*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YU4970000 CHEMICAL NAME : Urea, 1,1'-vinylenebis(3-(p-tolyl)-, (E)- CAS REGISTRY NUMBER : 25524-54-3 BEILSTEIN REFERENCE NO. : 2897929 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C18-H20-N4-O2 MOLECULAR WEIGHT : 324.42 WISWESSER LINE NOTATION : 1R DMVM1U1MVMR D1 SYNONYMS/TRADE NAMES : * 1,1'-Vinylenebis(3,3'-(p-tolyl)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 : 56200 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#02281 *** END OF RECORD ***