CAS 13258-68-9
:Ethynylestradiol Diacetate
Description:
Ethynylestradiol diacetate is a synthetic estrogen and a derivative of estradiol, primarily used in hormonal contraceptives and hormone replacement therapies. It is characterized by its chemical structure, which includes an ethynyl group and two acetate groups attached to the estradiol backbone, enhancing its lipophilicity and oral bioavailability. This compound exhibits high affinity for estrogen receptors, leading to its potent estrogenic activity. Ethynylestradiol diacetate is typically administered in the form of tablets or as part of combination contraceptive formulations. Its pharmacokinetics involve rapid absorption and metabolism, with a relatively long half-life compared to natural estrogens. The substance is known for its ability to regulate menstrual cycles, prevent ovulation, and manage symptoms associated with menopause. However, like other synthetic estrogens, it may have side effects, including an increased risk of thromboembolic events. Safety and efficacy are closely monitored in clinical settings, and its use is often tailored to individual patient needs.
Formula:C24H28O4
InChI:InChI=1/C24H28O4/c1-5-24(28-16(3)26)13-11-22-21-8-6-17-14-18(27-15(2)25)7-9-19(17)20(21)10-12-23(22,24)4/h1,7,9,14,20-22H,6,8,10-13H2,2-4H3/t20-,21-,22+,23+,24+/m1/s1
Synonyms:- (17a)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol Diacetate
- 17a-Ethynylestradiol 3,17-Diacetate
- 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol 3,17-Diacetate
- (17Beta)-17-Ethynylestra-1,3,5(10)-Triene-3,17-Diyl Diacetate
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