*** 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 ***