Buy Natural Estrogen Hormone Raw Estradiol Benzoate Powder CAS 50-50-0 Online
What is Estradiol Benzoate?
Estradiol benzoate (EB, E2B), sold under the brand name Progynon-B among others, is an estrogen. It is a synthetic estrogen ester which acts as a prodrug of estradiol, and hence is considered to be a natural and bioidentical form of estrogen.
Estradiol Benzoate Chemical Profile
Formal Name: estra-1,3,5(10)-triene-3,17β-diol 3-benzoate
CAS Number: 50-50-0
Synonyms: β-Estradiol Benzoate, 17β-Estradiol 3-Benzoate, 17β-Oestradiol Benzoate, E2 Benzoate
Molecular Formula: C25H28O3
Formula Weight: 376.5
Purity: ≥98%
Appearance: A crystalline solid
Estradiol Benzoate Certificate Of Analysis
| TEST ITEMS |
SPECIFICATION |
RESULTS |
| Description |
White crystalline powder |
White crystalline powder |
| Assay |
97.0~103.0% |
99.21% |
| Melting Point |
192~198°C |
192~196°C |
| Loss On Drying |
0.5%max |
0.21% |
| Related Substances |
total impurities ≤1.0% |
conform |
| Related Substances |
any individual impurity ≤0.5% |
conform |
| Conclusion |
The specification conform with enterprise standard |
