*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UR0700000
CHEMICAL NAME           : 1H,5H-Pyrazolo(1,2-a)pyrazol-1-one,
                          6,7-dihydro-3-ethyl-2-methyl-
CAS REGISTRY NUMBER     : 51938-05-7
BEILSTEIN REFERENCE NO. : 0641611
REFERENCE               : 5-24-02-00201 (Beilstein Handbook Reference)
LAST UPDATED            : 199612
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C9-H14-N2-O
MOLECULAR WEIGHT        : 166.25
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 6,7-Dihydro-3-ethyl-2-methyl-1H,5H-pyrazolo(1,2-a)pyrazol-1-one
   * 1,2-Trimethylene-3-ethyl-4-methylpyrazolone-5
 
                       *** 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           : 521 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   EJPSBZ Egyptian Journal of Pharmaceutical Sciences.  (National Information
   and Documentation Centre, Al-Tahrir St., Awqaf P.O. Dokki Cairo, Egypt)
   V.13-   1972-  Volume(issue)/page/year: 14,31,1973
 
                            *** END OF RECORD ***