*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : SZ6578000
CHEMICAL NAME           : Phosphonic acid,
                          (5-benzoyl-2,4-dihydro-3H-pyrazol-3-ylidene)bis-,
                          tetraethyl ester
CAS REGISTRY NUMBER     : 132508-02-2
LAST UPDATED            : 199409
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C18-H28-N2-O7-P2
MOLECULAR WEIGHT        : 446.42
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * Tetraethyl (5-benzoyl-2,4-dihydro-3H-pyrazol-3-ylidene)bisphosphonate
   * U-81581
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2500 mg/kg
TOXIC EFFECTS :
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   JPETAB Journal of Pharmacology and Experimental Therapeutics.  (Williams &
   Wilkins Co., 428 E. Preston St., Baltimore, MD 21202)  V.1-    1909/10-
   Volume(issue)/page/year: 266,1691,1993
 
TYPE OF TEST            : LD - Lethal dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >2500 mg/kg
TOXIC EFFECTS :
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   JPETAB Journal of Pharmacology and Experimental Therapeutics.  (Williams &
   Wilkins Co., 428 E. Preston St., Baltimore, MD 21202)  V.1-    1909/10-
   Volume(issue)/page/year: 266,1691,1993
 
                            *** END OF RECORD ***