3-methyl-1-(3-methylphenyl)-4,5-dihydro-1H-pyrazol-5-one structure

3-methyl-1-(3-methylphenyl)-4,5-dihydro-1H-pyrazol-5-one

5-methyl-2-(3-methylphenyl)-4H-pyrazol-3-one

Also Known As: 3-Methyl-1-m-tolyl-5-pyrazolone|5-methyl-2-(m-tolyl)-4H-pyrazol-3-one|3-methyl-1-(3-methylphenyl)-4,5-dihydro-1H-pyrazol-5-one|5-methyl-2-(3-methylphenyl)-4H-pyrazol-3-one|5-methyl-2-(3-methylphenyl)-2,4-dihydro-3H-pyrazol-3-one|2-Pyrazolin-5-one, 3-methyl-1-m-tolyl-|3-Methyl-1-(m-tolyl)-1H-pyrazol-5(4H)-one|3H-Pyrazol-3-one, 2,4-dihydro-5-methyl-2-(3-methylphenyl)-|J3.800.385B|5-Methyl-2-m-tolyl-2,4-dihydropyrazol-3-one|3-Methyl-1-(3-methylphenyl)-5(4H)-pyrazolone

CAS: 20124-80-5
Molecular Formula C11H12N2O
Molecular Weight 188.09496 g/mol
LogP 1.6
Topological Polar Surface Area 32.7 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 2
Rotatable Bonds 1
Exact Mass 188.09496
Monoisotopic Mass 188.09496
Heavy Atoms 14
Complexity 272.0

Chemical Identifiers

CAS Number 20124-80-5
SMILES CC1=NN(C(=O)C1)C2=CC=CC(=C2)C
InChIKey GWHZXIMAQAFUCP-UHFFFAOYSA-N

Patent-Derived Application Labels

Derived from 5 IPC patent classification(s) across the SureChEMBL global patent database.

Dyes & Pigments (7 patents) Heterocyclic Building Blocks (15 patents) Organometallic Reagents (2 patents) Pharmaceutical Intermediates (21 patents) Plastic Additives (2 patents)

Product Overview

3-methyl-1-(3-methylphenyl)-4,5-dihydro-1H-pyrazol-5-one (CAS 20124-80-5), with molecular formula C11H12N2O and molecular weight 188.09496 g/mol. IUPAC: 5-methyl-2-(3-methylphenyl)-4H-pyrazol-3-one.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.
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3-methyl-1-(3-methylphenyl)-4,5-dihydro-1H-pyrazol-5-one is a custom synthesis product. We offer services from milligram to kilogram scale.

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