*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TU5300000 CHEMICAL NAME : Pregn-4-ene-3,20-dione, 17-hydroxy-6-alpha-methyl- CAS REGISTRY NUMBER : 520-85-4 BEILSTEIN REFERENCE NO. : 2510965 REFERENCE : 4-08-00-02211 (Beilstein Handbook Reference) LAST UPDATED : 199706 DATA ITEMS CITED : 6 MOLECULAR FORMULA : C22-H32-O3 MOLECULAR WEIGHT : 344.54 WISWESSER LINE NOTATION : L E5 B666 OV MUTJ A1 E1 FV1 FQ K1 COMPOUND DESCRIPTOR : Reproductive Effector Human Hormone SYNONYMS/TRADE NAMES : * Medroxyprogesteron * Medroxyprogesterone * 6-alpha-Methyl-17-alpha-hydroxyprogesterone * Pregn-4-ene-3,20-dione, 17-hydroxy-6-methyl-, (6-alpha)- * U 8840 *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Parenteral SPECIES OBSERVED : Human - woman DOSE/DURATION : 6 mg/kg/13W-I TOXIC EFFECTS : Peripheral Nerve and Sensation - sensory change involving peripheral nerve Behavioral - hallucinations, distorted perceptions Lungs, Thorax, or Respiration - other changes REFERENCE : MJAUAJ Medical Journal of Australia. (Australasian Medical Pub. Co. Ltd., 71-79 Arundel St., Glebe, N.S.W., Australia) V.1- 1914- Volume(issue)/page/year: 163,51,1995 ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 20 mg/kg SEX/DURATION : female 17-20 day(s) after conception TOXIC EFFECTS : Reproductive - Specific Developmental Abnormalities - urogenital system REFERENCE : ECJPAE Endocrinologia Japonica. (Japan Pub. Trading Co., Ltd., POB 5030, Tokyo International, Tokyo, Japan) V.1- 1954- Volume(issue)/page/year: 24,77,1977 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE : 625 mg/kg SEX/DURATION : female 10 day(s) pre-mating TOXIC EFFECTS : Reproductive - Maternal Effects - ovaries, fallopian tubes Reproductive - Maternal Effects - uterus, cervix, vagina REFERENCE : JRPFA4 Journal of Reproduction and Fertility. (Biochemical Soc. Book Depot, POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1960- Volume(issue)/page/year: 12,445,1966 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE : 1120 mg/kg SEX/DURATION : male 16 week(s) pre-mating TOXIC EFFECTS : Reproductive - Paternal Effects - testes, epididymis, sperm duct Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland, accessory glands REFERENCE : ANREAK Anatomical Record. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1906/08- Volume(issue)/page/year: 187,431,1977 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rabbit DOSE : 5 mg/kg SEX/DURATION : female 1 day(s) pre-mating TOXIC EFFECTS : Reproductive - Fertility - other measures of fertility REFERENCE : 85GRAA "The Control of Fertility," Pincus, G., New York, Academic Press, 1965 Volume(issue)/page/year: -,57,1965 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7306 No. of Facilities: 9 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 339 (estimated) No. of Female Employees: 170 (estimated) *** END OF RECORD ***