*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XI3720000 CHEMICAL NAME : 1,3,4-Thiadiazole, 2,5-diamino- CAS REGISTRY NUMBER : 2937-81-7 BEILSTEIN REFERENCE NO. : 0116178 REFERENCE : 4-27-00-08150 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C2-H4-N4-S MOLECULAR WEIGHT : 116.16 WISWESSER LINE NOTATION : T5NN DSJ CZ EZ COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 2,5-Diamino-1,3,4-thiadiazole *** 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 : 1240 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1- 1967- Volume(issue)/page/year: 11,484,1977 *** END OF RECORD ***