*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TU5514000 CHEMICAL NAME : Pregn-4-ene-3,11,20-trione, 9-bromo- CAS REGISTRY NUMBER : 2527-11-9 LAST UPDATED : 198910 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C21-H27-Br-O3 MOLECULAR WEIGHT : 407.39 COMPOUND DESCRIPTOR : Reproductive Effector Human Hormone SYNONYMS/TRADE NAMES : * Braxorone * 9-alpha-Bromo-11-ketoprogesterone * 9-Bromopregn-4-ene-3,11,20-trione * 9-alpha-Bromopregn-4-ene-3,11,20-trione * Pregn-4-ene-3,11,20-trione, 9-alpha-bromo- *** HEALTH HAZARD DATA *** ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Human - woman DOSE : 13 mg/kg SEX/DURATION : female 21 day(s) pre-mating TOXIC EFFECTS : Reproductive - Maternal Effects - menstrual cycle changes or disorders 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: 76,626,1958 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Human - woman DOSE : 18 mg/kg SEX/DURATION : female 15 day(s) pre-mating TOXIC EFFECTS : Reproductive - Maternal Effects - uterus, cervix, vagina REFERENCE : OBGNAS Obstetrics and Gynecology. (Elsevier Science Pub. Co., Inc., 52 Vanderbilt Ave., New York, NY 10017) V.1- 1953- Volume(issue)/page/year: 10,411,1957 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Rodent - mouse DOSE : 200 ug/kg SEX/DURATION : female 1 day(s) pre-mating TOXIC EFFECTS : Reproductive - Maternal Effects - uterus, cervix, vagina REFERENCE : ANYAA9 Annals of the New York Academy of Sciences. (New York Academy of Sciences, 2 E. 63rd St., New York, NY 10021) V.1- 1877- Volume(issue)/page/year: 71,494,1958 *** END OF RECORD ***