C11H12N2O
188.23 g/mol
Dye & PigmentWarning
3-Methyl-1-p-tolyl-5-pyrazolone
CAS86-92-0EC201-708-4
Category
Dye & Pigment
Compound Class
Heterocycle
Primary Use
intermediate for dyes and pigments
3-Methyl-1-p-tolyl-5-pyrazolone is a chemical compound primarily used as an intermediate in the production of dyes and pigments. Its structure contains a heterocyclic pyrazolone ring with an aromatic substituent, contributing to its utility in colorant synthesis.
intermediate for dye manufacturingintermediate for pigment manufacturing
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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Related Compounds
SimilarStructure SimilarSimilarity 0.77
1-(4-Chlorophenyl)-3-methyl-2-pyrazolin-5-one
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Pyrazolone intermediate for dyes and agrochemicals
SimilarStructure SimilarSimilarity 0.76
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dye intermediate
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dye intermediate
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3-chloro-O-toluidine
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Intermediate in azo dye manufacture
Safety Reference
Warning
H302Harmful if swallowed
H317May cause an allergic skin reaction
H412Harmful to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 3-Methyl-1-p-tolyl-5-pyrazolone (CAS 86-92-0) is 2933.19.
HS code (international, 6-digit)
2933.19
EU CN code (8-digit)
2933 19 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
5-methyl-2-(4-methylphenyl)-4H-pyrazol-3-one
InChIKey
IOQOLGUXWSBWHR-UHFFFAOYSA-N
SMILES
CC1=NN(C(=O)C1)C2=CC=C(C=C2)C
Synonyms (19)
- 5E-930
- 4-Tolylmethylpyrazolone
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