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Promestriene
Chemical Name 3-propoxy-17-β-methoxyoestra-1,3,5(10)-trien
CAS No. 39219-28-8
Molecular Frmula

C22H32O2

Specification

Appearance

White flake crystals or crystalline powder

Assay (HPLC)

98.5% min

Melting range Between 64℃ and 68℃
Specific rotation (20mg/ml in chloroform) +62-68°
Related Substances 1% max.
Loss on drying 1% max
Action women hormone medicine
Structure
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