*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XI4840000 CHEMICAL NAME : (1,2,5)Thiadiazolo(3,4-d)pyrimidine-5,7(4H,6H)-dione, 4,6-dimethyl- CAS REGISTRY NUMBER : 4712-49-6 BEILSTEIN REFERENCE NO. : 0209794 REFERENCE : 4-27-00-09610 (Beilstein Handbook Reference) LAST UPDATED : 199712 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C6-H6-N4-O2-S MOLECULAR WEIGHT : 198.22 SYNONYMS/TRADE NAMES : * 4,6-Dimethyl-(1,2,5)thiadiazolo(3,4-d)pyrimidine-5,7(4H,6H)-dione * 1,3-Dimethyl-8-thiaxanthin * Thiatheophylline * 8-Thiatheophylline *** 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 : 480 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : KHFZAN Khimiko-Farmatsevticheskii Zhurnal. Chemical Pharmaceutical Journal. For English translation, see PCJOAU. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1967- Volume(issue)/page/year: 11(2),82,1977 *** END OF RECORD ***