1,4-Dioxane, ACS reagent

ACS reagent, ≥99.0%

Properties

grade

ACS reagent

Quality Level

vapor density

3 (vs air)

vapor pressure

27 mmHg ( 20 °C)
40 mmHg ( 25 °C)

assay

≥99.0%

form

liquid

autoignition temp.

356 °F

expl. lim.

22 %

impurities

≤0.0016 meq/g Titr. acid
≤0.005% Peroxide (as H2O2)
≤0.01% Carbonyl (as HCHO)
≤0.05% water

evapn. residue

≤0.005%

color

APHA: ≤20

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.)

transition temp

freezing point ≥11.0

density

1.034 g/mL at 25 °C (lit.)

SMILES string

C1COCCO1

InChI

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

InChI key

RYHBNJHYFVUHQT-UHFFFAOYSA-N

Safety Information

Pictograms

FlameExclamation markHealth hazard
GHS02,GHS07,GHS08

Signal Word

Danger

Hazard Statements

H225 – H319 – H335 – H350

Precautionary Statements

P202 – P210 – P233 – P240 – P305 + P351 + P338 – P308 + P313

Hazard Classifications

Carc. 1B – Eye Irrit. 2 – Flam. Liq. 2 – STOT SE 3

Target Organs

Respiratory system

Supplementary Hazards

EUH019 – EUH066

Storage Class Code

3 – Flammable liquids

WGK

WGK 2

Flash Point(F)

51.8 °F – closed cup

Flash Point(C)

11 °C – closed cup