*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UP5990000 CHEMICAL NAME : 2H-Pyran-2-acetic acid, 6-(2-(2-(5-(6-ethyl-3,6-dihydro-5-methyl-2H-pyran-2-y l)-3-methyl- 1,4-hexadienyl)-3-methylcyclopropyl)ethenyl)tetrahydr o-4,5-dihydroxy-, (2S-(2-alpha,4- alpha,5-beta,6-alpha(E(1R*,2R*(1E,3S*,4E,5(2S*,6S*)), 3S*))))- CAS REGISTRY NUMBER : 58857-02-6 LAST UPDATED : 198909 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C28-H42-O6 MOLECULAR WEIGHT : 474.70 COMPOUND DESCRIPTOR : Drug Natural Product SYNONYMS/TRADE NAMES : * Ambruticin * Antibiotic acid S * W 7783 *** 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 : 315 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: 5,508,1981 *** END OF RECORD ***