|Synonyms||Norethindrone acetate oxime; ORF-5263; So-36; Norethisterone-3-oxime acetate; 17α-Ethynyl-19-nortestosterone 3-oxime 17β-acetate|
|Drug class||Progestogen; Progestogen ester|
|Chemical and physical data|
|Molar mass||355.471 g/mol g·mol−1|
|3D model (JSmol)|
Norethisterone acetate oxime (developmental code names ORF-5263, So-36), or norethindrone acetate oxime, is a steroidal progestin of the 19-nortestosterone group which was developed as a postcoital contraceptive but was never marketed. It is the C3 oxime and C17β-acetate ester of norethisterone.
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