Ethynodiol diacetate
Suppliers
Names
[ CAS No. ]:
297-76-7
[ Name ]:
Ethynodiol diacetate
[Synonym ]:
Metrodiol diacetate
Ethinodiol diacetate
Ovulen
Continuin
Metrodiol
Estr-4-ene-3,17-diol, 17-ethynyl-, diacetate
Femulen
Cervicundin
ETHYNODIOL DIACETATE
MFCD00083326
3β,17β-Diacetoxy-17α-ethynyl-4-estrene
EINECS 206-044-9
19-Norpregn-4-en-20-yne-3,17-diyl diacetate
17a-Ethynyl-4-estren-3b,17-diol diacetate
[(3S,8R,9S,10R,13S,14S,17R)-17-acetyloxy-17-ethynyl-13-methyl-2,3,6,7,8,9,10,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] acetate
Luto-metrodiol
Ovulen 50
Ethynodiol (diacetate)
Chemical & Physical Properties
[ Density]:
1.1±0.1 g/cm3
[ Boiling Point ]:
461.1±45.0 °C at 760 mmHg
[ Melting Point ]:
128 - 131ºC
[ Molecular Formula ]:
C24H32O4
[ Molecular Weight ]:
384.509
[ Flash Point ]:
221.8±27.1 °C
[ Exact Mass ]:
384.230072
[ PSA ]:
52.60000
[ LogP ]:
5.44
[ Vapour Pressure ]:
0.0±1.1 mmHg at 25°C
[ Index of Refraction ]:
1.546
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- RC8963000
- CHEMICAL NAME :
- 19-Nor-17-alpha-pregn-4-en-20-yne-3-beta,17-diol diacetate
- CAS REGISTRY NUMBER :
- 297-76-7
- LAST UPDATED :
- 199510
- DATA ITEMS CITED :
- 17
- MOLECULAR FORMULA :
- C24-H32-O4
- MOLECULAR WEIGHT :
- 384.56
- WISWESSER LINE NOTATION :
- L E5 B666 MUTJ E1 FOV1 F1UU1 OOV1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 840 ug/kg
- SEX/DURATION :
- female 21 day(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Fertility - other measures of fertility
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 840 ug/kg
- SEX/DURATION :
- female 24 week(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Maternal Effects - menstrual cycle changes or disorders
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 700 ug/kg
- SEX/DURATION :
- female 14 day(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Maternal Effects - uterus, cervix, vagina
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 6 mg/kg
- SEX/DURATION :
- male 30 day(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Paternal Effects - testes, epididymis, sperm duct Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland, accessory glands
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- DOSE :
- 240 mg/kg
- SEX/DURATION :
- male 30 day(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Paternal Effects - testes, epididymis, sperm duct Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland, accessory glands
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- DOSE :
- 16500 ug/kg
- SEX/DURATION :
- male 60 day(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Paternal Effects - testes, epididymis, sperm duct Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland, accessory glands
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- DOSE :
- 48 mg/kg
- SEX/DURATION :
- male 12 day(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- DOSE :
- 1400 ug/kg
- SEX/DURATION :
- female 14 day(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Maternal Effects - ovaries, fallopian tubes
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- DOSE :
- 140 mg/kg
- SEX/DURATION :
- female 14 day(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Maternal Effects - uterus, cervix, vagina
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 120 ug/kg
- SEX/DURATION :
- female 3 day(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Maternal Effects - uterus, cervix, vagina
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- DOSE :
- 1560 ug/kg
- SEX/DURATION :
- female 1-3 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - female fertility index (e.g. # females pregnant per # sperm positive females; # females pregnant per # females mated)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 5 mg/kg
- SEX/DURATION :
- female 1 day(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Fertility - other measures of fertility
- TYPE OF TEST :
- Mutation test systems - not otherwise specified
MUTATION DATA
- TYPE OF TEST :
- Cytogenetic analysis
- TEST SYSTEM :
- Mammal - cattle Cells - not otherwise specified
- DOSE/DURATION :
- 10 mg/L
- 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: 120,390,1974 *** REVIEWS *** IARC Cancer Review:Animal Limited Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 21,387,1979
Safety Information
[ Symbol ]:
GHS07, GHS08
[ Signal Word ]:
Warning
[ Hazard Statements ]:
H302-H312-H332-H351
[ Precautionary Statements ]:
P280
[ Personal Protective Equipment ]:
Eyeshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
[ Hazard Codes ]:
Xn: Harmful;
[ Risk Phrases ]:
R20/21/22
[ Safety Phrases ]:
22-36
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
3
[ RTECS ]:
RC8963000
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The neural control systems for the ovulatory cycle and lordosis behavior are sexually differentiated by estrogen during the perinatal period in rats. In the present study, the effects of a single neon...
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Plasma membrane (PM) steroid recognition sites are thought to be responsible only for rapid, non-genomic responses without any link to the nuclear receptor-mediated genomic effects of steroids. We foc...