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CAS 84547-59-1

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1-methyl-1H-pyrazole-5-carbonyl chloride

Description:
1-Methyl-1H-pyrazole-5-carbonyl chloride is an organic compound characterized by its pyrazole ring structure, which is a five-membered heterocyclic compound containing two nitrogen atoms. The presence of a carbonyl chloride functional group indicates that it is an acyl chloride, making it reactive and useful in various chemical synthesis applications. This compound typically appears as a colorless to pale yellow liquid or solid, depending on its purity and storage conditions. It is known for its reactivity, particularly in nucleophilic acyl substitution reactions, where it can react with amines, alcohols, and other nucleophiles to form corresponding amides or esters. Due to its potential applications in pharmaceuticals and agrochemicals, it is of interest in synthetic organic chemistry. However, it should be handled with care, as carbonyl chlorides can be corrosive and may release toxic gases upon hydrolysis. Proper safety precautions, including the use of personal protective equipment and working in a well-ventilated area, are essential when working with this compound.
Formula:C5H5ClN2O
InChI:InChI=1/C5H5ClN2O/c1-8-4(5(6)9)2-3-7-8/h2-3H,1H3
SMILES:Cn1c(ccn1)C(=O)Cl
Synonyms:
  • 1H-Pyrazole-5-carbonyl chloride, 1-methyl-
  • 2-Methyl-2H-pyrazole-3-carbonyl chloride
  • 1-Methyl-1H-pyrazole-5-carbonyl chloride
  • 1-Methyl-1H-pyrazole-5-carbonyl chloride 97%
  • 1H-Pyrazole-5-carbonyl chloride, 1-methyl- (9CI)
  • 2-methyl-3-pyrazolecarbonyl chloride
  • SKL1218
  • 2-methylpyrazole-3-carbonyl chloride
  • 2-Methyl-2H-pyrazole-3-carbonyl chloride, 5-(Chlorocarbonyl)-1-methyl-1H-pyrazole
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