*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XZ5483200 CHEMICAL NAME : 3H-1,2,4-Triazol-3-one, 1,2-dihydro-5-(mercaptomethyl)- CAS REGISTRY NUMBER : 23968-85-6 LAST UPDATED : 198402 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C3-H5-N3-O-S MOLECULAR WEIGHT : 131.17 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 1,2-Dihydro-5-(mercaptomethyl)-3H-1,2,4-triazol-3-one *** 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 : 636 mg/kg TOXIC EFFECTS : Brain and Coverings - recordings from specific areas of CNS Behavioral - somnolence (general depressed activity) REFERENCE : RPTOAN Russian Pharmacology and Toxicology (English Translation). Translation of FATOAO. (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey, UK) V.30- 1967- Volume(issue)/page/year: 43,213,1980 *** END OF RECORD ***