Title: Hexamethylene Glycol
CAS Registry Number: 629-11-8
CAS Name: 1,6-Hexanediol
Synonyms: 1,6-dihydroxyhexane
Molecular Formula: C6H14O2
Molecular Weight: 118.17
Percent Composition: C 60.98%, H 11.94%, O 27.08%
Line Formula: HOCH2(CH2)4CH2OH
Literature References: Prepd by reduction of ethyl adipate with copper chromite: Lazier
et al., Org. Synth. coll. vol. II, 325 (1943); from 2,5-tetrahydrofurandimethanol: Utne
et al., US 3070633 (1962 to Merck & Co.). Toxicity study: C. P. Carpenter
et al., Toxicol. Appl. Pharmacol. 28, 313 (1974).
Properties: Crystals, mp 42.8°. bp760 208°; bp10 134°.
nD25 1.4579. Dipole moment: 2.48 (dioxane). Sol in water, alcohol; sparingly sol in hot ether. LD50 orally in rats: 3.73 g/kg (Carpenter).
Melting point: mp 42.8°
Boiling point: bp760 208°; bp10 134°
Index of refraction: nD25 1.4579
Toxicity data: LD50 orally in rats: 3.73 g/kg (Carpenter)
Derivative Type: Bis(3,5-dinitrobenzoate)
Molecular Formula: C20H18N4O12
Molecular Weight: 506.38
Percent Composition: C 47.44%, H 3.58%, N 11.06%, O 37.91%
Properties: Crystals from dioxane + ethanol, mp 169-171°.
Melting point: mp 169-171°
Use: Intermediate in the production of nylon; to make hexamethylenediamine, polyesters, polyurethans; in gasoline refining; as plasticizer.