*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : EC1440000 CHEMICAL NAME : Biurea, 1-amino- CAS REGISTRY NUMBER : 4381-07-1 BEILSTEIN REFERENCE NO. : 1773975 REFERENCE : 3-03-00-00232 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C2-H7-N5-O2 MOLECULAR WEIGHT : 133.14 SYNONYMS/TRADE NAMES : * 1-Aminobiurea * Carbohydrazide-N-carboxamide *** 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 : 320 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#00988 *** END OF RECORD ***