*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XI4819900 CHEMICAL NAME : 1,3,4-Thiadiazol-2(3H)-one, 5-(2-methylphenyl)-, hydrazone, monohydrochloride CAS REGISTRY NUMBER : 65871-41-2 LAST UPDATED : 198910 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C9-H10-N4-S.Cl-H MOLECULAR WEIGHT : 242.75 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 5-(2-Methylphenyl)-1,3,4-thiadiazol-2(3H)-one hydrazone hydrochloride *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 120 mg/kg TOXIC EFFECTS : Vascular - BP lowering not characterized in autonomic section Lungs, Thorax, or Respiration - other changes REFERENCE : JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 31,902,1988 *** END OF RECORD ***