*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : KE7288500 CHEMICAL NAME : 5-beta-Ergosta-2,24-dien-26-oic acid, 5,6-beta-epoxy-4-beta,22,27-trihydroxy-1-oxo-, delta-lactone, (20S,22R)- CAS REGISTRY NUMBER : 5119-48-2 BEILSTEIN REFERENCE NO. : 1335150 REFERENCE : 5-19-06-00604 (Beilstein Handbook Reference) LAST UPDATED : 199712 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C28-H38-O6 MOLECULAR WEIGHT : 470.66 COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * NSC-101088 * Withaferin A * Withaferine A *** 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 : 54 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : TOXIA6 Toxicon. (Pergamon Press Ltd., Headington Hill Hall, Oxford OX3 OBW, UK) V.1- 1962- Volume(issue)/page/year: 8,154,1970 ** MUTATION DATA ** TYPE OF TEST : Mutation test systems - not otherwise specified TEST SYSTEM : Rodent - mouse Ascites tumor DOSE/DURATION : 10 mg/L REFERENCE : IJCNAW International Journal of Cancer. (International Union Against Cancer, 3 rue du Conseil- General, 1205 Geneva, Switzerland) V.1- 1966- Volume(issue)/page/year: 5,244,1970 *** END OF RECORD ***