*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TK8044500
CHEMICAL NAME           : Piperazine,
                          1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-(3-hydroxy
                          -1-oxobutyl)-
CAS REGISTRY NUMBER     : 109713-79-3
LAST UPDATED            : 199403
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C18-H25-N5-O4
MOLECULAR WEIGHT        : 375.48
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 1-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-4-(3-hydroxybutyryl)piperazine
   *   1-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-4-(3-hydroxy-1-oxobutyl)piperaz
     ine
   * HRO 2/145
   * Neldazosin
 
                       *** 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           : >5 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   DRFUD4 Drugs of the Future.  (J.R. Prous, S.A., Apartado de Correos 540,
   08080 Barcelona, Spain) V.1-    1975/76-  Volume(issue)/page/year:
   16,512,1991
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 198 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   DRFUD4 Drugs of the Future.  (J.R. Prous, S.A., Apartado de Correos 540,
   08080 Barcelona, Spain) V.1-    1975/76-  Volume(issue)/page/year:
   16,512,1991
 
                            *** END OF RECORD ***