)9/h2-3H,1H3
SMILES:Cn1ccc(n1)S(=O)(=O)Cl
Synonyms:
  • 1H-pyrazole-3-sulfonyl chloride, 1-methyl-
  • 1-Methyl-1H-Pyrazole-3-Sulfonyl Chloride
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