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Key Documents

5.89568

Sigma-Aldrich

Tetrahydrofuran

≥99.9%, anhydrous, inhibitor-free

Synonym(s):

THF, Butylene oxide, Oxolane, Tetramethylene oxide

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About This Item

Empirical Formula (Hill Notation):
C4H8O
CAS Number:
Molecular Weight:
72.11
Beilstein/REAXYS Number:
102391
MDL number:
UNSPSC Code:
12191502
NACRES:
NA.22

product name

Tetrahydrofuran, anhydrous, ≥99.9%, inhibitor-free

grade

anhydrous

Quality Level

vapor density

2.5 (vs air)

vapor pressure

114 mmHg ( 15 °C)
143 mmHg ( 20 °C)

assay

≥99.9%

autoignition temp.

610 °F

expl. lim.

1.8-11.8 %

refractive index

n20/D 1.407 (lit.)

bp

65-67 °C (lit.)

mp

−108 °C (lit.)

solubility

H2O: soluble

density

0.889 g/mL at 25 °C (lit.)

SMILES string

C1CCOC1

InChI

1S/C4H8O/c1-2-4-5-3-1/h1-4H2

InChI key

WYURNTSHIVDZCO-UHFFFAOYSA-N

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signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Flam. Liq. 2

supp_hazards

Storage Class

3 - Flammable liquids

wgk_germany

WGK 1

flash_point_f

-6.2 °F - closed cup

flash_point_c

-21.2 °C - closed cup


Certificates of Analysis (COA)

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