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You are here:Home » Molecular Biology » MB-Hormones, Steroids » Estradiol 17b (17b-estradiol;1,3,5[10]-estratriene-3,17b-diol,3,17b-Dihydroxy-1,3,5[10]-estratriene, Estra-1,3,5(10)-triene-3,17-diol, beta-Estradiol)

Estradiol 17b
Estra-1,3,5(10)-triene-3,17-diol, beta-Estradiol)


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Agonist of Estrogen receptor. Potent mammalian estrogenic hormone produced by the ovary.
Catalog #E3550
Nomenclature 17b-estradiol;1,3,5[10]-estratriene-3,17b-diol;3,17b-Dihydroxy-1,3,5[10]-estratriene; Estra-1,3,5(10)-triene-3,17-diol; Beta-estradiol
SolubilitySoluble in Ethanol. Dilute to 10mg/ml in ethanol. Gentle heat or sonication may be necessary.
Specific Rotation~+80° Diox
Melting Point174-179°C
Assay (Anhydrous) 98%
Related Substances 0.1%
Loss on Drying 5%
Storage and StabilityMay be stored at 4°C. Do not freeze. Stable for at least 12 months. For maximum recovery of product, centrifuge the original vial prior to removing the cap.
CAS Number50-28-2
Molecular FormulaC18H24O2
Molecular Weight272.38
FormSupplied as a white to yellow crystalline powder
Assay (Anhydrous)
Related Substances
Loss on Drying
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.
Alternate names17b-estradiol;1,3,5[10]-estratriene-3,17b-diol;3,17b-Dihydroxy-1,3,5[10]-estratriene; Estra-1,3,5(10)-triene-3,17-diol; Beta-estradiol

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