*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DD0550000 CHEMICAL NAME : Benzidine, 3,3'-dichloro-, dihydrochloride CAS REGISTRY NUMBER : 612-83-9 LAST UPDATED : 199710 DATA ITEMS CITED : 6 MOLECULAR FORMULA : C12-H10-Cl2-N2.2Cl-H MOLECULAR WEIGHT : 326.06 WISWESSER LINE NOTATION : ZR BG D- 2 &GH &GH COMPOUND DESCRIPTOR : Tumorigen Mutagen SYNONYMS/TRADE NAMES : * (1,1'-Biphenyl)-4,4'-diamine, 3,3'-dichloro-, dihydrochloride * 3,3'-Dichlorobenzidine dihydrochloride *** 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 : 3820 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 34ZIAG "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969 Volume(issue)/page/year: -,211,1969 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 10 ug/plate REFERENCE : ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 5(Suppl 1),3,1983 *** U.S. STANDARDS AND REGULATIONS *** OSHA-cancer suspect agent CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1007,1987 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 NTP 7th Annual Report on Carcinogens, 1992 : anticipated to be carcinogen *** END OF RECORD ***