*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UV7725000 CHEMICAL NAME : 4-Pyrimidinecarboxylic acid, 6-amino-2-mercapto-5-methyl- CAS REGISTRY NUMBER : 13166-59-1 BEILSTEIN REFERENCE NO. : 0515667 LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C6-H7-N3-O2-S MOLECULAR WEIGHT : 185.22 WISWESSER LINE NOTATION : T6N CNJ BSH DZ E1 FVQ COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 6-Amino-2-mercapto-5-methyl-4-pyrimidinecarboxylic acid * 4-Pyrimidinecarboxylic acid, 1,2-dihydro-6-amino-5-methyl-2-thioxo- * 2-Thio-6-amino-5-methyl-4-carboxy pyrimidine *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 320 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 74,759,1985 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#04720 *** END OF RECORD ***