*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : BV8063500 CHEMICAL NAME : 5-alpha-Androstan-3-one, 17-beta-hydroxy-2-alpha-methyl- CAS REGISTRY NUMBER : 58-19-5 LAST UPDATED : 198910 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C20-H32-O2 MOLECULAR WEIGHT : 304.52 COMPOUND DESCRIPTOR : Reproductive Effector Hormone SYNONYMS/TRADE NAMES : * Androstan-3-one, 17-hydroxy-2-methyl-, (2-alpha,5-alpha,17-beta)- * Dihydro-2-alpha-methyltestosterone * Dromostanolone * Drostanolone * 17-beta-Hydroxy-2-alpha-methyl-5-alpha-androstan-3-one * Medrosteron * Metholone * 2-alpha-Methyldihydrotestosterone * 2-alpha-Methyl-17-beta-hydroxy-5-alpha-androstan-3-one *** HEALTH HAZARD DATA *** ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE : 2 mg/kg SEX/DURATION : female 1 day(s) pre-mating TOXIC EFFECTS : Reproductive - Maternal Effects - uterus, cervix, vagina REFERENCE : 85GRAA "The Control of Fertility," Pincus, G., New York, Academic Press, 1965 Volume(issue)/page/year: -,150,1965 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rabbit DOSE : 30 mg/kg SEX/DURATION : female 1-3 day(s) after conception TOXIC EFFECTS : Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) REFERENCE : AJOGAH American Journal of Obstetrics and Gynecology. (C.V. Mosby Co., 11830 Westline Industrial Dr., St. Louis, MO 63146) V.1- 1920- Volume(issue)/page/year: 117,167,1973 *** END OF RECORD ***