*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DA5600000 CHEMICAL NAME : Benzene, 1,2-methylenedioxy- CAS REGISTRY NUMBER : 274-09-9 BEILSTEIN REFERENCE NO. : 0115506 REFERENCE : 5-19-01-00434 (Beilstein Handbook Reference) LAST UPDATED : 199803 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C7-H6-O2 MOLECULAR WEIGHT : 122.13 WISWESSER LINE NOTATION : T56 BO DO CHJ SYNONYMS/TRADE NAMES : * Benzodioxole * 1,3-Benzodioxole * 2H-1,3-Benzodioxole * 1,3-Dioxaindan * 1,3-Dioxindan * Methylenedioxybenzene * o-(Methylenedioxy)benzene * 1,2-Methylenedioxybenzene *** 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 : 580 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - excitement REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 7,18,1965 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1220 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - coma Skin and Appendages - hair REFERENCE : FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 2,327,1964 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 15 gm/kg/60D-I TOXIC EFFECTS : Related to Chronic Data - death REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 7,18,1965 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***