*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UR6475550
CHEMICAL NAME           : 4(1H)-Pyridazinone,
                          1-(3,4-dimethoxyphenyl)-3-methoxy-
CAS REGISTRY NUMBER     : 146824-89-7
LAST UPDATED            : 199609
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C13-H14-N2-O4
MOLECULAR WEIGHT        : 262.29
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * Dimethoxy-3,4 phenyl-1 dihydro-1,4 oxo-4 methoxy-3 pyridazine
   * 1-(3,4-Dimethoxyphenyl)-3-methoxy-4(1H)-pyridazinone
 
                       *** 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 ***