Segesterone (, ), also known as 17α-hydroxy-16-methylene-19-norprogesterone or as 17α-deacetylnestorone, is a
steroidal
progestin of the
19-norprogesterone group that was never marketed.
An
acetate ester
In chemistry, an ester is a compound derived from an oxoacid (organic or inorganic) in which at least one hydroxyl group () is replaced by an alkoxy group (), as in the substitution reaction of a carboxylic acid and an alcohol. Glycerides a ...
,
segesterone acetate
Segesterone acetate (SGA), sold under the brand names Nestorone, Elcometrine, and Annovera, is a progestin medication which is used in birth control and in the treatment of endometriosis in the United States, Brazil, and other South American coun ...
, better known as nestorone or elcometrine, is marketed for clinical use.
Segesterone acetate produces segesterone as a
metabolite.
References
Tertiary alcohols
Ketones
Norpregnanes
Progestogens
Vinylidene compounds
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