*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : BD9630000 CHEMICAL NAME : Ambrosa-2,11(13)-dien-12-oic acid, 6-alpha,8-beta-dihydroxy-4-oxo-, 12,8-lactone CAS REGISTRY NUMBER : 6754-13-8 BEILSTEIN REFERENCE NO. : 0028081 REFERENCE : 4-18-00-01434 (Beilstein Handbook Reference) LAST UPDATED : 199712 DATA ITEMS CITED : 12 MOLECULAR FORMULA : C15-H18-O4 MOLECULAR WEIGHT : 262.33 WISWESSER LINE NOTATION : T C575 DYVO MV KUTJ A1 BQ DU1 I1 COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * Helenalin * (-)-Helenalin *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 125 mg/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: 10,1,1981 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 150 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AJVRAH American Journal of Veterinary Research. (American Veterinary Medical Assoc., 930 N. Meacham Rd., Schaumburg, IL 60196) V.1- 1940- Volume(issue)/page/year: 37,859,1976 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 10 mg/kg TOXIC EFFECTS : Behavioral - convulsions or effect on seizure threshold Behavioral - food intake (animal) Gastrointestinal - peritonitis REFERENCE : RCOCB8 Research Communications in Chemical Pathology and Pharmacology. (PJD Pub. Ltd., P.O. Box 966, Westbury, NY 11590) V.1- 1970- Volume(issue)/page/year: 28,189,1980 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 90 mg/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: 10,1,1981 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - hamster DOSE/DURATION : 85 mg/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: 10,1,1981 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Mammal - domestic DOSE/DURATION : 100 mg/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: 10,1,1981 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 45 mg/kg/3D-I TOXIC EFFECTS : Liver - changes in liver weight Endocrine - changes in spleen weight Endocrine - changes in thymus weight REFERENCE : TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 6,299,1986 ** MUTATION DATA ** TYPE OF TEST : DNA repair TEST SYSTEM : Bacteria - Bacillus subtilis DOSE/DURATION : 1 mg/plate REFERENCE : RCOCB8 Research Communications in Chemical Pathology and Pharmacology. (PJD Pub. Ltd., P.O. Box 966, Westbury, NY 11590) V.1- 1970- Volume(issue)/page/year: 34,161,1981 TYPE OF TEST : DNA inhibition ROUTE OF EXPOSURE : Unreported TEST SYSTEM : Rodent - mouse DOSE/DURATION : 15 mg/kg/3D REFERENCE : JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 20,333,1977 TYPE OF TEST : DNA inhibition TEST SYSTEM : Rodent - mouse Ascites tumor DOSE/DURATION : 2143 umol/L REFERENCE : JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 67,1235,1978 TYPE OF TEST : Cytogenetic analysis TEST SYSTEM : Rodent - hamster Ovary DOSE/DURATION : 780 ppb REFERENCE : BSECBU Biochemical Systematics and Ecology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.2- 1974- Volume(issue)/page/year: 13,365,1985 *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Negative: Histidine reversion-Ames test *** END OF RECORD ***