*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UR0450000
CHEMICAL NAME           : 3H-Pyrazol-3-one,
                          1,2-dihydro-1,5-dimethyl-2-phenyl-4-(4-quinazolinylam
                          ino)-
CAS REGISTRY NUMBER     : 100330-91-4
LAST UPDATED            : 199103
DATA ITEMS CITED        : 5
MOLECULAR FORMULA       : C19-H17-N5-O
MOLECULAR WEIGHT        : 331.41
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   *   1,2-Dihydro-1,5-dimethyl-2-phenyl-4-(4-quinazolinylamino)-3H-pyrazol-3-o
     ne
   * Quinazopyrine
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 369 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   RPTOAN Russian Pharmacology and Toxicology (English Translation).
   Translation of FATOAO.  (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey,
   UK)  V.30-    1967-  Volume(issue)/page/year: 51,100,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 336 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   RPTOAN Russian Pharmacology and Toxicology (English Translation).
   Translation of FATOAO.  (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey,
   UK)  V.30-    1967-  Volume(issue)/page/year: 51,100,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 390 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   RPTOAN Russian Pharmacology and Toxicology (English Translation).
   Translation of FATOAO.  (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey,
   UK)  V.30-    1967-  Volume(issue)/page/year: 51,100,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 292 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   RPTOAN Russian Pharmacology and Toxicology (English Translation).
   Translation of FATOAO.  (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey,
   UK)  V.30-    1967-  Volume(issue)/page/year: 51,100,1988
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 78 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   RPTOAN Russian Pharmacology and Toxicology (English Translation).
   Translation of FATOAO.  (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey,
   UK)  V.30-    1967-  Volume(issue)/page/year: 53,94,1990
 
                            *** END OF RECORD ***