C10H9ClN2O4S
288.71 g/mol
Dye & PigmentWarning
4-Chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid
CAS88-76-6EC201-858-0
Category
Dye & Pigment
Compound Class
Heterocycle
Primary Use
Pyrazolone dye intermediate
This compound is a pyrazolone dye intermediate featuring a chlorinated aromatic ring and a sulfonic acid group. It is primarily used in the synthesis of dyes and pigments.
dye intermediate
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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CAS 88-76-6
Related Compounds
SimilarStructure SimilarSimilarity 0.72
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Referencesame scaffold
Dichlorosulfophenyl-3-methylpyrazolone
CAS84-57-1
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Referencesame scaffold
3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid
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Dye and pigment intermediate
Referencesame scaffold
3-methyl-1-phenyl-5-pyrazolone-4'-sulfonic acid
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Pyrazolone dye intermediate
Safety Reference
Warning
H317May cause an allergic skin reaction
Identifiers
IUPAC Name
4-chloro-3-(3-methyl-5-oxo-4H-pyrazol-1-yl)benzenesulfonic acid
InChIKey
UWLNKHDLVZEYKQ-UHFFFAOYSA-N
SMILES
CC1=NN(C(=O)C1)C2=C(C=CC(=C2)S(=O)(=O)O)Cl
Synonyms (11)
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