*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : NQ5850000 CHEMICAL NAME : Isocaffeine, 8-mercapto- CAS REGISTRY NUMBER : 2564-54-7 LAST UPDATED : 197902 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C8-H10-N4-O2-S MOLECULAR WEIGHT : 226.28 SYNONYMS/TRADE NAMES : * 8-Mercaptoisocaffeine * 8-Thiol-iso-caffeine *** 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#04386 *** END OF RECORD ***