*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DV2035000 CHEMICAL NAME : (1,1'-Biphenyl)-2-carboxylic acid, 4'-((1,5-dihydro-5-oxo-7-propyl-1,2,4-triazolo(1,5-a) pyrimidin-6-yl)methyl)- CAS REGISTRY NUMBER : 168152-97-4 LAST UPDATED : 199806 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C22-H20-N4-O3 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 ***