*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DV8840000 CHEMICAL NAME : 1,1'-Biphenyl, 2,4,4'-trichloro- CAS REGISTRY NUMBER : 7012-37-5 BEILSTEIN REFERENCE NO. : 1956846 REFERENCE : 2-05-00-00484 (Beilstein Handbook Reference) LAST UPDATED : 199710 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C12-H7-Cl3 MOLECULAR WEIGHT : 257.54 COMPOUND DESCRIPTOR : Reproductive Effector SYNONYMS/TRADE NAMES : * Biphenyl, 2,4,4'-trichloro- * K 28 * Pcb28 * 2,4,4'-Trichlorobiphenyl * 2',4,4'-Trichlorobiphenyl * 4,2',4'-Trichlorobiphenyl *** HEALTH HAZARD DATA *** ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 273 mg/kg/13W-C TOXIC EFFECTS : Liver - other changes Kidney, Ureter, Bladder - other changes in urine composition Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - hepatic microsomal mixed oxidase (dealkylation, hydroxylation, etc.) 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: 49,301,1996 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 150 mg/kg/3D-I TOXIC EFFECTS : Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other esterases Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other hydrolases Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other Enzymes REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 33,94,1975 ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 224 mg/kg SEX/DURATION : female 10-16 day(s) after conception TOXIC EFFECTS : Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain) REFERENCE : TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 68,311,1993 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 224 mg/kg SEX/DURATION : female 10-16 day(s) after conception TOXIC EFFECTS : Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain) Reproductive - Effects on Newborn - behavioral REFERENCE : FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 26,117,1995 *** STATUS IN U.S. *** EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***