*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UR6141500
CHEMICAL NAME           : 3(2H)-Pyridazinone, 4-butoxy-2-methyl-5-morpholino-
CAS REGISTRY NUMBER     : 39020-77-4
BEILSTEIN REFERENCE NO. : 1002177
LAST UPDATED            : 199612
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C13-H21-N3-O3
MOLECULAR WEIGHT        : 267.37
WISWESSER LINE NOTATION : T6NNVJ B1 DO4 E- AT6N DOTJ
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 4-Butoxy-2-methyl-5-morpholino-3(2H)-pyridazinone
   * 4-Butoxy-2-methyl-5-(4-morpholinyl)-3(2H)-pyridazinone
   * M 75169
 
                       *** 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           : 440 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - changes in motor activity (specific assay)
   Behavioral - antipsychotic
REFERENCE :
   JJPAAZ Japanese Journal of Pharmacology.  (Japanese Pharmacological Soc.,
   c/o Dept. of Pharmacology, Faculty of Medicine, Kyoto Univ., Sakyo-ku, Kyoto
   606, Japan)  V.1-    1951-  Volume(issue)/page/year: 29,303,1979
 
                            *** END OF RECORD ***