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Key Documents

E1620000

Estradiol hemihydrate

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

β-Estradiol hemihydrate, 1,3,5-Estratriene-3,17β-diol, 3,17β-Dihydroxy-1,3,5(10)-estratriene

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About This Item

Empirical Formula (Hill Notation):
C18H24O2 · 0.5H2O
CAS Number:
Molecular Weight:
281.39
Beilstein:
1914275
EC Number:
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

estradiol

manufacturer/tradename

EDQM

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

O.C[C@]12CC[C@H]3[C@@H](CCc4cc(O)ccc34)[C@@H]1CC[C@@H]2O.C[C@]56CC[C@H]7[C@@H](CCc8cc(O)ccc78)[C@@H]5CC[C@@H]6O

InChI

1S/2C18H24O2.H2O/c2*1-18-9-8-14-13-5-3-12(19)10-11(13)2-4-15(14)16(18)6-7-17(18)20;/h2*3,5,10,14-17,19-20H,2,4,6-9H2,1H3;1H2/t2*14-,15-,16+,17+,18+;/m11./s1

InChI key

ZVVGLAMWAQMPDR-WVEWYJOQSA-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

Estradiol hemihydrate 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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Pictograms

Health hazardEnvironment

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Storage Class Code

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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The location and characteristics of cells within the brain that suppress GnRH neuron activity to contribute to the estrogen-negative feedback mechanism are poorly understood. Using adeno-associated virus (AAV)-mediated Cre-LoxP recombination in estrogen receptor-α (ERα) floxed mice (ERα(flox/flox)), we aimed to

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