1,2-Dioxane

CAS NO.：5703-46-8
Empirical Formula: C4H8O2
Molecular Weight: 88.11
SAFETY DATA SHEET (SDS)
Update Date: 2026-06-24 18:39:39

What is 1,2-Dioxane?

Physical properties

Colorless liquid, solidifying in the cold. M.P. 12° C. Sp.Gr. 1.04. B.P. 101° C. Hydroscopic and miscible with water.
Soluble in alcohol and oils. Very sweet, mild-ethereal odor.

The Uses of 1,2-Dioxane

Certain derivatives of 1,2-Dioxane (cyclic glycol acetals) are used in perfumes and flavors. Dioxane is slightly toxic in its effect upon the human Central Nervous System. It is also flammable and presents a fire hazard.

Definition

ChEBI: 1,2-dioxane is a dioxane.

Production Methods

1,2-Dioxane can be produced by Etherification (dehydration) of Ethylene glycol.

Properties of 1,2-Dioxane

Boiling point:	60.3±7.0 °C(Predicted)
Density	0.995±0.06 g/cm3(Predicted)
Relative polarity	0.164
Dielectric constant	2.25

Safety information for 1,2-Dioxane

Computed Descriptors for 1,2-Dioxane

New Products

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