*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UW0495000 CHEMICAL NAME : 2-Pyrimidinethiol, 4-amino-6-hydroxy-, monohydrate CAS REGISTRY NUMBER : 65802-56-4 LAST UPDATED : 197901 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C4-H5-N3-O-S.H2-O MOLECULAR WEIGHT : 161.20 WISWESSER LINE NOTATION : T6N CNJ BSH DZ FQ &QH SYNONYMS/TRADE NAMES : * 4-Amino-6-hydroxy-2-mercaptopyrimidine monohydrate *** 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#00692 *** END OF RECORD ***