*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : CY8424000
CHEMICAL NAME           : Benzene, bis(chloromethyl)dimethyl-
CAS REGISTRY NUMBER     : 25640-76-0
LAST UPDATED            : 199412
DATA ITEMS CITED        : 4
MOLECULAR FORMULA       : C10-H12-Cl2
MOLECULAR WEIGHT        : 203.12
SYNONYMS/TRADE NAMES :
   * Bis(chloromethyl)dimethylbenzene
   * Bis(chloromethyl)xylene
   * Dimethylbis(chloromethyl)benzene
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1624 mg/kg
TOXIC EFFECTS :
   Behavioral - tremor
   Behavioral - muscle weakness
   Lungs, Thorax, or Respiration - respiratory stimulation
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: 10(9),36,1966
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 250 mg/m3/4H
TOXIC EFFECTS :
   Behavioral - excitement
   Behavioral - ataxia
   Lungs, Thorax, or Respiration - dyspnea
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: 10(9),36,1966
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 665 mg/kg
TOXIC EFFECTS :
   Behavioral - tremor
   Behavioral - muscle weakness
   Lungs, Thorax, or Respiration - respiratory stimulation
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: 10(9),36,1966
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2 mg/m3/4H/13W-I
TOXIC EFFECTS :
   Brain and Coverings - recordings from specific areas of CNS
   Cardiac - changes in heart weight
   Endocrine - changes in adrenal weight
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: 10(9),36,1966
 
                            *** END OF RECORD ***