*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YS5210000 CHEMICAL NAME : Urea, 1-(2-chloroethyl)-3-(1,2,3,4-tetrahydro-1-naphthyl)- CAS REGISTRY NUMBER : 58490-96-3 LAST UPDATED : 198609 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C13-H17-Cl-N2-O MOLECULAR WEIGHT : 252.77 WISWESSER LINE NOTATION : T5SJ CY1&MVM2G SYNONYMS/TRADE NAMES : * 3-(2-Chloroethyl)-1-(1,2,3,4-tetrahydro-1-naphthyl)urea *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 4200 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#08478 *** END OF RECORD ***