*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XH6140000 CHEMICAL NAME : Theophylline, 8-methylthio-2-thio- CAS REGISTRY NUMBER : 1784-69-6 LAST UPDATED : 197902 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C8-H10-N4-O-S2 MOLECULAR WEIGHT : 242.34 WISWESSER LINE NOTATION : T56 BM DN FNYNVJ CS1 F1 GUS H1 SYNONYMS/TRADE NAMES : * 1,3-Dimethyl-8-methylthio-2-thioxouric acid * 2-Thio-8-methylthiotheophylline * Uric acid, 1,3-dimethyl-8-methylthio-2-thio- *** 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 : 56 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#04417 *** END OF RECORD ***