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Key Documents

L0800000

Lynestrenol

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

(17α)-19-Norpregn-4-en-20-yn-17-ol

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About This Item

Empirical Formula (Hill Notation):
C20H28O
CAS Number:
52-76-6
Molecular Weight:
284.44
UNSPSC Code:
41116107
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

lynestrenol

manufacturer/tradename

EDQM

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

InChI

1S/C20H28O/c1-3-20(21)13-11-18-17-9-8-14-6-4-5-7-15(14)16(17)10-12-19(18,20)2/h1,6,15-18,21H,4-5,7-13H2,2H3/t15-,16+,17+,18-,19-,20-/m0/s1

InChI key

YNVGQYHLRCDXFQ-XGXHKTLJSA-N

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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

Lynestrenol 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.

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m A Dzhangidze et al.
Georgian medical news, (145)(145), 21-25 (2007-05-26)
The effect of hormonal contraception on cervix of the uterus of young nullipara women with ectopia was investigated. Cohort study was carried out by using simple blind method. By means of statistical data manipulation correlation between the application of hormonal
Magali Svrcek et al.
European journal of endocrinology, 156(6), 617-621 (2007-05-31)
The relationship between sex hormones and hepatocellular adenoma development is well established. On the contrary, their contribution to liver adenomatosis (LA) development is still a debatable issue. Recently, inactivating mutations of hepatocyte nuclear factor-1alpha (HNF-1alpha) transcription factor gene or activating
Bronisława Pietrzak et al.
Neuro endocrinology letters, 27(3), 387-391 (2006-07-04)
The assessment of efficacy and safety of two regimens of hormonal replacement therapy (HRT) in women after kidney transplantation with climacteric symptoms. Combined transdermal or transdermal-oral hormonal replacement therapy was administered to 86 kidney-transplanted women, aged 31-52 years, with moderate
Dominik Rachoń et al.
Menopause (New York, N.Y.), 13(5), 840-845 (2006-08-09)
Oral estrogen increases the levels of C-reactive protein (CRP), which is an independent risk factor for coronary heart disease in healthy individuals. The aim of our study was to investigate the effects of intranasal 17beta-estradiol (E2) on serum CRP and
M Iqbal Choudhary et al.
Natural product research, 24(1), 1-6 (2009-12-17)
Transformation of lynestrenol (19-nor-17alpha-pregn-4-en-20-yn-17beta-ol) (1) was carried out by incubation with Cunninghamella elegans to obtain 19-nor-17alpha-pregn-4-en-20-yn-3-one-10beta,17beta-diol (2), 19-nor-17alpha-pregn-4-en-20-yn-3-one-6beta,17beta-diol (3), and 19-nor-17alpha-pregn-4-en-20-yn-3beta,6beta,17beta-triol (4). Metabolite 4 was identified as a new compound. These metabolites were structurally characterised on the basis of spectroscopic
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