Segesterone
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Segesterone (, ), also known as 17α-hydroxy-16-methylene-19-norprogesterone or as 17α-deacetylnestorone, is a
steroid A steroid is an organic compound with four fused compound, fused rings (designated A, B, C, and D) arranged in a specific molecular configuration. Steroids have two principal biological functions: as important components of cell membranes t ...
al
progestin A progestogen, also referred to as a progestagen, gestagen, or gestogen, is a type of medication which produces effects similar to those of the natural female sex hormone progesterone in the body. A progestin is a '' synthetic'' progestogen. ...
of the 19-norprogesterone group that was never marketed. An
acetate An acetate is a salt formed by the combination of acetic acid with a base (e.g. alkaline, earthy, metallic, nonmetallic, or radical base). "Acetate" also describes the conjugate base or ion (specifically, the negatively charged ion called ...
ester In chemistry, an ester is a compound derived from an acid (either organic or inorganic) in which the hydrogen atom (H) of at least one acidic hydroxyl group () of that acid is replaced by an organyl group (R). These compounds contain a distin ...
,
segesterone acetate Segesterone acetate (SGA), sold under the brand name Nestorone among others, is a progestin medication which is used in birth control and in the treatment of endometriosis. It is available both alone and in combination with an estrogen as seg ...
, better known as nestorone or elcometrine, is marketed for clinical use. Segesterone acetate produces segesterone as a
metabolite In biochemistry, a metabolite is an intermediate or end product of metabolism. The term is usually used for small molecules. Metabolites have various functions, including fuel, structure, signaling, stimulatory and inhibitory effects on enzymes, c ...
.


References

Tertiary alcohols Alpha-hydroxy ketones Norpregnanes Progestogens Vinylidene compounds {{Genito-urinary-drug-stub