*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : XZ6157410
CHEMICAL NAME           : (1,2,4)Triazolo(1,5-a)pyrimidin-5(1H)-one,
                          7-(hydroxymethyl)-6-((2'-(1H-tetrazol-5-yl)(1,1'-
                          biphenyl)-4-yl)methyl)-
CAS REGISTRY NUMBER     : 168153-00-2
LAST UPDATED            : 199806
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C20-H16-N8-O2
COMPOUND DESCRIPTOR     : Drug
 
                       *** 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           : >300 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: #5387747
 
                            *** END OF RECORD ***