Nomenclature
CAS number: 123-19-3
4-Heptanone; butyrone.
C
7H
14O; mol wt 114.19.
C 73.63%, H 12.36%, O 14.01%.
Description and references
Made by passing butyric acid over precipitated
CaCO3 at 450°.
Properties
Colorless, very refractive liquid; penetrating
odor; burning taste. d415 0.821. bp 144°. mp -32.6°. nD22 1.4073. Flammable. Insol in water. Miscible with alcohol, ether.Caution
Potential symptoms of overexposure
are irritation of eyes, skin; CNS depression, dizziness, somnolence,
decreased breathing. See NIOSH
Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997)
p 122.