*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : PC0510000
CHEMICAL NAME           : 4,7-Methano-1H-indene-1,3(2H)-dione,
                          3a,7a-dichloro-2-(dichloromethylene)-3a,4,7,7a-
                          tetrahydro-
CAS REGISTRY NUMBER     : 55739-78-1
LAST UPDATED            : 199212
DATA ITEMS CITED        : 6
MOLECULAR FORMULA       : C11-H6-Cl4-O2
MOLECULAR WEIGHT        : 311.97
COMPOUND DESCRIPTOR     : Agricultural Chemical
                          Mutagen
SYNONYMS/TRADE NAMES :
   *   2-Dichloromethylene-3a,7a-dichloro-3a,4,7,7a-tetrahydro-4,7-methanoinden
     e-1,3-dione
   * EF 2
 
                       *** 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           : 2760 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 32(3),48,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1100 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 32(3),48,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 450 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TGANAK Tsitologiya i Genetika.  Cytology and Genetics.  For English
   translation, see CYGEDX. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-    1967-  Volume(issue)/page/year: 16(1),45,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 1100 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 32(3),48,1988
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Cytogenetic analysis
ROUTE OF EXPOSURE       : Unreported
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 10 mg/kg
REFERENCE :
   TGANAK Tsitologiya i Genetika.  Cytology and Genetics.  For English
   translation, see CYGEDX. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-    1967-  Volume(issue)/page/year: 16(1),45,1982

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-RUSSIA:STEL 0.2 mg/m3 JAN 1993

 
                            *** END OF RECORD ***