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Buy China Manufacturer Estrogen Female Steroid Hormone Estrone (Oestrone) Powder
What is Estrone?
Estrone (E1), also name oestrone, is a steroid, a weak estrogen, and a minor female sex hormone. It is one of three major endogenous estrogens, the others being estradiol and estriol. buy Estrone online, as well as the other estrogens, are synthesized from cholesterol and secreted mainly from the gonads, though they can also be formed from adrenal androgens in adipose tissue. Relative to estradiol, both estrone suppliers and estriol have far weaker activity as estrogens. Buy Estrone crystalline
Estrone for sale is a white, odorless, solid crystalline powder, with a melting point of 254.5 °C (490 °F) and a specific gravity of 1.23.[12][13] Estrone is combustible at high temperatures, with the products carbon monoxide (CO) and carbon dioxide (CO2). Buy Estrone crystalline
Estrone Chemical Profile
CAS No: 53-16-7
Formula: C18 H22 O2
Melting Point: 260˚C
Molecular Weight: 270.37
Rotation: +162˚ Diox
Estrone
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CAS NO:53-16-7
Product Description
Items
Hormones and the Endocrine System
Result
Appearance white or almost white crystalline powder white crystalline powder STEROIDS
Identification The IR spectrum of sample complies white that of reference standard conforms
UV: the minimum and maximum absorption value of test solution should be conforms to that of reference solution conforms
Clarity of solution Solution is clear conforms
Specific rotation +158.0 to +165.0 +160.0
Loss on drying ≤0.5% 0.1%
Residue on ignition ≤0.5% 0.1%
Related substance ≤2.0% conforms
assay 97.0-103.0% 97.8%
Residual solvents Acetone ≤5000ppm Not detected
Ethanol ≤5000 1317ppm
Ethyl acetate≤5000pm Not detected
Bebzene ≤2ppm Not detected
conclusion Meet the above specification
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Estrone 99% white powder 53-16-7 JOA – ECHEMI
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Is estradiol the most potent estrogen?
Where is estrone produced in the body?
What do high levels of estrone mean?
What is the least potent estrogen?
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Estrone: Uses, Interactions, Mechanism of Action – DrugBank
ESTRONE USP (E1) – PCCA
ESTROGEN-ONLY MENOPAUSAL THERAPY