*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : EM9130000 CHEMICAL NAME : 2-Butenoic acid, 4-(2,3-dihydro-1,4-benzodioxin-6-yl)-4-oxo-, (E)- CAS REGISTRY NUMBER : 86690-99-5 LAST UPDATED : 199712 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C12-H10-O5 MOLECULAR WEIGHT : 234.22 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * (E)-4-(2,3-Dihydro-1,4-benzodioxin-6-yl)-4-oxo-2-butenoic acid *** 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 : 750 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : BAXXDU British UK Patent Application. (U.S. Patent and Trademark Office, Foreign Patents, Washington, DC 20231) Volume(issue)/page/year: #2107714 *** END OF RECORD ***