F Xu

The single most common cause leading to the diagnosis of endometrial cancer is postmenopausal bleeding. Although most patients with early-stage disease (FIGO stage I and II) can be cured, prognosis worsens considerably with increasing stage…

Synthesis of danazol analogues involved transformation of 3-ketosteroids (Ⅰa～c) into 2-hydroxymethylene steroids (Ⅱa～c) and subsequent cyclization to steroidal (2, 3 d) isoxazoles (Ⅲa～c), Further treatment with sodium methoxide gave the cor…