*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : ZD9220000 CHEMICAL NAME : Xanthine, 1,3,7,8-tetramethyl- CAS REGISTRY NUMBER : 832-66-6 BEILSTEIN REFERENCE NO. : 0220502 REFERENCE : 5-26-14-00172 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C9-H12-N4-O2 MOLECULAR WEIGHT : 208.25 WISWESSER LINE NOTATION : T56 BN DN FNVNVJ C1 D1 F1 H1 SYNONYMS/TRADE NAMES : * 3,7-Dihydro-1,3,7,8-tetramethyl-1H-purine-2,6-dione * Methylcaffeine * 8-Methylcaffeine * 1H-Purine-2,6-dione, 3,7-dihydro-1,3,7,8-tetramethyl- * 1,3,7,8-Tetramethylxanthine *** 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 : 100 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#09192 *** END OF RECORD ***