*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SL0532000 CHEMICAL NAME : Phenol, 2-(2,4-dichlorophenoxy)-4,5,6-trichloro- CAS REGISTRY NUMBER : 53555-01-4 BEILSTEIN REFERENCE NO. : 4522298 LAST UPDATED : 199612 DATA ITEMS CITED : 7 MOLECULAR FORMULA : C12-H5-Cl5-O2 MOLECULAR WEIGHT : 358.42 WISWESSER LINE NOTATION : QR BG CG DG FOR BG DG COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * Cl5-Predioxin * 2-(2,4-Dichlorophenoxy)-4,5,6-trichlorophenol * 6-(2,4-Dichlorophenoxy)-2,3,4-trichlorophenol * 2',3,4,4',5-Pentachloro-2-hydroxydiphenyl ether * Phenol, 6-(2,4-dichlorophenoxy)-2,3,4-trichloro- * 4,5,6-Trichloro-2-(2,4-dichlorophenoxy)phenol *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 170 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - irritability REFERENCE : JTEHD6 Journal of Toxicology and Environmental Health. (Hemisphere Pub., 1025 Vermont Ave., NW, Washington, DC 20005) V.1- 1975/76- Volume(issue)/page/year: 12,245,1983 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Yeast - Saccharomyces cerevisiae DOSE/DURATION : 50 mg/L REFERENCE : EVSRBT Environmental Science Research. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) V.1- 1972- Volume(issue)/page/year: 12,325,1978 TYPE OF TEST : Gene conversion and mitotic recombination TEST SYSTEM : Yeast - Saccharomyces cerevisiae DOSE/DURATION : 50 mg/L REFERENCE : EVSRBT Environmental Science Research. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) V.1- 1972- Volume(issue)/page/year: 12,325,1978 TYPE OF TEST : Specific locus test ROUTE OF EXPOSURE : Intraperitoneal TEST SYSTEM : Rodent - mouse DOSE/DURATION : 50 mg/kg REFERENCE : EVSRBT Environmental Science Research. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) V.1- 1972- Volume(issue)/page/year: 12,325,1978 *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Positive: S cerevisiae-forward mutation; S cerevisiae-homozygosis EPA GENETOX PROGRAM 1988, Negative: S cerevisiae gene conversion EPA GENETOX PROGRAM 1988, Inconclusive: Mouse spot test *** END OF RECORD ***