C4H6N2O
98.1 g/mol
Industrial ChemicalWarning
3-Methyl-2-pyrazolin-5-one
CAS108-26-9EC203-565-3
Category
Industrial Chemical
Compound Class
Heterocycle
Primary Use
pyrazolone pharmaceutical intermediate
3-Methyl-2-pyrazolin-5-one is a chemical compound used as an intermediate in the production of pyrazolone-based pharmaceuticals. Its structure features a five-membered heterocyclic ring with an amide group.
pyrazolone pharmaceutical 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 108-26-9
Related Compounds
ReferenceSame Category
Succinic anhydride
CAS108-30-5
Chemical intermediate for adhesives and dyes
ReferenceSame Category
Maleic anhydride
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Diels-Alder syntheses and copolymerization reactions
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Propylene carbonate
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Solvent in industrial manufacturing
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1,3-dibromobenzene
CAS108-36-1
chemical intermediate for synthesis
Referencesame scaffold
1,3-Dimethyl-5-pyrazolone
CAS2749-59-9
pharmaceutical intermediate
Safety Reference
Warning
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
Identifiers
IUPAC Name
3-methyl-1,4-dihydropyrazol-5-one
InChIKey
NHLAPJMCARJFOG-UHFFFAOYSA-N
SMILES
CC1=NNC(=O)C1
Synonyms (18)
- 1H-PYRAZOL-3-OL, 5-METHYL-
- 2-PYRAZOLIN-5-ONE, 3-METHYL-
- 3-Methyl-1H-pyrazol-5(4H)-one
- 3-Methyl-2-pyrazolin-5-one
- 3-Methyl-5-pyrazolone
- 3-Methyl-pyrazolon-(5)
- 3-methyl-1H-pyrazoline-5-one
- 3-methyl-2-pyrazoline-5-one
- 3Me5Oxopyrazol