*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TU5021200 CHEMICAL NAME : Pregn-4-ene-3,20-dione, 6-beta,16-alpha-dimethyl- CAS REGISTRY NUMBER : 1816-79-1 LAST UPDATED : 198910 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C23-H34-O2 MOLECULAR WEIGHT : 342.57 COMPOUND DESCRIPTOR : Reproductive Effector Hormone SYNONYMS/TRADE NAMES : * 6-beta,16-alpha-Dimethylpregn-4-ene-3,20-dione * 6-beta,16-alpha-Dimethylprogesterone * Pregn-4-ene-3,20-dione, 6,16-dimethyl-, (6-beta,16-alpha)- *** HEALTH HAZARD DATA *** ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE : 400 ug/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 - mouse DOSE : 800 ug/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 *** END OF RECORD ***