Methods for preparing 17-alkynyl-7-hydroxy steroids and related compounds-2
    1.
    发明授权
    Methods for preparing 17-alkynyl-7-hydroxy steroids and related compounds-2 有权
    制备17-炔基-7-羟基类固醇及相关化合物的方法2

    公开(公告)号:US09163059B2

    公开(公告)日:2015-10-20

    申请号:US13664304

    申请日:2012-10-30

    IPC分类号: C07J71/00

    摘要: The invention relates to processes for preparing 17-alkynyl-7-hydroxy-steroids, such as 17-Ethynyl-10R,13S-dimethyl 2,3,4,7,8R,9S,10,11,12,13,14S,15,16,17-hexadecahydro-1H-cyclopenta[a]phenanthrene-3R,7R,17S-triol (also referred to as 17α-ethynyl-androst-5-ene-3β,7β,17β-triol), that are essentially free of process impurities having binding activity at nuclear estrogen receptors.

    摘要翻译: 本发明涉及制备17-炔基-7-羟基甾族化合物的方法,例如17-乙炔基-10R,13S-二甲基2,3,4,7,8R,9S,10,11,12,13,14S, 15,16,17-十六氢-1H-环戊二烯并[a]菲-3R,7R,17S-三醇(也称为17α-乙炔基 - 雄甾-5-烯-3&bgr,7&bgr,17&bgr三醇) 其基本上不含在核雌激素受体上具有结合活性的工艺杂质。