Skip to Content
Merck

SML0550

Nestorone

≥97% (HPLC)

Synonym(s):

17-(Acetyloxy)-16-methylene-19-norpregn-4-ene-3,20-dione, 17-Hydroxy-16-methylene-19-norpregn-4-ene-3,20-dione acetate, Elcometrine, Nestoron, ST-1435, ST1435

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C23H30O4
CAS Number:
Molecular Weight:
370.48
NACRES:
NA.77
PubChem Substance ID:
UNSPSC Code:
51111800
MDL number:
Assay:
≥97% (HPLC)
Form:
powder
Quality level:
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


Quality Level

assay

≥97% (HPLC)

form

powder

color

white to beige

solubility

DMSO: 5 mg/mL, clear

storage temp.

2-8°C

SMILES string

CC(=O)O[C@]1(C(C)=O)C(=C)C[C@H]2[C@@H]3CCC4=CC(=O)CC[C@@H]4[C@H]3CC[C@]12C

InChI

1S/C23H30O4/c1-13-11-21-20-7-5-16-12-17(26)6-8-18(16)19(20)9-10-22(21,4)23(13,14(2)24)27-15(3)25/h12,18-21H,1,5-11H2,2-4H3/t18-,19+,20+,21-,22-,23-/m0/s1

InChI key

CKFBRGLGTWAVLG-GOMYTPFNSA-N

Gene Information

human ... PGR(5241)

Biochem/physiol Actions

Nestorone is a potent progesterone receptor agonist with no androgenic, estrogenic, or glucocorticoid-like activities.
Nestorone is a potent progesterone receptor agonist with no androgenic, estrogenic, or glucocorticoid-like activities. Nestorone has been used as a female contraceptive, and recent studies inidicate that it may be useful as a male contraceptive as well. It has also been shown to have neurogenic and neuroprotective activity.

Features and Benefits

This compound is featured on the Nuclear Receptors (Steroids) page of the Handbook of Receptor Classification and Signal Transduction. To browse other handbook pages, click here.


Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library



Vahid Mahabadi et al.
The Journal of clinical endocrinology and metabolism, 94(7), 2313-2320 (2009-04-16)
Testosterone (T) plus progestin combinations are the most promising hormonal male contraceptives. Nestorone (NES), a progestin without estrogenic or androgenic activity, when combined with T may be an excellent candidate for male contraception. Our objective was to determine the effect
Irving Sivin et al.
Contraception, 69(2), 137-144 (2004-02-05)
A 2-year trial of a single Nestorone (NES) rod implant was conducted at three Latin American centers, each enrolling 100 women. We studied the safety, effectiveness and acceptability of this progestin-releasing contraceptive implant. Three pregnancies occurred, the last at 18
Regine Sitruk-Ware
Human reproduction update, 12(2), 169-178 (2005-11-18)
The progestins have different pharmacologic properties depending upon the parent molecule, usually testosterone or progesterone (P), from which they are derived. Very small structural changes in the parent molecule may induce considerable differences in the activity of the derivative. In