*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : KC8200000 CHEMICAL NAME : 3a,7-Epoxy-3aH-furo(3,2-b)oxocin-3-carboxylic acid, octahydro-5-(6-(2,5-dihydro-4-hydroxy-1- methyl-2-oxo-1H-pyrrol-3-yl)-1,3-dimethyl-6-oxo-2,4-h exadienyl)-2,6,9a-tri methyl-8-oxo-, methyl ester, sodium salt, (2R-(2-alpha,3-alpha,3a-alpha,5-alpha(1R*,2E,4E),6-be ta,7- alpha,9a-beta))- CAS REGISTRY NUMBER : 69831-38-5 LAST UPDATED : 199806 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C27-H34-N-O9.Na MOLECULAR WEIGHT : 539.61 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Antibiotic BU-2313A sodium salt *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 14 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: #4169096 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 90 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: #4169096 *** END OF RECORD ***