Tetrahydrofuran

grade

ACS reagent

Quality Level

300

Agency

reag. Ph. Eur.

vapor density

2.5 (vs air)

vapor pressure

114 mmHg ( 15 °C)
143 mmHg ( 20 °C)

product line

EMSURE^®

Assay

≥99.8% (GC)

form

liquid

autoignition temp.

610 °F

expl. lim.

1.8-11.8 %

impurities

≤0.00005% Al (Aluminium)
≤0.0002 meq/g Alkalinity
≤0.0003 meq/g Acidity
≤0.005% Peroxide (as H₂O₂)
≤0.03% Water

evapn. residue

≤0.0005%

color

clearAPHA: ≤10

refractive index

n20/D 1.407 (lit.)

pH

7-8 (20 °C 200 g/L in H₂O)

bp

65-67 °C (lit.)

mp

−108 °C (lit.)

transition temp

flash point -21.5 °C

density

0.889 g/mL at 25 °C (lit.)

cation traces

Al: ≤0.00005%
B: ≤0.000002%
Ba: ≤0.00001%
Ca: ≤0.00005%
Cd: ≤0.000005%
Co: ≤0.000002%
Cr: ≤0.000002%
Cu: ≤0.000002%
Fe: ≤0.00001%
Mg: ≤0.000002%
Mn: ≤0.000002%
Ni: ≤0.000002%
Pb: ≤0.00001%
Sn: ≤0.00001%
Zn: ≤0.00001%

storage temp.

2-30°C

SMILES string

C1CCOC1

InChI

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

InChI key

WYURNTSHIVDZCO-UHFFFAOYSA-N