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Documenti fondamentali

E8875

Sigma-Aldrich

17β-Estradiol

≥98% (HPLC), powder, estrogenic hormone

Sinonimo/i:

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

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250 MG
CHF 34.10
1 G
CHF 104.00
5 G
CHF 405.00
25 G
CHF 1’480.00
100 G
CHF 4’200.00

CHF 34.10


Spedizione prevista il19 marzo 2025


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Scegli un formato

Cambia visualizzazione
250 MG
CHF 34.10
1 G
CHF 104.00
5 G
CHF 405.00
25 G
CHF 1’480.00
100 G
CHF 4’200.00

About This Item

Formula empirica (notazione di Hill):
C18H24O2
Numero CAS:
Peso molecolare:
272.38
Beilstein:
1914275
Numero CE:
Numero MDL:
Codice UNSPSC:
12352104
ID PubChem:
NACRES:
NA.77

CHF 34.10


Spedizione prevista il19 marzo 2025


Richiedi un ordine bulk

Nome del prodotto

β-Estradiol, ≥98%

Origine biologica

synthetic (organic)

Livello qualitativo

Sterilità

non-sterile

Saggio

≥98%

Stato

powder

tecniche

cell culture | mammalian: suitable

Punto di fusione

176-180 °C (lit.)

Solubilità

ethanol: 50 mg/mL, clear, colorless

Condizioni di spedizione

ambient

Temperatura di conservazione

room temp

Stringa SMILE

O[C@H]1CC[C@@]2([H])[C@]3([H])CCC4=CC(O)=CC=C4[C@@]3([H])CC[C@@]21C

InChI

1S/C18H24O2/c1-18-9-8-14-13-5-3-12(19)10-11(13)2-4-15(14)16(18)6-7-17(18)20/h3,5,10,14-17,19-20H,2,4,6-9H2,1H3/t14-,15-,16+,17+,18+/m1/s1
VOXZDWNPVJITMN-ZBRFXRBCSA-N

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Descrizione generale

β-Estradiolis a natural steroid estrogen[1] and a female sex hormone.[2] It is an essential component of the female menstrual cycle and plays an important role in the growth and maintenance of the reproductive system.[2]

Applicazioni

β-Estradiol has been used:
  • for the in vitro maturation of bovine cumulus-oocyte complexes (COCs)[3]
  • as a supplement in in vitro maturation medium (IVM), which is used as a control medium[4]
  • in estrogen-induction assay[5]

Azioni biochim/fisiol

The major estrogen secreted by the premenopausal ovary. Estrogens direct the development of the female phenotype in embryogenesis and during puberty by regulating gene transcription and, thus, protein synthesis. It also induces the production of gonadotropins which, in turn, induce ovulation. Exposure to estradiol increases breast cancer incidence and proliferation.

Caratteristiche e vantaggi

This compound is featured on the Acetylcholine Receptors (Nicotinic) and Nuclear Receptors (Steroids) pages of the Handbook of Receptor Classification and Signal Transduction. To browse other handbook pages, click here.

Prodotti correlati

N° Catalogo
Descrizione
Determinazione del prezzo

Pittogrammi

Health hazardEnvironment

Avvertenze

Danger

Indicazioni di pericolo

Classi di pericolo

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

Codice della classe di stoccaggio

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

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges


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Certificati d'analisi (COA)

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β-Estradiol-d2 98 atom % D

Sigma-Aldrich

E4260

β-Estradiol-d2

Estradiol United States Pharmacopeia (USP) Reference Standard

USP

1250008

Estradiol

Estriol ≥97%

Sigma-Aldrich

E1253

Estriol

Estradiol hemihydrate British Pharmacopoeia (BP) Assay Standard

BP729

Estradiol hemihydrate

Estradiol Pharmaceutical Secondary Standard; Certified Reference Material

Supelco

PHR1353

Estradiol

Three-step in vitro maturation culture of bovine oocytes imitating temporal changes of estradiol-17beta and progesterone concentrations in preovulatory follicular fluid.
Matsuo M, et al.
Archives Animal Breeding, 60(4), 385-390 (2017)
Natriuretic peptide receptor 2 (NPR2) localized in bovine oocyte underlies a unique mechanism for C-type natriuretic peptide (CNP)-induced meiotic arrest.
Xi G, et al.
Theriogenology, 106, 198-209 (2018)
Supra molecular mechanism of the removal of 17-beta-estradiol endocrine disturbing pollutant from water on functionalized iron nano particles
Ali I, et al.
Journal of Molecular Liquids, 241, 123-129 (2017)
Synthesis and electrochemical characterization of nanostructured magnetic molecularly imprinted polymers for 17-beta-Estradiol determination
Lahcen A, et al.
Sensors and Actuators B, Chemical, 241, 698-705 (2017)
Youqiang Li et al.
International journal of oncology, 46(4), 1461-1472 (2015-02-06)
Hormone therapy targeting estrogen receptor α (ERα) is the most effective treatment for breast cancer. However, this treatment eventually fails as the tumor develops resistance. Although reduced expression of ER-α is a known contributing factor to endocrine resistance, the mechanism

Questions

  1. Which of the two options, E1024 or E8875, is preferable for use as 1) an oral supplement and 2) silastic tube release? Additionally, among these which one is better for dissolving estrogen in sesame oil.

    1 answer
    1. The in vivo application is beyond the scope of product characterization efforts. However, for the specified applications, E8875 is highly recommended, as it has been well cited in the literature. The following publications may be of interest for protocol reference:

      1. J Vis Exp. 2012 Jun 7;(64):e4013. Ovariectomy and 17β-estradiol replacement in rats and mice: a visual demonstration. PMID: 22710371

      2. Am J Physiol Regul Integr Comp Physiol. 2009 Sep;297(3):R587-92. Loss of ovarian function in the VCD mouse-model of menopause leads to insulin resistance and a rapid progression into the metabolic syndrome. PMID: 19439618

      3. Eur J Pharmacol. 2021 May 25;906:174175. Apigenin acts as a partial agonist action at estrogen receptors in vivo. PMID: 34048736

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