Skip to Content
Merck
CN

Key Documents

View All Documentation

N1225000

Norethisterone acetate

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

19-Norethindrone acetate, NETA, 17α-Ethynyl-17β-hydroxy-19-nor-4-androsten-3-one 17-acetate, 17α-Ethynyl-19-nortestosterone 17β-acetate, 17-Hydroxy-19-nor-17α-4-pregnen-20-yn-3-one acetate, 19-Norethisterone 17-acetate

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C22H28O3
CAS Number:
51-98-9
Molecular Weight:
340.46
NACRES:
NA.24
PubChem Substance ID:
329818527
UNSPSC Code:
41116107
MDL number:
MFCD00271615
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

grade

pharmaceutical primary standard

API family

norethisterone

manufacturer/tradename

EDQM

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

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

InChI

1S/C22H28O3/c1-4-22(25-14(2)23)12-10-20-19-7-5-15-13-16(24)6-8-17(15)18(19)9-11-21(20,22)3/h1,13,17-20H,5-12H2,2-3H3/t17-,18+,19+,20-,21-,22-/m0/s1

InChI key

IMONTRJLAWHYGT-ZCPXKWAGSA-N

Gene Information

human ... PGR(5241)

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Norethisterone acetate EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

Other Notes

Sales restrictions may apply.

Still not finding the right product?

Explore all of our products under Norethisterone acetate

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

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

涉药品监管产品

This item has

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

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

Visit the Document Library

A comparative study of the androgenic properties of progesterone and the progestins, medroxyprogesterone acetate (MPA) and norethisterone acetate (NET-A).
Africander D J, et al.
The Journal of Steroid Biochemistry and Molecular Biology, 143, 404-415 (2014)
F Pommier et al.
Journal of chromatography. A, 750(1-2), 75-81 (1996-10-25)
An analytical method for the determination of norethisterone acetate (NETA) in human plasma by capillary gas chromatography-mass-selective detection (GC-MS), with testosterone acetate as internal standard, was developed and validated. After addition of the internal standard, the compounds were extracted from
Bente Juel Riis et al.
American journal of obstetrics and gynecology, 187(4), 1101-1116 (2002-10-22)
This article is focused on the use of norethisterone acetate as progestogen in hormone replacement therapy. Emphasis is made on the fact that the primary reason for adding a progestogen to hormone replacement therapy is to protect the endometrium against
View All Related Papers

Global Trade Item Number

SKUGTIN
N122500004061833813317