*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : CB9038000 CHEMICAL NAME : Antibiotic 539 CAS REGISTRY NUMBER : 102647-82-5 LAST UPDATED : 198701 DATA ITEMS CITED : 1 COMPOUND DESCRIPTOR : Drug Natural Product *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 190 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 85FZAT "Index of Antibiotics from Actinomycetes," Umezawa, H. et al., eds., Tokyo, Univ. of Tokyo Press, 1967 Volume(issue)/page/year: -,804,1967 *** END OF RECORD ***