*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DF3328000 CHEMICAL NAME : Benzo(1,2-b:5,4-b')difuran-4,8-dione, 2,3-dihydro-2-isopropenyl-5-methyl-, (-)- CAS REGISTRY NUMBER : 27304-02-5 LAST UPDATED : 198308 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C14-H12-O4 MOLECULAR WEIGHT : 244.26 COMPOUND DESCRIPTOR : Drug Natural Product SYNONYMS/TRADE NAMES : * Benzo(1,2-b:5,4-b')difuran-4,8-dione, 2,3-dihydro-5-methyl-2-(1-methylethenyl)-, (-)- * Dihydrocyperaquinone * (-)-2,3-Dihydro-2-isopropenyl-5-methylbenzo(1,2-b:5,4-b')difuran-4,8-dio ne *** 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 : 35 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 85GDA2 "CRC Handbook of Antibiotic Compounds," Vols.1- , Berdy, J., Boca Raton, FL, CRC Press, 1980- Volume(issue)/page/year: 8(1),87,1982 *** END OF RECORD ***