1560. n-Butyl Chloride

Nomenclature

CAS number: 109-69-3
1-Chlorobutane; n-propylcarbinyl chloride; butyl chloride.
C4H9Cl; mol wt 92.57.
C 51.90%, H 9.80%, Cl 38.30%.

Description and references

Prepd from n-butyl alcohol by heating with HCl and anhydr ZnCl2: Whaley, Copenhaver, J. Am. Chem. Soc. 60, 2497 (1938) DOI; Org. Synth. coll. vol. I, 142 (2nd ed., 1941). Toxicity study: H. F. Smyth et al., Arch. Ind. Hyg. Occup. Med. 10, 61 (1954).

Chemical structure

Properties

Liquid. Flammable. d415 0.89197; d420 0.88648; d425 0.88098. One gallon weighs 7.35 pounds. mp -123.1°. bp760 78.5°. nD20 1.40223. Flash pt -6.7°C (20°F). Dipole moment: 1.95. Practically insol in water (0.066% at 12°). Misc with alcohol, ether. LD50 orally in rats: 2.67 g/kg (Smyth).

Use

As butylating agent in organic synthesis, e.g., in the manuf of butyl cellulose.

Therapeutic Category (Veterinary)

Anthelmintic.