*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UR0807000
CHEMICAL NAME           : Pyrazolo(1,5-a)pyrimidin-7(4H)-one,
                          4-methyl-2-phenyl-
CAS REGISTRY NUMBER     : 77494-10-1
BEILSTEIN REFERENCE NO. : 0199777
REFERENCE               : 4-26-00-00498 (Beilstein Handbook Reference)
LAST UPDATED            : 199612
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C13-H11-N3-O
MOLECULAR WEIGHT        : 225.27
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 4,7-Dihydro-4-methyl-2-phenylpyrazolo(1,5-a)pyrimidin-7-one
   * 4-Methyl-2-phenyl-pyrazolo(1,5-a)pyrimidin-7(4H)-one
 
                       *** 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           : 127 mg/kg
TOXIC EFFECTS :
   Gastrointestinal - ulceration or bleeding from stomach
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: 26,1706,1983
 
                            *** END OF RECORD ***