*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DV3912500
CHEMICAL NAME           : 1,1'-Biphenyl, 4,4'-dichloro-
CAS REGISTRY NUMBER     : 2050-68-2
LAST UPDATED            : 199710
DATA ITEMS CITED        : 5
MOLECULAR FORMULA       : C12-H8-Cl2
MOLECULAR WEIGHT        : 223.10
COMPOUND DESCRIPTOR     : Mutagen
SYNONYMS/TRADE NAMES :
   * Biphenyl, 4,4'-dichloro-
   * p,p-Dcbp
   * p,p'-Dichlorobiphenyl
   * 4,4'-Dichlorobiphenyl
   * PCB 15
 
                       *** HEALTH HAZARD DATA ***
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
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 - hepatic microsomal mixed oxidase (dealkylation, hydroxylation,
   etc.)
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
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 700 mg/kg/7D-I
TOXIC EFFECTS :
   Liver - hepatitis (hepatocellular necrosis), zonal
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   28,418,1974
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Specific locus test
ROUTE OF EXPOSURE       : Oral
TEST SYSTEM             : Insect - Drosophila melanogaster
DOSE/DURATION           : 1 mmol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 342,61,1995

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***