*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DJ2623100 CHEMICAL NAME : (1)Benzopyrano(3,4-b)furo(2,3-h)(1)benzopyran-6(6a-al phah)-one, 1,2,12,12a-alpha-tetrahydro- 2-alpha-isopropyl-8,9-dimethoxy- CAS REGISTRY NUMBER : 6659-45-6 OTHER CAS REGISTRY NOS. : 12379-65-6 LAST UPDATED : 199512 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C23-H24-O6 MOLECULAR WEIGHT : 396.47 COMPOUND DESCRIPTOR : Agricultural Chemical SYNONYMS/TRADE NAMES : * Dihydrorotenone * Rotenone, dihydro- *** 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 : 2500 mg/kg TOXIC EFFECTS : Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia Lungs, Thorax, or Respiration - other changes REFERENCE : JAPMA8 Journal of the American Pharmaceutical Association, Scientific Edition. (Washington, DC) V.29-49, 1940-60. For publisher information, see JPMSAE. Volume(issue)/page/year: 42,364,1953 TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : >2 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : IECHAD Industrial and Engineering Chemistry. (Washington, DC) V.15-62, 1923-70. For publisher information, see CHMTBL. Volume(issue)/page/year: 29,429,1937 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - guinea pig DOSE/DURATION : 150 mg/kg TOXIC EFFECTS : Behavioral - tremor Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - other changes REFERENCE : IECHAD Industrial and Engineering Chemistry. (Washington, DC) V.15-62, 1923-70. For publisher information, see CHMTBL. Volume(issue)/page/year: 29,429,1937 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 4616 mg/kg/57W-C TOXIC EFFECTS : Behavioral - food intake (animal) Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death REFERENCE : JAPMA8 Journal of the American Pharmaceutical Association, Scientific Edition. (Washington, DC) V.29-49, 1940-60. For publisher information, see JPMSAE. Volume(issue)/page/year: 42,364,1953 *** END OF RECORD ***