*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DV8205000
CHEMICAL NAME           : 1,1'-Biphenyl, 3,3',4,4',5-pentachloro-
CAS REGISTRY NUMBER     : 57465-28-8
BEILSTEIN REFERENCE NO. : 4190261
LAST UPDATED            : 199806
DATA ITEMS CITED        : 4
MOLECULAR FORMULA       : C12-H5-Cl5
MOLECULAR WEIGHT        : 326.42
COMPOUND DESCRIPTOR     : Tumorigen
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * PCB 126
   * 3,3',4,4',5-Pentachlorobiphenyl
   * 3,4,3',4',5'-Pentachlorobiphenyl
   * 3,3',4,4',5-Pentachloro-1,1'-biphenyl
 
                       *** HEALTH HAZARD DATA ***
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 522 ug/kg
SEX/DURATION            : female 10 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - craniofacial
   (including nose and tongue)
   Reproductive - Specific Developmental Abnormalities - urogenital system
REFERENCE :
   TOXID9 Toxicologist.  (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway,
   Akron, OH 44311) V.1-    1981-  Volume(issue)/page/year: 12,104,1992
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 131 ug/kg
SEX/DURATION            : female 10 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - urogenital system
REFERENCE :
   TXCYAC Toxicology.  (Elsevier Scientific Pub. Ireland, Ltd., POB 85,
   Limerick, Ireland) V.1-    1973-  Volume(issue)/page/year: 77,123,1993
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 783 ug/kg
SEX/DURATION            : female 10 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Maternal Effects - other effects
   Reproductive - Specific Developmental Abnormalities - craniofacial
   (including nose and tongue)
REFERENCE :
   CMSHAF Chemosphere.  (Pergamon Press Inc., Maxwell House, Fairview Park,
   Elmsford, NY 10523) V.1-    1972-  Volume(issue)/page/year: 34,1605,1997

                          *** STATUS IN U.S. ***
 
   NTP Carcinogenesis studies; selected, October 1997

 
                            *** END OF RECORD ***