*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : CB9167500 CHEMICAL NAME : Antibiotic A 38533 A(sub 1) CAS REGISTRY NUMBER : 73019-72-4 LAST UPDATED : 199209 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C37-H44-N8-O13-S MOLECULAR WEIGHT : 840.95 COMPOUND DESCRIPTOR : Drug Natural Product *** 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 : >2400 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: #4180564 *** END OF RECORD ***