*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR6048500 CHEMICAL NAME : Pyridazine, 3-hydrazino-6-(1,2,4-triazol-1-yl)-, dihydrochloride LAST UPDATED : 198906 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C6-H7-N7.2Cl-H MOLECULAR WEIGHT : 250.12 WISWESSER LINE NOTATION : T6NNJ CMZ F- AT5NN DNJ &GH 2 SYNONYMS/TRADE NAMES : * 3-Hydrazino-6-(1,2,4-triazol-1-yl)pyridazine dihydrochloride *** 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 : 66 mg/kg TOXIC EFFECTS : Behavioral - convulsions or effect on seizure threshold Behavioral - changes in motor activity (specific assay) Behavioral - antipsychotic 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: 24,59,1981 *** END OF RECORD ***