*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : EM9823500 CHEMICAL NAME : 3-Buten-2-one, 4-(3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl)-3-meth yl- CAS REGISTRY NUMBER : 83677-18-3 LAST UPDATED : 199609 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C19-H28-O2 MOLECULAR WEIGHT : 288.47 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * beta-Acetyl-beta-methyl-3,5-di-tert-butyl-4-hydroxystyrene * 4-(3,5-Bis(1,1-dimethylethyl)-4-hydroxyphenyl)-3-methyl-3-buten-2-one *** 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 : >1 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : EPXXDW European Patent Application. (U.S. Patent and Trademark Office, Foreign Patents, Washington, DC 20231) Volume(issue)/page/year: #0057881 *** END OF RECORD ***