*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DJ7956530
CHEMICAL NAME           : Benzo(a)pyrene,
                          7,8,9,10-tetrahydro-7-beta,8-alpha-dihydroxy-9-alpha,
                          10-alpha-epoxy-, (+)-E-
CAS REGISTRY NUMBER     : 63323-31-9
OTHER CAS REGISTRY NOS. : 91327-01-4
LAST UPDATED            : 199410
DATA ITEMS CITED        : 5
MOLECULAR FORMULA       : C20-H14-O3
MOLECULAR WEIGHT        : 302.34
WISWESSER LINE NOTATION : T E3 D6 B6666 2AB U FOTT&&&&J HQ IQ
COMPOUND DESCRIPTOR     : Tumorigen
                          Mutagen
SYNONYMS/TRADE NAMES :
   * Benzo(a)pyrene,  
   7,8,9,10-tetrahydro-7-alpha,8-beta-dihydroxy-9-beta,10-beta-epoxy-,   (+)-E-
   * (+)-BP-7-beta,8-alpha-diol-9-alpha,10-alpha-epoxide 2
   *   (+)-trans-7-beta,8-alpha-Dihydroxy-9-alpha,10-alpha-epoxy-7,8,9,10-tetra
     hydrobenzo(a)pyrene
 
                       *** HEALTH HAZARD DATA ***
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1200 ug/kg
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Skin and Appendages - tumors
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   39,67,1979
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 100 pmol/plate
REFERENCE :
   BBRCA9 Biochemical and Biophysical Research Communications.  (Academic
   Press, Inc., 1 E. First St., Duluth, MN 55802)  V.1-    1959-
   Volume(issue)/page/year: 77,1389,1977
 
TYPE OF TEST            : Mutation in mammalian somatic cells
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 300 nmol/L
REFERENCE :
   BBRCA9 Biochemical and Biophysical Research Communications.  (Academic
   Press, Inc., 1 E. First St., Duluth, MN 55802)  V.1-    1959-
   Volume(issue)/page/year: 77,1389,1977

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Positive: Histidine reversion-Ames test
   
   EPA GENETOX PROGRAM 1988, Positive: V79 cell culture-gene mutation

 
                            *** END OF RECORD ***