*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UR0700900
CHEMICAL NAME           : Pyrazolo(4,3-c)pyrazol-3(2H)-one,
                          1,4-dihydro-1-methyl-2-phenyl-
CAS REGISTRY NUMBER     : 99640-28-5
BEILSTEIN REFERENCE NO. : 0020178
REFERENCE               : 0-26-00-00410 (Beilstein Handbook Reference)
LAST UPDATED            : 199612
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C11-H10-N4-O
MOLECULAR WEIGHT        : 214.25
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 4-Methyl-5-phenyl-6-oxo-(4H)pyrazolo(3,4-d)pyrazole
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 760 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - ataxia
   Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
   PCJOAU Pharmaceutical Chemistry Journal (English Translation).  Translation
   of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013)  No.1-
   1967-  Volume(issue)/page/year: 19,700,1985
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 340 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - ataxia
   Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
   PCJOAU Pharmaceutical Chemistry Journal (English Translation).  Translation
   of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013)  No.1-
   1967-  Volume(issue)/page/year: 19,700,1985
 
                            *** END OF RECORD ***