CAS No.:50-28-2 Chemical Name:β-ESTRADIOL Synonyms Evex;Altrad;Evorel;Macrol;Menest;Systen;Cimara;Bardiol;Climara;e(sub2) CBNumber:CB2200244 Molecular Formula:C18H24O2 |
Specifications︰
Appearance White crystalline powder
Identification A: IR
B: UV
Appearance of solution Clear
Specific rotation +76°-+83°
Melting point 173-179℃
Related substances
Individual impurity
Total impurities
≤0.5%
≤1.0%
Loss on drying ≤3.5%
Assay(on the anhydrous basis) 97.0-103.0%