*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : RC8964420
CHEMICAL NAME           : 19-Nor-17-alpha-pregn-5(10)-en-20-yn-17-ol,
                          21-chloro-
LAST UPDATED            : 198910
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C20-H27-Cl-O
MOLECULAR WEIGHT        : 318.92
COMPOUND DESCRIPTOR     : Reproductive Effector
                          Hormone
SYNONYMS/TRADE NAMES :
   * 17-alpha-Chlorethynyl-19-nor-delta(sup 5(10))androsten-17-beta-ol-3-one
   * 21-Chloro-19-nor-17-alpha-pregn-5(10)-en-20-yn-17-ol
 
                       *** HEALTH HAZARD DATA ***
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rabbit
DOSE                    : 500 ug/kg
SEX/DURATION            : female 1 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Fertility - other measures of fertility
REFERENCE :
   85GRAA "The Control of Fertility," Pincus, G., New York, Academic Press,
   1965  Volume(issue)/page/year: -,57,1965
 
                            *** END OF RECORD ***