3032. n-Dibutylamine

Nomenclature

CAS number: 111-92-2
N-Butyl-1-butanamine.
C8H19N; mol wt 129.24.
C 74.35%, H 14.82%, N 10.84%.

Description and references

Prepn from butyl bromide and ammonia with separation of the mono-, di-, and tributylamines formed: Werner, J. Chem. Soc. 115, 1010 (1919). Manuf: Engel, Hoog, US 2574693 (1951 to Shell); Davies et al., US 2609394 (1952 to I.C.I.); Lemon, Myerly, US 3022349 (1962 to Union Carbide); Brois, Rutkowski, US 3147310 (1964 to Esso). Toxicity study: H. F. Smyth et al., Arch. Ind. Hyg. Occup. Med. 10, 61 (1954).

Chemical structure

Properties

Liquid, bp 159-160°. mp -60° to -59°. d420 0.7601. nD20 1.4177. Flash pt, open cup: 135°F (57°C). Sol in water, alc. LD50 orally in rats: 550 mg/kg (Smyth).