Revision as of 13:07, 27 April 2013 by (username removed)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search


A toxic, colorless liquid with a slight ether-like smell. Dioxane is no longer recommended for use. In the past, it was used as a solvent for acetate cellulose acetate, cellulose ethyl cellulose, cellulose benzyl cellulose, and other resins, oils, and waxes. It was often found in paint and varnish removers. Dioxane was also used as a surfactant and dispersant in textile processing, dyeing, and printing.

Synonyms and Related Terms

diethylene oxide; dioxyethylene ether; 1,4-diethylene dioxide; diethylene ether; 1,4-dioxane

Chemical structure


Other Properties

Miscible in water and most organic solvents.

Composition C4H8O2
CAS 123-91-1
Melting Point 11.8
Density 1.0329
Molecular Weight mol. wt. = 88.1
Refractive Index 1.420
Boiling Point 101.1

Hazards and Safety

Highly toxic by skin contact, inhalation, and ingestion. Suspected carcinogen. Fumes are highly flammable and explosive. Flash point = 12C (54F)

LINK: International Chemical Safety Card


  • R. J. Gettens, G.L. Stout, R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
  • Hermann Kuhn, Hermann Kuhn, Conservation and Restoration of Works of Art and Antiquities, Butterworths, London, 1986
  • Michael McCann, Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983
  • CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index = 1.420

Retrieved from "https://cameo.mfa.org/index.php?title=Dioxane&oldid=13226"