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quinestrol

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Also known as Estrovis®, W-3566, Estradiol-17-beta 3-cyclopentyl ether, 17alpha-Ethynylestradiol 3-cyclopentyl ether, 17-alpha-Ethinylestradiol 3-cyclopentyl ether

Quinestrol, also known as ethinylestradiol cyclopentyl ether (EECPE), sold under the brand name Estrovis among others, is an estrogen medication which has been used in menopausal hormone therapy, hormonal birth control, and to treat breast cancer and prostate cancer. It is taken once per week to once per month by mouth.

Wikidata facts

Mass
364.24023
Show 5 more facts
Commons category
Quinestrol
chemical formula
C₂₅H₃₂O₂
canonical SMILES
CC12CCC3C(C1CCC2(C#C)O)CCC4=C3C=CC(=C4)OC5CCCC5
isomeric SMILES
C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)CCC4=C3C=CC(=C4)OC5CCCC5
World Health Organisation international non-proprietary name
quinestrol
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  • Medical uses
  • Pharmacology
  • Chemistry
  • History
  • Society and culture
  • Generic names
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  • Veterinary use
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Quinestrol, also known as ethinylestradiol cyclopentyl ether (EECPE), sold under the brand name Estrovis among others, is an estrogen medication which has been used in menopausal hormone therapy, hormonal birth control, and to treat breast cancer and prostate cancer. It is taken once per week to once per month by mouth.

==Medical uses== Quinestrol has been used as the estrogen component in menopausal hormone therapy and in combined hormonal birth control. It has also occasionally been used in the treatment of breast cancer and prostate cancer, as well as to suppress lactation. On its own as an estrogen, quinestrol was taken once per week by mouth. As a combined birth control pill, it was used together with quingestanol acetate and was taken once per month by mouth.

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