*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : EI2963000 CHEMICAL NAME : 5-beta-Bufa-20,22-dienolide, 3-beta,5-dihydroxy-14,15-beta-epoxy- CAS REGISTRY NUMBER : 470-42-8 LAST UPDATED : 199009 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C24-H32-O5 MOLECULAR WEIGHT : 400.56 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 3-beta,5-Dihydroxy-14,15-beta-epoxy-5-beta-bufa-20,22-dienolide * Marinobufagin * Marinobufogenin *** 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 : 2730 ug/kg TOXIC EFFECTS : Behavioral - tremor Behavioral - convulsions or effect on seizure threshold Behavioral - antipsychotic REFERENCE : CPBTAL Chemical and Pharmaceutical Bulletin. (Japan Pub. Trading Co., USA, 1255 Howard St., San Francisco, CA 94103) V.6- 1958- Volume(issue)/page/year: 24,1714,1976 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 152 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PHUZBI Pharmazie in Unserer Zeit. (VCH Pub., Inc., 303 N.W. 12th Ave., Deerfield Beach, FL 33441) V.1- 1972- Volume(issue)/page/year: 13,129,1984 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Mammal - cat DOSE/DURATION : 1520 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JMPCAS Journal of Medicinal and Pharmaceutical Chemistry. (Washington, DC) V.1-5, 1959-62. For publisher information, see JMCMAR. Volume(issue)/page/year: 3,111,1961 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Mammal - cat DOSE/DURATION : 556 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PHUZBI Pharmazie in Unserer Zeit. (VCH Pub., Inc., 303 N.W. 12th Ave., Deerfield Beach, FL 33441) V.1- 1972- Volume(issue)/page/year: 13,129,1984 *** REVIEWS *** TOXICOLOGY REVIEW 85ELDJ "Die Herzwirksamen Glykoside," Baumgarten, G., and W. Forster, Leipzig, Ger. Dem. Rep., VEB Georg Thieme, 1963 Volume(issue)/page/year: -,192,1963 *** END OF RECORD ***