API reference
Norethindrone acetate
- CAS number
- 51-98-9
- Molecular formula
- C22H28O3
- Molecular weight
- 340.5 g/mol

About this molecule
Norethindrone Acetate is the orally bioavailable acetate salt of norethindrone, a synthetic progestin with some anabolic, estrogenic, and androgenic activities. As do all progestins, norethindrone binds to and activates nuclear progesterone receptors (PRs) in target tissues such as the pituitary and reproductive system; ligand-receptor complexes are translocated to the nucleus where they bind to progesterone response elements (PREs) located on target genes, followed by various transcriptional events and histone acetylation. Physiological effects include the inhibition of luteinizing hormone (LH) release, an increase in the endometrial luteal-phase, and alterations in endocervical mucus secretion.
Source: NCI Thesaurus (NCIt), via PubChem.
Identifiers
- IUPAC name
- [(8R,9S,10R,13S,14S,17R)-17-ethynyl-13-methyl-3-oxo-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] acetate
- InChIKey
- IMONTRJLAWHYGT-ZCPXKWAGSA-N
- SMILES
- CC(=O)O[C@]1(CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4=CC(=O)CC[C@H]34)C)C#C
- PubChem CID
- 5832
Also known as
Norethindrone acetate · Norethisterone acetate · 19-Norethindrone acetate · Norlutin acetate · ENTA · Norethisteron acetate · 19-Norethisterone acetate · Norethindrone 17-acetate
Related entries in the range
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