*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UQ8710000
CHEMICAL NAME           : 3-Pyrazolidinone, 4,4-dimethyl-1-phenyl-
CAS REGISTRY NUMBER     : 2654-58-2
LAST UPDATED            : 199806
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C11-H14-N2-O
SYNONYMS/TRADE NAMES :
   * 4,4-Dimethylphenidone
   * 4,4-Dimethyl-1-phenyl-3-pyrazolidinone
   * Dimezone
   * NSC 215239
 
                       *** 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           : 30 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Lungs, Thorax, or Respiration - cyanosis
   Gastrointestinal - hypermotility, diarrhea
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: OTS0533633

                          *** STATUS IN U.S. ***
 
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***