Skip to Content
Merck

Key Documents

View All Documentation

N4128

19-Norethindrone

synthetic (organic), ≥98%, cytosolic sulfotransferases inhibitor, powder

Synonym(s):

17α-Ethynyl-19-nortestosterone, 17-Hydroxy-19-nor-17α-4-pregnen-20-yn-3-one, 17α-Ethynyl-17β-hydroxy-19-nor-4-androsten-3-one, 19-Nor-17α-ethynyl-4-androsten-17β-ol-3-one, 19-Norethisterone

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C20H26O2
CAS Number:
68-22-4
Molecular Weight:
298.42
NACRES:
NA.77
PubChem Substance ID:
24897669
UNSPSC Code:
12352211
EC Number:
200-681-6
MDL number:
MFCD00067596
Beilstein/REAXYS Number:
1915671
Assay:
≥98%
Form:
powder
Storage condition:
protect from light
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

19-Norethindrone, ≥98%, powder

biological source

synthetic (organic)

sterility

non-sterile

assay

≥98%

form

powder

storage condition

protect from light

color

white to off-white

mp

205-206 °C (lit.)

solubility

chloroform: ≥50 mg/mL, clear, colorless

shipped in

ambient

storage temp.

room temp

SMILES string

[H][C@]12CCC(=O)C=C1CC[C@]3([H])[C@]2([H])CC[C@@]4(C)[C@@]3([H])CC[C@@]4(O)C#C

InChI

1S/C20H26O2/c1-3-20(22)11-9-18-17-6-4-13-12-14(21)5-7-15(13)16(17)8-10-19(18,20)2/h1,12,15-18,22H,4-11H2,2H3/t15-,16+,17+,18-,19-,20-/m0/s1

InChI key

VIKNJXKGJWUCNN-XGXHKTLJSA-N

Gene Information

human ... AR(367), PGR(5241)
rat ... Ar(24208)

Biochem/physiol Actions

19-norethindrone is an oral contraceptive involved in the inhibition of cytosolic sulfotransferases (SULT).

Still not finding the right product?

Explore all of our products under 19-Norethindrone

pictograms

Health hazardEnvironment
GHS08,GHS09

signalword

Danger

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Lact. - Repr. 1A

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
0000508593
0000508592
0000508591
0000508591
0000508592

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.

Search for a COA

Already Own This Product?

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

Visit the Document Library

Susan M Fetherston et al.
The Journal of antimicrobial chemotherapy, 68(2), 394-403 (2012-10-31)
The non-nucleoside reverse transcriptase inhibitor MC1220 has potent in vitro activity against HIV type 1 (HIV-1). A liposome gel formulation of MC1220 has previously been reported to partially protect rhesus macaques against vaginal challenge with a simian HIV (SHIV). Here
Moa Säfholm et al.
Philosophical transactions of the Royal Society of London. Series B, Biological sciences, 369(1656) (2014-11-19)
Most amphibians breed in water, including the terrestrial species, and may therefore be exposed to water-borne pharmaceuticals during critical phases of the reproductive cycle, i.e. sex differentiation and gamete maturation. The objectives of this paper were to (i) review available
Derin J Cobia et al.
Schizophrenia research, 139(1-3), 1-6 (2012-06-01)
Cortical abnormalities are considered a neurobiological characteristic of schizophrenia. However, the pattern of such deficits as they progress over the illness remains poorly understood. The goal of this project was to assess the progression of cortical thinning in frontal and
View All Related Papers