CHEMICAL IDENTIFICATION
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RTECS NUMBER :
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TU3671000
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CHEMICAL NAME :
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9-beta,10-alpha-Pregna-4,6-diene-3,20-dione
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CAS REGISTRY NUMBER :
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152-62-5
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LAST UPDATED :
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199504
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DATA ITEMS CITED :
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9
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MOLECULAR FORMULA :
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C21-H28-O2
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MOLECULAR WEIGHT :
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312.49
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WISWESSER LINE NOTATION :
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L E5 B666 OV KU MUTJ A1 E1 FV1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
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TYPE OF TEST :
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LD50 - Lethal dose, 50 percent kill
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ROUTE OF EXPOSURE :
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Oral
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SPECIES OBSERVED :
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Rodent - rat
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DOSE/DURATION :
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>4600 mg/kg
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TOXIC EFFECTS :
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Details of toxic effects not reported other than lethal dose value
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REFERENCE :
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NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,324,1982
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TYPE OF TEST :
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LD50 - Lethal dose, 50 percent kill
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ROUTE OF EXPOSURE :
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Oral
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SPECIES OBSERVED :
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Rodent - mouse
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DOSE/DURATION :
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>7200 mg/kg
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TOXIC EFFECTS :
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Details of toxic effects not reported other than lethal dose value
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REFERENCE :
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NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,324,1982 ** REPRODUCTIVE DATA **
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Subcutaneous
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DOSE :
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70 mg/kg
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SEX/DURATION :
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female 14 day(s) pre-mating
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TOXIC EFFECTS :
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Reproductive - Maternal Effects - ovaries, fallopian tubes Reproductive - Fertility - other measures of fertility
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REFERENCE :
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CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1- 1970- Volume(issue)/page/year: 5,57,1972
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Oral
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DOSE :
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1600 mg/kg
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SEX/DURATION :
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female 13-28 day(s) after conception
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TOXIC EFFECTS :
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Reproductive - Specific Developmental Abnormalities - urogenital system
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REFERENCE :
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ACENA7 Acta Endocrinologica (Copenhagen). (Periodica, Skolegade 12 E, DK-2500 Valby, Denmark) V.1- 1948- Volume(issue)/page/year: 43,539,1963
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Subcutaneous
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DOSE :
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40 mg/kg
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SEX/DURATION :
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female 13-28 day(s) after conception
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TOXIC EFFECTS :
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Reproductive - Specific Developmental Abnormalities - urogenital system
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REFERENCE :
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ACENA7 Acta Endocrinologica (Copenhagen). (Periodica, Skolegade 12 E, DK-2500 Valby, Denmark) V.1- 1948- Volume(issue)/page/year: 43,539,1963
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Subcutaneous
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DOSE :
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1500 ug/kg
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SEX/DURATION :
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female 2 day(s) pre-mating female 1 day(s) after conception
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TOXIC EFFECTS :
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Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea)
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REFERENCE :
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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
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Subcutaneous
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DOSE :
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40 mg/kg
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SEX/DURATION :
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female 10 day(s) pre-mating
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TOXIC EFFECTS :
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Reproductive - Fertility - female fertility index (e.g. # females pregnant per # sperm positive females; # females pregnant per # females mated)
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REFERENCE :
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FESTAS Fertility and Sterility. (American Fertility Soc., 608 13th Ave. S, Birmingham, AL 35282) V.1- 1950- Volume(issue)/page/year: 23,196,1972
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TYPE OF TEST :
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TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
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Parenteral
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DOSE :
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2400 ug/kg
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SEX/DURATION :
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female 3 day(s) pre-mating
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TOXIC EFFECTS :
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Reproductive - Fertility - mating performance (e.g. # sperm positive females per # females mated; # copulations per # estrus cycles)
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REFERENCE :
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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: 37,269,1974 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9388 No. of Facilities: 27 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 191 (estimated) No. of Female Employees: 82 (estimated)
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