[EN] METHODS FOR PREPARING 17-ALKYNYL-7-HYDROXY STEROIDS AND RELATED COMPOUNDS<br/>[FR] PROCÉDÉS DE PRÉPARATION DE COMPOSÉS 17-ALKYNYL-7-HYDROXY STÉROÏDES ET COMPOSÉS ASSOCIÉS
申请人:HOLLIS EDEN PHARMACEUTICALS
公开号:WO2009149392A1
公开(公告)日:2009-12-10
The invention relates to processes for preparing 17-alkynyl-7-hydroxy- steroids, such as 17-Ethynyl-10R13S-dimethyl 2,3,4,7,8R,9S, 10,11,12,13,14S,15,16,17-hexadecahydro-1 H-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.
该发明涉及制备17-炔基-7-羟基类固醇的过程,例如17-乙炔基-10R13S-二甲基2,3,4,7,8R,9S,10,11,12,13,14S,15,16,17-十六氢-1H-环戊[α]苯并-3R,7R,17S-三醇(也称为17α-乙炔基-雄烯-5-烯-3β,7β,17β-三醇),这些类固醇基本上不含有在核雌激素受体上具有结合活性的工艺杂质。