*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UQ1365000 CHEMICAL NAME : 4H,5H-Pyrano(4,3-b)pyran-4,5-dione, hexahydro-2,7-dimethyl- CAS REGISTRY NUMBER : 27424-79-9 BEILSTEIN REFERENCE NO. : 1311827 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C10-H14-O4 MOLECULAR WEIGHT : 198.24 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 2,7-Dimethyl-octahydropyrano(4,3-b)pyran-4,5-dione * 2,3,7,8,4',8'-Esaidro-2,7-dimetil-4H,5H-pirano(4,3-b)piran-4,5-dione *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2991 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - changes in motor activity (specific assay) REFERENCE : FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 29,861,1974 *** END OF RECORD ***