*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : XZ5493600
CHEMICAL NAME           : 1,2,4-Triazolo(4,3-b)pyridazine,
                          8-methyl-6-(4-morpholinyl)-
CAS REGISTRY NUMBER     : 56383-06-3
LAST UPDATED            : 199806
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C10-H13-N5-O
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 8-Methyl-6-morpholino-s-triazolo(4,3-b)pyridazine
   * 8-Methyl-6-(4-morpholinyl)-1,2,4-triazolo(4,3-b)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           : >560 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   USXXAM United States Patent Document.  (U.S. Patent Office, Box 9,
   Washington, DC 20231)  Volume(issue)/page/year: #4136182
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 317 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   USXXAM United States Patent Document.  (U.S. Patent Office, Box 9,
   Washington, DC 20231)  Volume(issue)/page/year: #4136182
 
                            *** END OF RECORD ***