Tetrahidrofuran

Nombre del producto

Tetrahidrofuran, for spectroscopy Uvasol^®

InChI

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

SMILES string

C1CCOC1

InChI key

WYURNTSHIVDZCO-UHFFFAOYSA-N

vapor density

2.5 (vs air)

vapor pressure

114 mmHg ( 15 °C)
143 mmHg ( 20 °C)

assay

≥99.9% (GC)

form

liquid

autoignition temp.

610 °F

expl. lim.

1.8-11.8 %

technique(s)

UV/Vis spectroscopy: suitable

impurities

≤0.0002 meq/g Acidity
≤0.0002 meq/g Alkalinity
≤0.01% Water

evapn. residue

≤0.0002%

color

APHA: ≤10

transmittance

215 nm, ≥30%
245 nm, ≥50%
265 nm, ≥80%
275 nm, ≥90%
310 nm, ≥98%

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 -20 °C

density

0.889 g/mL at 25 °C (lit.)

UV absorption

λ: 215 nm A_max: ≤0.52
λ: 245 nm A_max: ≤0.30
λ: 265 nm A_max: ≤0.10
λ: 275 nm A_max: ≤0.05
λ: 310 nm A_max: ≤0.01

storage temp.

2-30°C

Quality Level

100