*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UV8141800 CHEMICAL NAME : 2,4-Pyrimidinediamine, 5-((3,5-dimethoxy-4-(methylthio)phenyl)methyl)- CAS REGISTRY NUMBER : 68902-57-8 LAST UPDATED : 199712 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C14-H18-N4-O2-S MOLECULAR WEIGHT : 306.42 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 2,4-Diamino-5-(3',5'-dimethoxy-4'-methylthio)benzylpyrimidine * 5-((3,5-Dimethoxy-4-(methylthio)phenyl)methyl)-2,4-pyrimidinediamine * Methioprim * Methioprim (bacteriostat) * Metioprim * Ro 12-6995 *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >5 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #4180578 *** END OF RECORD ***