*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YU2100000 CHEMICAL NAME : Urea, 1,1,3,3-tetraethyl- CAS REGISTRY NUMBER : 1187-03-7 BEILSTEIN REFERENCE NO. : 1763126 REFERENCE : 4-04-00-00380 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C9-H20-N2-O MOLECULAR WEIGHT : 172.31 WISWESSER LINE NOTATION : 2N2&VN2&2 SYNONYMS/TRADE NAMES : * N,N,N',N'-Tetraethylurea * 1,1,3,3-Tetraethylurea *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 93 mg/kg TOXIC EFFECTS : Behavioral - convulsions or effect on seizure threshold REFERENCE : JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 54,188,1935 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 56 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#02977 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***