*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DG4449150 CHEMICAL NAME : Benzoic acid, p-bromo-, ((1,2-dihydro-5,6,9,17,19,21-hexahydroxy-23-methoxy-2 ,4,12,16,18,20, 22-heptamethyl-1,11-dioxo-2,7-(epoxypentadeca(1,11,13 )trienimino)naphtho(2 ,1-b)furan-8-yl) methylene)hydrazide, 21-acetate CAS REGISTRY NUMBER : 51707-12-1 LAST UPDATED : 198606 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C45-H52-Br-N3-O13 MOLECULAR WEIGHT : 922.91 WISWESSER LINE NOTATION : ER DMMVR COMPOUND DESCRIPTOR : Drug *** 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 : 18 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 38KLAC "Structure-Activity Relationship among the Semisynthetic Antibiotics," Perlman, D., ed., New York, Academic Press, 1977 Volume(issue)/page/year: -,531,1977 *** END OF RECORD ***