9028. TAED

Nomenclature

CAS number: 10543-57-4
N,N′-1,2-ethanediylbis[N-acetylacetamide]; N,N,N′,N′-tetraacetylethylenediamine; TAED 4303.
C10H16N2O4; mol wt 228.25.
C 52.62%, H 7.07%, N 12.27%, O 28.04%.

Description and references

Bleach activator for peroxide-based detergents. Prepn: A. P. N. Franchimont, J. V. Dubsky, Rec. Trav. Chim. 30, 184 (1911); R. P. Mariella, K. H. Brown, J. Org. Chem. 36, 735 (1971). Chemical degradation studies: D. M. Davies, M. E. Deary, J. Chem. Soc. Perkin Trans. 2 1991, 1549; N. Brand et al., Chemosphere 34, 2637 (1997). Determn by iodometric titration in household detergents: L. Baini et al., Riv. Ital. Sostanze Grasse 69, 615 (1992). Biocidal efficacy: V. B. Cloud, I. M. George, Household Pers. Prod. Ind. 34, 82 (1997). Enhancement of whiteness of cellulosic blends: A. J. Mathews, S. J. Scarborough, Proc. Beltwide Cotton Conf. 1998, 732; of wool/cotton blends: P. A. Duffield et al., ibid. 816; of paper pulp: C. Leduc et al., Appita J. 51, 306 (1998).

Chemical structure

Properties

Solid, mp 149-150°. Sol in water up to 103 mol/l. uv max (water): 213 nm (ε 18000 mol1cm1).

Use

Peroxide bleach activator for household detergents, paper pulp.