*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DM4665900 CHEMICAL NAME : Benzoxazole, 2-(4-(2-(1,1'-biphenyl)-4-ylethenyl)phenyl)-5-(1,1-di methylethyl)- CAS REGISTRY NUMBER : 16143-18-3 LAST UPDATED : 199701 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C31-H27-N-O MOLECULAR WEIGHT : 429.59 SYNONYMS/TRADE NAMES : * Benzoxazole, 5-tert-butyl-2-(p-(p-phenylstyryl)phenyl)- * 4-Phenyl-4'-(5-tert-butylbenzoxazol-2-yl)stilbene * 2-(4-Phenyl-stilben-4'-yl)-5-tert-butylbenzoxazole *** 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 : >5 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : MVCRB3 MVC-Report. (Stockholm, Sweden) No.1-2, 1972-73. Discontinued. Volume(issue)/page/year: 2,193,1973 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***