Chemical Name: (E/Z)-4-[1-[4-[2-(Methylamino)ethoxy]phenyl]-2-phenyl-1-buten-1-yl]-phenol
Purity: ≥98% (HPLC)
Biological Activity
Technical Data
Solubility
Calculators
Datasheets
References
Biological Activity
Estrogen receptor α (ERα) ligand; potent antiestrogen. Metabolite of tamoxifen (Cat. No. 0999). Primary metabolite responsible for the effectiveness of tamoxifen in ER-positive breast cancer.
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
Solubility Data
Solvent
Max Conc. mg/mL
Max Conc. mM
Solubility
DMSO
37.35
100
Preparing Stock Solutions
The following data is based on the product molecular weight 373.49. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.
Concentration / Solvent Volume / Mass
1 mg
5 mg
10 mg
1 mM
2.68 mL
13.39 mL
26.77 mL
5 mM
0.54 mL
2.68 mL
5.35 mL
10 mM
0.27 mL
1.34 mL
2.68 mL
50 mM
0.05 mL
0.27 mL
0.54 mL
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Product Datasheets
Certificate of Analysis / Product Datasheet
Safety Datasheet
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References
References are publications that support the products' biological activity.
Limet al (2006) Endoxifen, a secondary metabolite of tamoxifen, and 4-OH-tamoxifen induce similar changes in global gene expression patterns in MCF-7 breast cancer cells. J.Pharmacol.Exp.Ther. 318 503 PMID: 16690721
Wuet al (2009) The tamoxifen metabolite, endoxifen, is a potent antiestrogen that targets estrogen receptor a for degradation in breast cancer cells. Cancer Res. 69 1722 PMID: 19244106
Wuet al (2011) Estrogen receptor-beta sensitizes breast cancer cells to the anti-estrogenic actions of endoxifen. Breast Cancer Res. 13 R27 PMID: 21392396