*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : EK2850000
CHEMICAL NAME           : 2,3-Butanedione, 1,4-dibromo-
CAS REGISTRY NUMBER     : 6305-43-7
BEILSTEIN REFERENCE NO. : 0970154
REFERENCE               : 3-01-00-03110 (Beilstein Handbook Reference)
LAST UPDATED            : 199707
DATA ITEMS CITED        : 4
MOLECULAR FORMULA       : C4-H4-Br2-O2
MOLECULAR WEIGHT        : 243.90
WISWESSER LINE NOTATION : E1VV1E
SYNONYMS/TRADE NAMES :
   * alpha,alpha'-Dibromobiacetyl
   * 2,2'-Dibromobiacetyl
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 9400 ug/kg
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - other changes
   Gastrointestinal - other changes
   Nutritional and Gross Metabolic - other changes
REFERENCE :
   JNCIAM Journal of the National Cancer Institute.  (Washington, DC)  V.1-60,
   1940-78.  For publisher information, see JJIND8.  Volume(issue)/page/year:
   31,297,1963
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 10 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems
   Laboratory, NIOSH Exchange Chemicals.  (Aberdeen Proving Ground, MD 21010)
   Volume(issue)/page/year: NX#00598
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 21 mg/kg
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - acute pulmonary edema
   Liver - hepatitis (hepatocellular necrosis), diffuse
REFERENCE :
   JNCIAM Journal of the National Cancer Institute.  (Washington, DC)  V.1-60,
   1940-78.  For publisher information, see JJIND8.  Volume(issue)/page/year:
   31,297,1963

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***