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methyl isocyanate

CAS 624-83-9 · C2H3NO
Hazard class
Danger — Flammable, Health hazard, Toxic, Corrosive
Pictograms
FlammableHealth hazardToxicCorrosive
H-statements
  • H225 Highly flammable liquid and vapour
  • H361d Suspected of damaging the unborn child
  • H330 Fatal if inhaled
  • H311 Toxic in contact with skin
  • H301 Toxic if swallowed
  • H335 May cause respiratory irritation
  • H315 Causes skin irritation
  • H318 Causes serious eye damage
  • H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
  • H317 May cause an allergic skin reaction
Workplace exposure limits
NIOSH REL TWA 0.02 ppm (0.05 mg/m3) [skin]
OSHA PEL TWA 0.02 ppm (0.05 mg/m3) [skin]
IDLH 3 ppm
Occupational exposure limits — NIOSH Pocket Guide.
Synonyms
METHYL ISOCYANATE · Isocyanatomethane · Methane, isocyanato- · methylisocyanate · Methyl carbonimide · Methylcarbylamine · Isocyanate de methyle · Iso-cyanatomethane
Molecular weight
57.05 g/mol
Browse similar
Flammable · Health hazard · Toxic · Corrosive
Data source
Harmonised classification ECHA — EU CLP Annex VI
Legally binding EU classification adopted by ECHA under CLP Annex VI — the highest-confidence GHS source.
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GHS/CLP classification from authoritative registries (ECHA Annex VI, PubChem). Reagent is a free chemical safety search. Browse categories · API · Console
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.