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2,4-dihydro-5-methyl-3H-pyrazol-3-one

CAS 108-26-9 · C4H6N2O

Hazard class

Warning — Environmental hazard

Pictograms

Environmental hazard

H-statements

H400 Very toxic to aquatic life
H410 Very toxic to aquatic life with long lasting effects

Synonyms

203-565-3 · 3-Methyl-2-pyrazolin-5-one · 3-Methyl-5-pyrazolone · 3-Methyl-1H-pyrazol-5(4H)-one · 3H-Pyrazol-3-one, 2,4-dihydro-5-methyl- · 2,4-Dihydro-5-methyl-3H-pyrazol-3-one · BRN 0606503 · P378M0497D

Molecular weight

98.1 g/mol

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Environmental hazard

Data source

Aggregated classification PubChem · REACH-registered

GHS aggregated by PubChem from registrant and agency submissions; not individually harmonised. Always verify against the official SDS before compliance use.

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GHS/CLP classification from authoritative registries (ECHA Annex VI, PubChem). SNRL is a free chemical safety search. Browse categories · API · Console

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