*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UR6002500
CHEMICAL NAME           : 3,4-Pyridazinedione,
                          1,2-dihydro-6-methyl-1-(3-(trifluoromethyl)phenyl)-
CAS REGISTRY NUMBER     : 146824-74-0
LAST UPDATED            : 199609
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C12-H9-F3-N2-O2
MOLECULAR WEIGHT        : 270.23
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 1,2-Dihydro-6-methyl-1-(3-(trifluoromethyl)phenyl)-3,4-pyridazinedione
   * m-Trifluoromethyl phenyl-1 dihydro-1,4 hydroxy-3 oxo-4 methyl-6  
   pyridazine
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >300 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   EPXXDW European Patent Application. (U.S. Patent and Trademark Office,
   Foreign Patents, Washington, DC 20231)  Volume(issue)/page/year: #0515257
 
                            *** END OF RECORD ***