*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XF7472000 CHEMICAL NAME : 1H-Tetrazole, 5-guanidino- CAS REGISTRY NUMBER : 66591-60-4 LAST UPDATED : 197902 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C2-H5-N7 MOLECULAR WEIGHT : 127.14 WISWESSER LINE NOTATION : T5MNNNJ EMYZUM SYNONYMS/TRADE NAMES : * Guanidine, 1-(1H-tetrazol-5-yl)- * 5-Guanidino-1H-tetrazole * 5-Guanylaminotetrazole *** 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 : 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#03877 *** END OF RECORD ***