5-Hydroxy-1-methylpyrazole

About This Item

Molecular Formula	C₄H₆N₂O
CAS Number	33641-15-5

FC-0482973

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Properties

Chemical Identifiers

IUPAC Name	2-methyl-1H-pyrazol-3-one
SMILES	CN1C(=O)C=CN1

Physical Properties

Boiling Point	217.7±13.0 °C at 760 mmHg
Melting Point	110-114ºC
Flash Point	85.4±19.8 °C
Density	1.2±0.1 g/cm3

Safety Information

Hazard Class

Danger

Flash Point

85.4±19.8 °C

Please refer to the Safety Data Sheet (SDS) for complete handling, storage, and disposal instructions. Follow all applicable regulations when working with this chemical reagent.