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147222 Sigma-Aldrich

Tetrahydrofuran

≥99.5%

Synonym: Butylene oxide, Oxolane, Tetramethylene oxide

  • CAS Number 109-99-9

  • Empirical Formula (Hill Notation) C4H8O

  • Molecular Weight 72.11

  •  Beilstein/REAXYS Number 102391

  •  EC Number 203-726-8

  •  MDL number MFCD00005356

  •  PubChem Substance ID 329750586

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Properties

vapor density   2.5 (vs air)
vapor pressure   114 mmHg ( 15 °C)
  143 mmHg ( 20 °C)
InChI Key   WYURNTSHIVDZCO-UHFFFAOYSA-N
assay   ≥99.5%
autoignition temp.   610 °F
contains   250 ppm BHT as inhibitor
expl. lim.   1.8-11.8 %
impurities   <0.030% water
refractive index   n20/D 1.407 (lit.)
bp   65-67 °C (lit.)
  65-67 °C
mp   −108 °C (lit.)
solubility   water: soluble
density   0.889 g/mL at 25 °C (lit.)

Description

Legal Information

DuPont product

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Supplemental Hazard Statements 
May form explosive peroxides.
RIDADR 
UN 2056 3 / PGII
WGK Germany 
1
RTECS 
LU5950000
Flash Point(F) 
1.4 °F
Flash Point(C) 
-17 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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