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Tetrahydrofuran

CAS 109-99-9 · C4H8O
Hazard class
Danger — Flammable, Health hazard, Irritant / harmful
Pictograms
FlammableHealth hazardIrritant / harmful
H-statements
  • H225 Highly flammable liquid and vapour
  • H351 Suspected of causing cancer
  • H335 May cause respiratory irritation
  • H319 Causes serious eye irritation
  • EUH019 May form explosive peroxides
Common uses (US EPA CDR)
SolventIntermediateLaboratory chemicalsProcessing aids not otherwise specifiedAnti-adhesive/cohesiveFuel
Workplace exposure limits
NIOSH REL TWA 200 ppm (590 mg/m3) ST 250 ppm (735 mg/m3)
OSHA PEL TWA 200 ppm (590 mg/m3) T
IDLH 2000 ppm [10%LEL]
Occupational exposure limits — NIOSH Pocket Guide.
Synonyms
TETRAHYDROFURAN · Oxolane · 109-99-9 · Furanidine · Furan, tetrahydro- · Tetramethylene oxide · Hydrofuran · Oxacyclopentane
Molecular weight
72.11 g/mol
Browse similar
Flammable · Health hazard · Irritant / harmful
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). SNRL 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.