*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : JF7970000
CHEMICAL NAME           : 18,19-Dinor-17-alpha-pregn-4-en-3-one,
                          13-ethyl-17-hydroxy-
CAS REGISTRY NUMBER     : 797-58-0
LAST UPDATED            : 199706
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C21-H32-O2
MOLECULAR WEIGHT        : 316.53
WISWESSER LINE NOTATION : L E5 B666 OV MUTJ E2 FQ F2
COMPOUND DESCRIPTOR     : Drug
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * 18,19-Dinorpregn-4-en-3-one, 13-ethyl-17-hydroxy-, (17-alpha)-
   * Norbolethone
   * 13-Ethyl-17-hydroxy-18,19-dinor-17-alpha-pregn-4-en-3-one
 
                       *** HEALTH HAZARD DATA ***
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 1800 mg/kg
SEX/DURATION            : female 2-19 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
   resorbed implants per total number of implants)
   Reproductive - Fertility - abortion
REFERENCE :
   FESTAS Fertility and Sterility.  (American Fertility Soc., 608 13th Ave. S,
   Birmingham, AL 35282) V.1-    1950-  Volume(issue)/page/year: 22,735,1971
 
                            *** END OF RECORD ***