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A colorless, strong smelling solvent whose structure is an aliphatic cyclic hydrocarbon. Cyclohexane is a common solvent that is used in the production of nylon. It dissolves many types of materials such as cellulose ethers, fats, oils, waxes, bitumens, natural resins, and rubber. Cyclohexane is often used in varnish and paint removers.

Synonyms and Related Terms

hexamethylene; hexanaphthene; hexahydrobenzene



Chemical structure



  • Highly flammable. Flashpoint = -18 C (0 F).
  • May cause skin, nose and eye irritation.
  • Acute exposure may cause narcosis.
  • Cisco Chem: SDS

Physical and Chemical Properties

Miscible in ethanol, acetone, benzene, ether, carbon tetrachloride. Immiscible in water.

Composition C6H12
CAS 110-82-7
Melting Point 6.5 C
Density 0.7781 g/ml
Molecular Weight mol. wt.= 84.16
Refractive Index 1.424
Boiling Point 80.7 C


Properties of Common Solvents

Resources and Citations

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 744
  • 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 Comment: entry 2792
  • CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index = 1.424