Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

N1200000

Norethisterone

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

19-Norethindrone, 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 Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C20H26O2
CAS Number:
68-22-4
Molecular Weight:
298.42
Beilstein:
1915671
MDL number:
MFCD00067596
UNSPSC Code:
41116107
PubChem Substance ID:
329818523
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

norethisterone

manufacturer/tradename

EDQM

mp

205-206 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

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 ... PGR(5241)

Looking for similar products? Visit Product Comparison Guide

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

Biochem/physiol Actions

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

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

Signal Word

Danger

Hazard Statements

H351,H360FD,H362,H410

Hazard Classifications

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

Storage Class Code

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

WGK

WGK 3

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Sorry, we don't have COAs for this product available online at this time.

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

Customers Also Viewed

Slide 1 of 3

1 of 3

Nandrolone British Pharmacopoeia (BP) Reference Standard

BP257

Nandrolone

Levonorgestrel European Pharmacopoeia (EP) Reference Standard

L0551000

Levonorgestrel

Mifepristone ≥98%

Sigma-Aldrich

M8046

Mifepristone

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
Patricia M LoRusso et al.
Cancer chemotherapy and pharmacology, 71(1), 193-202 (2012-10-16)
Vismodegib, a first-in-class oral hedgehog pathway inhibitor, is an effective treatment for advanced basal cell carcinoma. Based on in vitro data, a clinical drug-drug interaction (DDI) assessment of cytochrome P450 (CYP) 2C8 was necessary; vismodegib's teratogenic potential warranted a DDI
H F Taitel et al.
International journal of fertility and menopausal studies, 40(4), 207-223 (1995-07-01)
Norethindrone is utilized for numerous noncontraceptive therapies, especially during the menopause. Through an analysis of the literature we have described the pharmacological profile of norethindrone and the potential therapeutic implications of low-dose therapies, with an emphasis on endometrial pathology, climacteric
Karl van den Broeck et al.
The European journal of contraception & reproductive health care : the official journal of the European Society of Contraception, 17(5), 321-328 (2012-09-15)
Ferdinand Peeters, a practising gynaecologist from Turnhout, near Antwerp (Belgium), had a pivotal role in the development of a practical and viable modality of oral contraception, striking the balance between efficacy and an acceptably low incidence and severity of side
P Vercellini et al.
Human reproduction (Oxford, England), 27(12), 3450-3459 (2012-08-29)
Does surgical or medical treatment for endometriosis-associated severe deep dyspareunia achieve better results in terms of patients' satisfaction (main study outcome), variation of coital pain and frequency of intercourse? Surgery and progestin therapy were equally effective in the treatment of
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service