2-Butanone, peroxide
CAS 1338-23-4 · C8H18O6
Hazard classDanger — Flammable, Corrosive, Toxic, Irritant / harmful, Health hazard
PictogramsFlammableCorrosiveToxicIrritant / harmfulHealth hazard
H-statements- H242 Heating may cause a fire
- H302 Harmful if swallowed
- H332 Harmful if inhaled
- H314 Causes severe skin burns and eye damage
- H318 Causes serious eye damage
- H335 May cause respiratory irritation
- H227 Combustible liquid
- H241 Heating may cause a fire or explosion
- H315 Causes skin irritation
- H330 Fatal if inhaled
- H336 May cause drowsiness or dizziness
- H370 Causes damage to organs
- H401 Toxic to aquatic life
- H313 May be harmful in contact with skin
- H373 May cause damage to organs through prolonged or repeated exposure
- H312 Harmful in contact with skin
- H341 Suspected of causing genetic defects
Workplace exposure limitsNIOSH REL C 0.2 ppm (1.5 mg/m3)
OSHA PEL none
IDLH N.D.Occupational exposure limits — NIOSH Pocket Guide.
Synonyms215-661-2 · 2-BUTANONE PEROXIDE · Methyl ethyl ketone peroxide · Thermacure · Ketonox · Mepox · Esperfoam FR · Lupersol DEL
Molecular weight210.22 g/mol
Data sourceAggregated classification PubChem · REACH-registeredGHS aggregated by PubChem from registrant and agency submissions; not individually harmonised. Always verify against the official SDS before compliance use.
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Guide only. This information is compiled from published safety data sheets and public regulatory registries and is believed correct at the date of publication shown. It is not all-inclusive and shall be used only as a guide. It does not replace the manufacturer’s current Safety Data Sheet, which governs in all cases. SNRL shall not be held liable for any injury, loss or damage resulting from handling of, or contact with, any product listed.