*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : RC8960050
CHEMICAL NAME           : 19-Nor-17-alpha-pregna-1,3,5(10)-trien-20-yn-17-ol,
                          3-methoxy-, and 6-chloro-
                          17-hydroxypregna-4,6-diene-3,20-dione
LAST UPDATED            : 198910
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C21-H26-O2.C21-H27-Cl-O3
MOLECULAR WEIGHT        : 673.40
COMPOUND DESCRIPTOR     : Reproductive Effector
                          Human
SYNONYMS/TRADE NAMES :
   * Chlormadinone and mestranol
   * Mestranol and chlormadinone
 
                       *** HEALTH HAZARD DATA ***
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - woman
DOSE                    : 232 ug/kg
SEX/DURATION            : female 20 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Maternal Effects - uterus, cervix, vagina
   Reproductive - Maternal Effects - other effects
REFERENCE :
   FESTAS Fertility and Sterility.  (American Fertility Soc., 608 13th Ave. S,
   Birmingham, AL 35282) V.1-    1950-  Volume(issue)/page/year: 16,158,1965
 
                            *** END OF RECORD ***