1 4-Dioxane

vapor density

3 (vs air)

Quality Level

100

vapor pressure

27 mmHg ( 20 °C)
40 mmHg ( 25 °C)

Assay

≥99.5%

form

liquid

autoignition temp.

356 °F

expl. lim.

22 %

technique(s)

HPLC: suitable

impurities

≤0.001% non-volatile matter
≤0.002% free acid (as CH₃COOH)
≤0.01% peroxides (as H₂O₂)
≤0.05% water (Karl Fischer)

transmittance

220 nm ≥20%
270 nm ≥80%
300 nm ≥98%

refractive index

n20/D 1.422 (lit.)

pH

6.0-8 (20 °C 500 g/L)

bp

100-102 °C (lit.)

mp

10-12 °C (lit.)

density

1.034 g/mL at 25 °C (lit.)

UV absorption

λ: 220 nm A_max: ≤0.70
λ: 235 nm A_max: ≤0.50
λ: 250 nm A_max: ≤0.20
λ: 270 nm A_max: ≤0.10
λ: 295-400 nm A_max: ≤0.01

application(s)

food and beverages

SMILES string

C1COCCO1

InChI

1S/C4H8O2/c1-2-6-4-3-5-1/h1-4H2

InChI key

RYHBNJHYFVUHQT-UHFFFAOYSA-N