*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : ZE4085000 CHEMICAL NAME : o-Xylene, alpha,alpha'-dichloro- CAS REGISTRY NUMBER : 612-12-4 BEILSTEIN REFERENCE NO. : 2043675 REFERENCE : 4-05-00-00927 (Beilstein Handbook Reference) LAST UPDATED : 199710 DATA ITEMS CITED : 6 MOLECULAR FORMULA : C8-H8-Cl2 MOLECULAR WEIGHT : 175.06 WISWESSER LINE NOTATION : G1R B1G COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * Benzene, 1,2-bis(chloromethyl)- * o-Bis(chloromethyl)benzene * 1,2-Bis(chloromethyl)benzene * alpha,alpha'-Dichloro-o-xylene * o-Xylylene dichloride *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 2263 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Vascular - regional or general arteriolar or venous dilation REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0555290 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1131 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Vascular - regional or general arteriolar or venous dilation REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0555290 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 320 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#03225 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 100 ug/plate REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 191,79,1987 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***