*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YU4960000 CHEMICAL NAME : Urea, 1,1'-vinylenebis(3-(tetrahydro-2H-pyran-2-yl)methyl)- , (E)- CAS REGISTRY NUMBER : 25689-71-8 LAST UPDATED : 197901 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C16-H28-N4-O4 MOLECULAR WEIGHT : 340.48 WISWESSER LINE NOTATION : T6OTJ B1MVM1U1MVM1- BT6OTJ SYNONYMS/TRADE NAMES : * 1,1'-Vinylenebis(3,3'-(2-tetrahydropyranylmethyl)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 : 178 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#02324 *** END OF RECORD ***