*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UR6025000
CHEMICAL NAME           : Pyridazine, 6-(2-ethyl-1-imidazolyl)-3-hydrazino-,
                          dihydrochloride, hemihydrate
LAST UPDATED            : 199712
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C9-H12-N6.2Cl-H.1/2H2-O
MOLECULAR WEIGHT        : 286.16
WISWESSER LINE NOTATION : T6NNJ CMZ F- AT5N CNJ B2 &GH 2 &QH 1/2
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 6-(2-Ethyl-1-imidazolyl)-3-hydrazinopyridazine dihydrochloride  
   hemihydrate
   * 3(2H)-Pyridazinone, 6-(2-ethyl-1H-imidazol-1-yl)-, hydrazone,  
   dihydrochloride, hemihydrate
 
                       *** 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           : 219 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 ***