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CAS 1245822-74-5

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4-Chloro-1-ethyl-1H-pyrazole-5-sulfonyl chloride

Description:
4-Chloro-1-ethyl-1H-pyrazole-5-sulfonyl chloride is a chemical compound characterized by its pyrazole ring structure, which is a five-membered ring containing two nitrogen atoms. The presence of a chloro group at the 4-position and an ethyl group at the 1-position contributes to its unique reactivity and properties. The sulfonyl chloride functional group at the 5-position makes it a potent electrophile, allowing it to participate in various chemical reactions, particularly in the formation of sulfonamides and other derivatives. This compound is typically used in organic synthesis and medicinal chemistry, where it can serve as an intermediate in the development of pharmaceuticals. It is important to handle this substance with care due to its reactive nature and potential hazards associated with sulfonyl chlorides, including the release of hydrochloric acid upon reaction. Proper safety measures, including the use of personal protective equipment and working in a fume hood, are essential when working with this compound.
Formula:C5H6Cl2N2O2S
InChI:InChI=1S/C5H6Cl2N2O2S/c1-2-9-5(12(7,10)11)4(6)3-8-9/h3H,2H2,1H3
InChI key:InChIKey=AJIHUVMLMIORFO-UHFFFAOYSA-N
SMILES:S(Cl)(=O)(=O)C=1N(CC)N=CC1Cl
Synonyms:
  • 4-Chloro-1-ethyl-1H-pyrazole-5-sulfonyl chloride
  • 1H-Pyrazole-5-sulfonyl chloride, 4-chloro-1-ethyl-
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