Estradiol
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Molecular Structure
Detailed Description
Estradiol
Synonyms:BETA-ESTRADIOL-16,16,17-D3;17BETA-ESTRADIOL-16,16,17-D3;(+)-3,17β-estradiol;(17b)-estra-1,3,5(10)-triene-3,17diol;(17β)-estra-1,3,5(10)-triene-3,17diol
CAS:50-28-2
MF:C18H24O2
MW:272.38
EINECS:200-023-8
Content:99%
Chemical Properties:White Crystalline Powder
Biological Activity:Endogenous estrogen receptor (ER) agonist (K i values are 0.12 and 0.13 nM for ER α and ER β respectively). Also high affinity ligand at membrane estrogen GPR30 receptors.
COA:
Product name Estradiol
Appearance White crystalline powder
Characteristics White or creamy white, crystalline powder conform
Melting point 173 ~ 179°C 178~ 179°C
Specific rotation ﹢76°~﹢83° ﹢78.5°
Water ≤3.5% pass
Assay 97 .0~ 103.0% 99.07%
Loss on drying ≤0.5% 0.21%
Related substances total impurities ≤1.0% Pass
any individual impurity ≤0.5% Pass
Residual solvents ethanol ≤0.5% Pass
Ethisterone CAS : 434-03-7
Norethisterone CAS:68-22-4
Ethynyl estradiol CAS:57-63-6
Ethynodiol diacetate CAS:297-76-7
Chlormadinone acetate CAS.: 302-22-7
Cyproterone acetate CAS.: 427-51-0
Megestrol acetate CAS.: 595-33-5
Estradiol CAS:50-28-2
17alpha-Oestradiol CAS: 57-91-0
Estradiol Cypionate CAS:313-06-4
Estradiol enantate CAS: 4956-37-0
Estradiol valerate CAS: 979-32-8
Estradiol Benzoatae CAS:50-50-0
Estrone CAS: 53-16-7
Estriol CAS: 50-27-1
19-Norethindrone acetate CAS:51-98-9
Norethisterone enanthate CAS:3836-23-5
Testolactone CAS:968-93-4
Eplerenone CAS: 107724-20-9
Progesterone CAS:57-83-0
Medroxyprogesterone Acetate CAS: 71-58-9
- Estradiol