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Documenti fondamentali

PHR1353

Supelco

Estradiol

Pharmaceutical Secondary Standard; Certified Reference Material

Sinonimo/i:

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

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About This Item

Formula empirica (notazione di Hill):
C18H24O2
Numero CAS:
Peso molecolare:
272.38
Beilstein:
1914275
Numero CE:
Numero MDL:
Codice UNSPSC:
41116107
ID PubChem:
NACRES:
NA.24

Grado

certified reference material
pharmaceutical secondary standard

Livello qualitativo

agenzia

traceable to BP 729
traceable to Ph. Eur. E1620000
traceable to USP 1250008

Famiglia di API

estradiol

CdA

current certificate can be downloaded

tecniche

HPLC: suitable
gas chromatography (GC): suitable

Punto di fusione

176-180 °C (lit.)

applicazioni

pharmaceutical (small molecule)

Formato

neat

Temperatura di conservazione

2-30°C

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

Informazioni sul gene

human ... ESR1(2099)

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Descrizione generale

Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.
Estradiol is a steroid hormone present naturally in the human body. The availability of this hormone is quintessential in older women as it is a determinant of menopausal syndromes. It is utilized for the prevention of cardiovascular diseases.

Applicazioni

Estradiol may be used as a pharmaceutical reference standard for the determination of the analyte in pharmaceutical formulations by various chromatography techniques.
These Secondary Standards are qualified as Certified Reference Materials. These are suitable for use in several analytical applications including but not limited to pharma release testing, pharma method development for qualitative and quantitative analyses, food and beverage quality control testing, and other calibration requirements.

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.

Risultati analitici

These secondary standards offer multi-traceability to the USP, EP (PhEur) and BP primary standards, where they are available.

Altre note

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.

Nota a piè di pagina

To see an example of a Certificate of Analysis for this material enter LRAC3704 in the slot below. This is an example certificate only and may not be the lot that you receive.

Prodotti consigliati

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

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


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Sigma-Aldrich

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High-efficiency liquid chromatography in pharmaceutical analysis
Bailey F. and Brittain PN
Journal of Chromatography A, 83(3), 431-437 (1973)
Prediction of internal standards in reversed-phase liquid chromatography: II. Selectivity optimization and internal standard prediction for the quantitation of estradiol and levonorgestrel in a transdermal drug delivery formulation based on the linear solvation energy relationships
Li, J and Shah DS
Journal of Chromatography A, 954(1), 159-171 (2002)
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Novakova L, et al.
Analytical and Bioanalytical Chemistry, 379(5-6), 781-787 (2004)
Advantages of application of UPLC in pharmaceutical analysis.
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Marie Mi Bonde et al.
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Splicing reactions generally combine high speed with accuracy. However, some of the pre-mRNAs escape the nucleus with a retained intron. Intron retention can control gene expression and increase proteome diversity. We calculated the escape rate for the yeast PTC7 intron

Articoli

Separation of Estriol 3-(β-D-glucuronide) sodium salt; β-Estradiol 3-(β-D-glucuronide) 17-sulfate dipotassium salt; Estriol 3-sulfate sodium salt; β-Estradiol 3,17-disulfate dipotassium salt, ≥95%; β-Estradiol 17-(β-D-glucuronide) sodium salt; β-Estradiol 3-(β-D-glucuronide) sodium salt; Estrone 3-(β-D-glucuronide) sodium salt; β-Estradiol 3-sulfate sodium salt, ≥93%; Estriol, ≥97%; Estrone 3-sulfate sodium salt, contains ~35% Tris as stabilizer; β-Estradiol, ≥98%; α-Estradiol, powder, ≥98% (TLC); Estrone, ≥99%

Contenuto correlato

The Titan C18 column provided efficient and rapid resolution of thirteen related estrogenic compounds. Ultra Ultra high purity solvents provided robust operation.

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