*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SZ7658000 CHEMICAL NAME : Phosphonic acid, (4,5-dihydro-3-phenyl-5-isoxazolyl)- CAS REGISTRY NUMBER : 58144-61-9 BEILSTEIN REFERENCE NO. : 0985524 LAST UPDATED : 199704 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C9-H10-N-O4-P MOLECULAR WEIGHT : 227.17 SYNONYMS/TRADE NAMES : * (4,5-Dihydro-3-phenyl-5-isoxazolyl)phosphonic acid * HAB 439 * 3-Phenyl-2-isoxazoline-5-phosphonic acid *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 398 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : DRFUD4 Drugs of the Future. (J.R. Prous, S.A., Apartado de Correos 540, 08080 Barcelona, Spain) V.1- 1975/76- Volume(issue)/page/year: 16,1091,1991 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 200 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: #5006515 *** END OF RECORD ***