TDCPP
Title: TDCPP
CAS Registry Number: 13674-87-8
CAS Name: 1,3-Dichloro-2-propanol phosphate (3:1)
Additional Names: phosphoric acid tris(1,3-dichloro-2-propyl)ester; tris(1,3-dichloroisopropyl)phosphate; tris[2-chloro-1-(chloromethyl)ethyl]phosphate
Trademarks: Fyrol FR-2 (Supresta)
Molecular Formula: C9H15Cl6O4P
Molecular Weight: 430.90
Percent Composition: C 25.09%, H 3.51%, Cl 49.37%, O 14.85%, P 7.19%
Literature References: Flame retardant formerly used in children's sleepwear; once considered as a potential replacement for Tris-BP, q.v. Prepn: W. J. Jones et al., J. Chem. Soc. 1946, 824. Use in flameproofing: R. J. Polacek, US 3041293 (1962 to Celanese). Thermal studies: K. Paciorek et al., Am. Ind. Hyg. Assoc. J. 39, 633 (1978); N. Inagaki et al., J. Appl. Polym. Sci. 21, 217 (1977); 24, 1 (1979). Mutagenicity studies: M. D. Gold et al., Science 200, 785 (1978); A. Nakamura et al., Mutat. Res. 66, 373 (1979); D. Brusick et al., J. Environ. Pathol. Toxicol. 3, 207 (1979). Toxicity study: J. K. Piotrowski et al., Bromatol. Chem. Toksykol. 9, 141 (1976), C.A. 85, 104825u (1976).
Properties: Viscous liquid, bp5 236-237°. nD20 1.5022. Soly in water ~100 ppm. LD50 orally in rats: 1.85 g/kg (Piotrowski).
Boiling point: bp5 236-237°
Index of refraction: nD20 1.5022
Toxicity data: LD50 orally in rats: 1.85 g/kg (Piotrowski)
Use: Flame retardant.

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