CHEMICAL IDENTIFICATION
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RTECS NUMBER :
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RC8924700
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CHEMICAL NAME :
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19-Nor-17-alpha-pregna-1,3,5(10)-trien-20-yne, 21-bromo-3,17-dimethoxy-
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CAS REGISTRY NUMBER :
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7548-46-1
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LAST UPDATED :
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199612
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DATA ITEMS CITED :
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4
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MOLECULAR FORMULA :
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C22-H27-Br-O2
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MOLECULAR WEIGHT :
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403.40
HEALTH HAZARD DATA
ACUTE TOXICITY 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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Oral
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DOSE :
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1500 ug/kg
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SEX/DURATION :
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female 1-5 day(s) after conception
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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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ACENA7 Acta Endocrinologica (Copenhagen). (Periodica, Skolegade 12 E, DK-2500 Valby, Denmark) V.1- 1948- Volume(issue)/page/year: 53,443,1966
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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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24 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 - Maternal Effects - uterus, cervix, vagina
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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: 53,443,1966
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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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180 ug/kg
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SEX/DURATION :
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female 1-5 day(s) after conception
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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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ACENA7 Acta Endocrinologica (Copenhagen). (Periodica, Skolegade 12 E, DK-2500 Valby, Denmark) V.1- 1948- Volume(issue)/page/year: 53,443,1966
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TYPE OF TEST :
-
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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36300 ng/kg
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SEX/DURATION :
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female 3 day(s) pre-mating
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TOXIC EFFECTS :
-
Reproductive - Maternal Effects - uterus, cervix, vagina
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REFERENCE :
-
ACENA7 Acta Endocrinologica (Copenhagen). (Periodica, Skolegade 12 E, DK-2500 Valby, Denmark) V.1- 1948- Volume(issue)/page/year: 53,443,1966
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