3099. Didecyldimethylammonium Chloride

Nomenclature

CAS number: 7173-51-5
N-Decyl-N,N-dimethyl-1-decanaminium chloride; dimethyldidecylammonium chloride; Bardac 2250/2280 (Lonza); BTC-1010 (Onyx); Dodigen 1881 (Hoechst); Querton 210CL (Kemanord).
C22H48ClN; mol wt 362.08.
C 72.98%, H 13.36%, Cl 9.79%, N 3.87%.

Description and references

Quaternary alkyl ammonium compound with fungicidal and bactericidal activity. Prepn: A. W. Ralston et al., J. Org. Chem. 13, 186 (1948). Conductivity of aqueous soln: eidem, J. Am. Chem. Soc. 70, 977 (1948). Mothproofing agent: A. M. Schwartz, C. A. Rader, US 3746767 (1971 to USDA). In carpet dyeing: F. F. Bartsch, R. Feigin, US 3758269 (1971 to Sybron). Germicidal activity: R. J. Wright, DE 2810998; eidem, US 4272395 (1978, 1981 both to Unilever). Ion-pair extracting agent in carbapenem isoln: J. D. Hood et al., J. Antibiot. 32, 295 (1979). In froth-flotation recovery of metals: V. Petrovich, US 4225428 (1980). Eliminates ice-nucleating effect of bacteria in plants: E. A. Youngman, R. C. Schnell, EP 37593; eidem, US 4311517 (1981, 1982 both to Shell). Breaks oil-in-water emulsions created during oil-spill recovery procedures: J. Newcombe, US 4374734 (1983 to Cities Service). Fungidical wood preservative: A. F. Preston: J. Am. Oil Chem. Soc. 60, 567 (1983).

Chemical structure

Properties

Extremely hygroscopic. Sol in acetone, extremely sol in benzene. Insol in hexane.

Caution

Causes eye damage and skin irritation. Harmful if swallowed.

Use

General purpose disinfectant, sanitizer; mildew preventative in commercial laundries; water treatment in cooling towers and oil field flood waters; wood preservative.