TetrahydrofuranC4H8O

CAS-No.:
109-99-9
UN-No.:
2056
EINECS No.:
203-726-8
Kemler Code:
33
Hazard signs
GHS02
GHS07
GHS08

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

Occupational exposure limit
WORKPLACE EXPOSURE STANDARDS FOR AIRBORNE CONTAMINANTS (AU)
  • TWA (ppm) 100
  • TWA (mg/m3) 295
  • H: 225
    Highly flammable liquid and vapour
  • H: 302
    Harmful if swallowed
  • H: 319
    Causes serious eye irritation
  • H: 335
    May cause respiratory irritation
  • H: 336
    May cause drowsiness or dizziness
  • H: 351
    Suspected of causing cancer.

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

  • Melting point:
    -108 °C
  • Boiling Point:
    65 °C
  • Density (at 20 °C):
    0,89 g/cm3
  • Ionization:
    9.40 ± 0.02 eV
  • Flash Point:
    -20 °C
  • Ignition Temperature:
    230 °C
  • Vapor Pressure (at 20 °C):
    170 hPa
  • Lower Explosive Limit:
    1.5 Vol.-%
  • Upper Explosive Limit:
    12.4 Vol.-%
  • Hazardous Effects:
    C

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

Also known as:
  • 1,4-Epoxybutane
  • 2-Butenedioic acid (2Z)-, cyclohexyl 2-methylpropyl ester Tetrahydrofuran Tetrahydrofuran, THF THF
  • Butane .alpha.,.delta.-oxide Butane, 1,4-epoxy- Cyclotetramethylene oxide Furan, tetrahydro- (7CI, 8CI, 9CI) Furanidine Oxacyclopentane Oxolane Tetrahydrofuran Tetramethylene oxide THF
  • Diethylene oxide
  • Oxacyclopentan
  • Tetramethylene oxide
  • THF

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Suitable products for Tetrahydrofuran C4H8O

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Masks and Filters

Filtering Escape Devices

Protective Suits

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