Estradiol benzoate (Standard) is the analytical standard of Estradiol benzoate. This product is intended for research and analytical applications. Estradiol benzoate (beta-Estradiol 3-benzoate) is a HBx protein inhibitor and inhibits androgen and hepatitis B virus (HBV) transcription, replication. Estradiol benzoate shows antifertility effects, anti- Toxoplasma gondii activity and can improve memory behavior of Ovariectomy (Ovx) female mice[1][2][3][4][5].