*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : RB5876800 CHEMICAL NAME : A-Nor-5-alpha-androstan-17-one, 2-alpha-ethynyl-2-hydroxy- LAST UPDATED : 198910 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C20-H28-O2 MOLECULAR WEIGHT : 300.48 COMPOUND DESCRIPTOR : Reproductive Effector Hormone SYNONYMS/TRADE NAMES : * 2-alpha-Ethynyl-2-hydroxy-A-nor-5-alpha-androstan-17-one *** HEALTH HAZARD DATA *** ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Rodent - rabbit DOSE : 2 mg/kg SEX/DURATION : female 1 day(s) pre-mating TOXIC EFFECTS : Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) REFERENCE : 85GRAA "The Control of Fertility," Pincus, G., New York, Academic Press, 1965 Volume(issue)/page/year: -,111,1965 *** END OF RECORD ***