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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

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About This Item

Empirical Formula (Hill Notation):
C22H28O3
CAS Number:
51-98-9
Molecular Weight:
340.46
MDL number:
MFCD00271615
UNSPSC Code:
41116107
PubChem Substance ID:
329818527
NACRES:
NA.24

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)

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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.

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_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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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
Norethisterone and norethisterone acetate.
IARC monographs on the evaluation of the carcinogenic risk of chemicals to humans, 21, 441-460 (1979-12-01)
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
Elizabeth E Sweeney et al.
Cancer research, 74(23), 7060-7068 (2014-10-12)
Hormone replacement therapy (HRT) is widely used to manage menopausal symptoms in women and can be comprised of an estrogen alone or an estrogen combined with a progestin. The Women's Health Initiative demonstrated in their randomized trials that estrogen alone
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