9669. Triethylenediamine

Nomenclature

CAS number: 280-57-9
1,4-Diazabicyclo[2.2.2]octane; Dabco (Air Prods.).
C6H12N2; mol wt 112.17.
C 64.25%, H 10.78%, N 24.97%.

Description and references

Prepn: Krause et al., GB 871754 (1958 to Houdry Process).

Chemical structure

Properties

Crystals, extremely hygroscopic. Sublimes readily at room temp. mp 158°. bp 174°. pKa1 3.0; pKa2 8.7. Soly (g/100 g at 25°) in water: 45; acetone: 13; benzene: 51; ethanol: 77; methyl ethyl ketone: 26.1.

Use

Catalyst in making urethane foams.