*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : KG7962450 CHEMICAL NAME : Estr-4-en-3-one, 4-chloro-17-beta-hydroxy-17-methyl- CAS REGISTRY NUMBER : 3415-90-5 BEILSTEIN REFERENCE NO. : 2625267 REFERENCE : 4-08-00-01001 (Beilstein Handbook Reference) LAST UPDATED : 199712 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C19-H27-Cl-O2 MOLECULAR WEIGHT : 322.91 COMPOUND DESCRIPTOR : Reproductive Effector Hormone SYNONYMS/TRADE NAMES : * 4-Chloro-17-beta-hydroxy-17-methylestr-4-en-3-one * 4-Chloro-17-alpha-methyl-19-nortestosterone * Estr-4-en-3-one, 4-chloro-17-hydroxy-17-methyl-, (17-beta)- * SKF 6612 *** HEALTH HAZARD DATA *** ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Parenteral SPECIES OBSERVED : Rodent - rat DOSE : 5200 ug/kg SEX/DURATION : male 3 week(s) pre-mating TOXIC EFFECTS : Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count) Reproductive - Paternal Effects - testes, epididymis, sperm duct REFERENCE : 85GRAA "The Control of Fertility," Pincus, G., New York, Academic Press, 1965 Volume(issue)/page/year: -,29,1965 *** END OF RECORD ***