Source: Wikipedia, the free encyclopedia.
Chemical compound
17α-Dihydroequilenin![](//upload.wikimedia.org/wikipedia/commons/thumb/b/bf/17%CE%B1-Dihydroequilenin.svg/225px-17%CE%B1-Dihydroequilenin.svg.png) |
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Other names | NSC-12171; α-Dihydroequilenin; 6,8-Didehydro-17α-estradiol; Estra-1,3,5(10),6,8-pentaen-3,17α-diol |
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Routes of administration | By mouth |
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Drug class | Estrogen |
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(13S,14S,17R)-13-methyl-11,12,14,15,16,17-hexahydrocyclopenta[a]phenanthrene-3,17-diol
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CAS Number | |
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ChEBI | |
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ChEMBL | |
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CompTox Dashboard (EPA) | |
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ECHA InfoCard | 100.026.955 ![Edit this at Wikidata](//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png) |
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Formula | C18H20O2 |
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Molar mass | 268.356 g·mol−1 |
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3D model (JSmol) | |
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InChI=1S/C18H20O2/c1-18-9-8-14-13-5-3-12(19)10-11(13)2-4-15(14)16(18)6-7-17(18)20/h2-5,10,16-17,19-20H,6-9H2,1H3/t16-,17+,18-/m0/s1 Key:RYWZPRVUQHMJFF-KSZLIROESA-N
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17α-Dihydroequilenin, or α-dihydroequilenin, also known as 6,8-didehydro-17α-estradiol, as well as estra-1,3,5(10),6,8-pentaen-3,17α-diol, is a naturally occurring steroidal estrogen found in horses which is closely related to equilin, equilenin, and 17α-estradiol, and, as the 3-sulfate ester sodium salt, is a minor constituent (1.2%) of conjugated estrogens (Premarin).[1]
See also
References
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Estrogens | ERTooltip Estrogen receptor agonists |
- Steroidal: Alfatradiol
- Certain androgens/anabolic steroids (e.g., testosterone, testosterone esters, methyltestosterone, metandienone, nandrolone esters) (via estrogenic metabolites)
- Certain progestins (e.g., norethisterone, noretynodrel, etynodiol diacetate, tibolone)
- Clomestrone
- Cloxestradiol acetate
- Conjugated estriol
- Conjugated estrogens
- Epiestriol
- Epimestrol
- Esterified estrogens
- Estetrol†
- Estradiol
- Estradiol esters (e.g., estradiol acetate, estradiol benzoate, estradiol cypionate, estradiol enanthate, estradiol undecylate, estradiol valerate, polyestradiol phosphate, estradiol ester mixtures (Climacteron))
- Estramustine phosphate
- Estriol
- Estriol esters (e.g., estriol succinate, polyestriol phosphate)
- Estrogenic substances
- Estrone
- Estrone esters
- Ethinylestradiol#
- Hydroxyestrone diacetate
- Mestranol
- Methylestradiol
- Moxestrol
- Nilestriol
- Prasterone (dehydroepiandrosterone; DHEA)
- Promestriene
- Quinestradol
- Quinestrol
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Progonadotropins | |
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Antiestrogens | ERTooltip Estrogen receptor antagonists (incl. SERMsTooltip selective estrogen receptor modulators/SERDsTooltip selective estrogen receptor downregulators) | |
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Aromatase inhibitors | |
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Antigonadotropins |
- Androgens/anabolic steroids (e.g., testosterone, testosterone esters, nandrolone esters, oxandrolone, fluoxymesterone)
- D2 receptor antagonists (prolactin releasers) (e.g., domperidone, metoclopramide, risperidone, haloperidol, chlorpromazine, sulpiride)
- GnRH agonists (e.g., leuprorelin, goserelin)
- GnRH antagonists (e.g., cetrorelix, elagolix)
- Progestogens (e.g., chlormadinone acetate, cyproterone acetate, gestonorone caproate, hydroxyprogesterone caproate, medroxyprogesterone acetate, megestrol acetate)
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Others | |
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