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Merck

73532

Supelco

2-Methoxy-oestron

analytical standard

Synonym(e):

2-MeO-E1, 3-Hydroxy-2-methoxyestra-1,3,5(10)-trien-17-on

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About This Item

Empirische Formel (Hill-System):
C19H24O3
CAS-Nummer:
Molekulargewicht:
300.39
EG-Nummer:
MDL-Nummer:
UNSPSC-Code:
41116107
PubChem Substanz-ID:

Qualität

analytical standard

Qualitätsniveau

Assay

≥97.0% (HPLC)

Optische Aktivität

[α]/D +182.5±7.5°, c = 0.5 in methanol

Haltbarkeit

limited shelf life, expiry date on the label

Methode(n)

HPLC: suitable
gas chromatography (GC): suitable

Anwendung(en)

pharmaceutical

Format

neat

Lagertemp.

2-8°C

SMILES String

C[C@@]12[C@](CCC2=O)([H])[C@]3([H])CCC4=CC(O)=C(OC)C=C4[C@@]3([H])CC1

InChI

1S/C19H24O3/c1-19-8-7-12-13(15(19)5-6-18(19)21)4-3-11-9-16(20)17(22-2)10-14(11)12/h9-10,12-13,15,20H,3-8H2,1-2H3/t12-,13+,15-,19-/m0/s1

InChIKey

WHEUWNKSCXYKBU-QPWUGHHJSA-N

Anwendung

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Piktogramme

Health hazardEnvironment

Signalwort

Warning

H-Sätze

Gefahreneinstufungen

Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2

Lagerklassenschlüssel

11 - Combustible Solids

WGK

WGK 3

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable


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Die Dokumentenbibliothek aufrufen

Shiying Xu et al.
Ecotoxicology and environmental safety, 209, 111754-111754 (2020-12-16)
There are many kinds of estrogens, and endogenous estrogens produce a variety of estrogen metabolites with similar structure but with different physiological effects after metabolism in vivo. Studies have shown that estrone (E1) widely occurs in the environment and animal-derived
Hannah Oh et al.
British journal of cancer, 117(7), 1070-1078 (2017-08-18)
Prolonged sitting and lower levels of physical activity have been associated with increased levels of parent oestrogens (oestrone and oestradiol), the key hormones in female cancers, in postmenopausal women. However, it is unknown whether sitting and physical activity are associated
Frank Z Stanczyk et al.
Clinica chimica acta; international journal of clinical chemistry, 484, 223-225 (2018-06-01)
Higher circulating estradiol levels are generally obtained using conventional radioimmunoassays (RIA) compared to liquid chromatography/tandem mass spectrometry (LC-MS/MS) assays, and this has been attributed to the presence of estradiol metabolites that cross-react with the antibody used in the RIA. This
Daniela Pemp et al.
Archives of toxicology, 93(7), 1979-1992 (2019-05-24)
Despite being widely used to investigate 17β-estradiol (E2)-induced mammary gland (MG) carcinogenesis and prevention thereof, estrogen homeostasis and its significance in the female August Copenhagen Irish (ACI) rat model is unknown. Thus, levels of 12 estrogens including metabolites and conjugates
Rebecca Troisi et al.
Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology, 27(10), 1208-1213 (2018-07-28)
Background: Prenatal diethylstilbestrol (DES) exposure is associated with adverse reproductive outcomes and cancer of the breast and vagina/cervix in adult women. DES effects on estrogen metabolism have been hypothesized, but reproductive hormone concentrations and metabolic pathways have not been comprehensively

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