pentan-3-one; diethyl ketone
CAS 96-22-0 · C5H10O
Hazard classDanger — Flammable, Irritant / harmful
PictogramsFlammableIrritant / harmful
H-statements- H225 Highly flammable liquid and vapour
- H335 May cause respiratory irritation
- H336 May cause drowsiness or dizziness
- EUH066 Repeated exposure may cause skin dryness or cracking
Common uses (US EPA CDR)IntermediateCleaning agent
Workplace exposure limitsNIOSH REL TWA 200 ppm (705 mg/m3) D
OSHA PEL none None available
IDLH N.D.Occupational exposure limits — NIOSH Pocket Guide.
Synonyms3-PENTANONE · Pentan-3-one · Diethyl ketone · Dimethylacetone · Methacetone · Propione · Metacetone · Ethyl ketone
Molecular weight86.13 g/mol
Data sourceHarmonised classification ECHA — EU CLP Annex VILegally binding EU classification adopted by ECHA under CLP Annex VI — the highest-confidence GHS source.
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