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CAS 90-31-3

:

1-(3-Chlorophenyl)-3-methyl-5-pyrazolone

Description:
1-(3-Chlorophenyl)-3-methyl-5-pyrazolone, also known by its CAS number 90-31-3, is an organic compound characterized by its pyrazolone structure, which features a five-membered ring containing two nitrogen atoms. This compound typically appears as a crystalline solid and is known for its yellow to orange coloration. It exhibits moderate solubility in organic solvents such as ethanol and acetone, while being less soluble in water. The presence of the 3-chlorophenyl group contributes to its unique chemical properties, including potential reactivity and biological activity. 1-(3-Chlorophenyl)-3-methyl-5-pyrazolone is often utilized in various applications, including as an intermediate in the synthesis of pharmaceuticals and dyes, and it may also exhibit anti-inflammatory and analgesic properties. Safety considerations should be taken into account when handling this compound, as it may pose health risks if ingested or inhaled. Proper laboratory practices and personal protective equipment are recommended to mitigate exposure.
Formula:C10H9ClN2O
InChI:InChI=1S/C10H9ClN2O/c1-7-5-10(14)13(12-7)9-4-2-3-8(11)6-9/h2-4,6H,5H2,1H3
InChI key:InChIKey=RIOMUJXIGYZENC-UHFFFAOYSA-N
SMILES:O=C1N(C2=CC(Cl)=CC=C2)N=C(C)C1
Synonyms:
  • 1-(3'-Chlorophenyl)-3-methyl-5-pyrazolone
  • 1-(3-Chlorophenyl)-3-Methyl-4,5-Dihydro-1H-Pyrazol-5-One
  • 1-(3-Chlorophenyl)-3-methyl-4,5-dihydropyrazole-5-one
  • 1-(m-Chlorophenyl)-3-methyl-5-pyrazolone
  • 2-(3-Chlorophenyl)-2,4-dihydro-5-methyl-3H-pyrazol-3-one
  • 2-(3-Chlorophenyl)-5-methyl-4H-pyrazol-3-one
  • 2-(3-chlorophenyl)-5-methyl-2,4-dihydro-3H-pyrazol-3-one
  • 2-Pyrazolin-5-one, 1-(m-chlorophenyl)-3-methyl-
  • 3-Methyl-1-(3′-chlorophenyl)-2-pyrazolin-5-one
  • 3H-Pyrazol-3-one, 2-(3-chlorophenyl)-2,4-dihydro-5-methyl-
  • See more synonyms
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