*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DA3700000 CHEMICAL NAME : Benzene, 3-isocyanato-1,2,4,5-tetramethyl- CAS REGISTRY NUMBER : 58149-28-3 BEILSTEIN REFERENCE NO. : 2641298 LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C11-H13-N-O MOLECULAR WEIGHT : 175.25 WISWESSER LINE NOTATION : OCNR B1 C1 E1 F1 SYNONYMS/TRADE NAMES : * Durene isocyanate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 292 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,4,1961 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 83 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,4,1961 *** END OF RECORD ***