*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : RA3346000 CHEMICAL NAME : Noboritomycin A, 4-demethyl-4-ethyl- CAS REGISTRY NUMBER : 68508-46-3 BEILSTEIN REFERENCE NO. : 1615206 LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C44-H66-O14 MOLECULAR WEIGHT : 819.10 COMPOUND DESCRIPTOR : Drug Natural Product SYNONYMS/TRADE NAMES : * 4-Demethyl-4-ethylnoboritomycin A * Noboritomycin-B *** 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 : 5 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 85GDA2 "CRC Handbook of Antibiotic Compounds," Vols.1- , Berdy, J., Boca Raton, FL, CRC Press, 1980- Volume(issue)/page/year: 5,505,1981 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 500 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 85GDA2 "CRC Handbook of Antibiotic Compounds," Vols.1- , Berdy, J., Boca Raton, FL, CRC Press, 1980- Volume(issue)/page/year: 5,505,1981 *** END OF RECORD ***