*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : RC8916000
CHEMICAL NAME           : 19-Nor-17-alpha-pregna-4,6-dien-20-yn-3-one,
                          17-hydroxy-, acetate
CAS REGISTRY NUMBER     : 106765-04-2
BEILSTEIN REFERENCE NO. : 2173628
LAST UPDATED            : 199612
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C22-H26-O3
MOLECULAR WEIGHT        : 338.48
COMPOUND DESCRIPTOR     : Reproductive Effector
                          Hormone
SYNONYMS/TRADE NAMES :
   * 17-alpha-Ethynyl-19-nor-delta(sup  
   4,6)-androstadiene-17-beta-ol-3-one-17-acetate
   * 17-Hydroxy-19-nor-17-alpha-pregna-4,6-dien-20-yn-3-one acetate
   * 17-beta-Hydroxy-19-nor-17-alpha-pregna-4,6-dien-20-yn-3-one acetate
 
                       *** 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 ***