*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YQ9625000 CHEMICAL NAME : Uracil, 5,6-diamino-, hemisulfate CAS REGISTRY NUMBER : 63981-35-1 LAST UPDATED : 199012 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C4-H6-N4-O2.1/2H2-O4-S MOLECULAR WEIGHT : 191.18 WISWESSER LINE NOTATION : T6MVMVJ EZ FZ 2 &WSQQ SYNONYMS/TRADE NAMES : * 5,6-Diaminouracil semisulfate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Parenteral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 200 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 7,696,1955 *** END OF RECORD ***