Process for the preparation of 10-(2-propynyl)ester-4-ene-3,17-dione
    5.
    发明公开
    Process for the preparation of 10-(2-propynyl)ester-4-ene-3,17-dione 失效
    Verfahren zur Herstellung von 10-(2-丙炔基)雌-4-烯-3,17-二酮。

    公开(公告)号:EP0459381A2

    公开(公告)日:1991-12-04

    申请号:EP91108664.3

    申请日:1991-05-28

    摘要: This invention relates to a process for the preparation of 10-(2-propynyl)-estr-4-ene-3,17-dione, whereby this compound is synthesized utilizing ketals prepared from the addition of 2,2-dimethyl-1,3-propanediol to the starting compound, 19-norandrost-5(10)-ene-3,17-dione (NAD). A new process for the addition of the propynyl group to steroid epoxides by means of higher order cuprates is also described herein.

    摘要翻译: 本发明涉及一种制备10-(2-丙炔基) - 雌-4-烯-3,17-二酮的方法,其中该化合物是使用通过加入2,2-二甲基-1,7-二 3-丙二醇加入起始化合物,19-去甲雄甾-5(10) - 烯-3,17-二酮(NAD)。 本文还描述了通过较高阶铜酸盐将丙炔基添加到类固醇环氧化物的新方法。