Substance

ID:311092

Names and Identifiers
IUPAC Traditional name
tetrahydrofuran
IUPAC name
oxolane
Synonyms
THF四氢呋喃Tetrahydrofuran
Registration numbers
EC Number
MDL Number
Beilstein Number
CAS Number
Properties
Safety Information
RTECS
LU5950000
European Hazard Symbols
Irritant Irritant (Xi)
Flammable Flammable (F)
Hazard Class
3
UN Number
2056
GHS Pictograms
GHS02
Flammable gases, category 1
Flammable aerosols, categories 1,2
Flammable liquids, categories 1,2,3
Self-reactive substances and mixtures, Types B,C,D,E,F
Pyrophoric liquids, category 1
Pyrophoric solids, category 1
Self-heating substances and mixtures
Substances and mixtures, which in contact with water, emit flammable gases, categories 1,2,3
Organic peroxides, Types B,C,D,E,F
GHS07
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
MSDS Link
German water hazard class
1
GHS Precautionary statements
P210-P261-P305+P351+P338
Risk Statements
11-19-36/37
Packing Group
2
Explode Limits
11.8 %
GHS Signal Word
Danger
GHS Hazard statements
H225-H319-H335
RID/ADR
UN 2056 3/PG 2
Safety Statements
16-29-33
Supplemental Hazard Statements
May form explosive peroxides.
Product Information
Empirical Formula (Hill Notation)
C4H8O
Evaporation Residue
<0.0005%
Grade
HPLC grade
Impurities
<0.020% water
λ
H2O reference
Purified By
glass distillation
Purity
≥99.9%
Physical Property
Vapor Pressure
143 mmHg ( 20 °C)
114 mmHg ( 15 °C)
Absorption Wavelength
λ: 250 nm Amax: 0.18
λ: 212 nm Amax: 1.00
λ: 350-400 nm Amax: 0.01
λ: 300 nm Amax: 0.02
Melting Point
-108 °C(lit.)
Boiling Point
65-67 °C(lit.)
65-67 °C
Density
0.889 g/mL at 25 °C(lit.)
Refractive Index
n20/D 1.407(lit.)
Flash Point
-17 °C
1.4 °F
Auto Ignition Point
610 °F
Vapor Density
2.5 (vs air)
Molecule Details
No Data Available
Click here to submit data
Molecular Spectra
No Data Available
Click here to submit data
References
No Data Available
Click here to submit data