*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YS9150000 CHEMICAL NAME : Urea, N-(2,5-dichlorophenyl)-N'-phenyl-N'-(1-(phenylimino)e thyl)- CAS REGISTRY NUMBER : 63504-15-4 LAST UPDATED : 198509 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C21-H22-Cl2-N3-O MOLECULAR WEIGHT : 403.36 WISWESSER LINE NOTATION : GR CG BMVNR&Y1&UNR SYNONYMS/TRADE NAMES : * N-Carbamoyl-2-(2,6-dichlorophenyl)acetamidine hydrochloride * 1-(2,6-Dichlorobenzylformimidoyl)urea hydrochloride * LON-954 * N-Phenyl-N-(1-(phenylimino)ethyl)-N'-2,5-dichlorophenylurea *** 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 : 165 mg/kg TOXIC EFFECTS : Lungs, Thorax, or Respiration - respiratory depression REFERENCE : ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 27,2326,1977 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 180 mg/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#01414 *** END OF RECORD ***