*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : EI3175900 CHEMICAL NAME : 5-beta-Bufa-20,22-dienolide, 3-beta,5,14-trihydroxy-19-oxo-, 3-acetate CAS REGISTRY NUMBER : 4064-09-9 BEILSTEIN REFERENCE NO. : 0065090 REFERENCE : 4-18-00-03180 (Beilstein Handbook Reference) LAST UPDATED : 199712 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C26-H34-O7 MOLECULAR WEIGHT : 458.60 WISWESSER LINE NOTATION : L E5 B666TJ AVH E1 IQ MQ OOV1 F- ET6OVJ COMPOUND DESCRIPTOR : Natural Product SYNONYMS/TRADE NAMES : * Bufa-20,22-dienolide, 3-(acetyloxy)-5,14-dihydroxy-19-oxo-, (3-beta,5-beta)- * Hellebrigenin 3-acetate * 19-Oxo-3-beta,5,14-trihydroxy-5-beta-bufa-20,22-dienolide-3-acetate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Mammal - cat DOSE/DURATION : 64 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 99,395,1950 *** REVIEWS *** TOXICOLOGY REVIEW 85ELDJ "Die Herzwirksamen Glykoside," Baumgarten, G., and W. Forster, Leipzig, Ger. Dem. Rep., VEB Georg Thieme, 1963 Volume(issue)/page/year: -,191,1963 *** END OF RECORD ***