*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TU5406100
CHEMICAL NAME           : Pregn-4-ene-3,20-dione, 17-methyl-
CAS REGISTRY NUMBER     : 1046-28-2
LAST UPDATED            : 198910
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C22-H32-O2
MOLECULAR WEIGHT        : 328.54
COMPOUND DESCRIPTOR     : Reproductive Effector
                          Hormone
SYNONYMS/TRADE NAMES :
   * 17-Methylpregn-4-ene-3,20-dione
   * 17-Methylprogesterone
 
                       *** HEALTH HAZARD DATA ***
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 25 mg/kg
SEX/DURATION            : female 1 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Fertility - mating performance (e.g. # sperm positive females
   per # females mated; # copulations per # estrus cycles)
REFERENCE :
   FESTAS Fertility and Sterility.  (American Fertility Soc., 608 13th Ave. S,
   Birmingham, AL 35282) V.1-    1950-  Volume(issue)/page/year: 5,282,1954
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rabbit
DOSE                    : 5 mg/kg
SEX/DURATION            : female 1 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Fertility - other measures of fertility
REFERENCE :
   ACEDAB Acta Endocrinologica, Supplementum (Copenhagen).  (Periodica,
   Skolegade 12 E, DK-2500 Valby, Denmark)  No.1-    1948-
   Volume(issue)/page/year: 28,18,1956
 
                            *** END OF RECORD ***