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CAS 1245820-90-9

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1,3-Dimethyl-1H-pyrazole-5-sulfonyl chloride

Description:
1,3-Dimethyl-1H-pyrazole-5-sulfonyl chloride is a chemical compound characterized by its sulfonyl chloride functional group attached to a pyrazole ring. This compound typically appears as a white to off-white solid and is known for its reactivity, particularly due to the presence of the sulfonyl chloride group, which can participate in nucleophilic substitution reactions. It is often used as a reagent in organic synthesis, particularly in the preparation of sulfonamides and other sulfonyl-containing compounds. The presence of the dimethyl groups on the pyrazole ring can influence its solubility and reactivity, making it a versatile intermediate in various chemical reactions. Additionally, safety precautions should be taken when handling this compound, as sulfonyl chlorides can be corrosive and may release toxic gases upon reaction with water or amines. Proper storage and handling in a controlled environment are essential to ensure safety and stability.
Formula:C5H7ClN2O2S
InChI:InChI=1S/C5H7ClN2O2S/c1-4-3-5(8(2)7-4)11(6,9)10/h3H,1-2H3
InChI key:InChIKey=FYLQOSUXOCPQGB-UHFFFAOYSA-N
SMILES:S(Cl)(=O)(=O)C=1N(C)N=C(C)C1
Synonyms:
  • 2,5-Dimethylpyrazole-3-sulfonyl chloride
  • 1,3-Dimethyl-1H-pyrazole-5-sulfonyl chloride
  • 1H-Pyrazole-5-sulfonyl chloride, 1,3-dimethyl-
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