The invention is directed to compositions comprising, and methods of using, racemic N-desmethylzopiclone, optically pure (+)-N-desmethylzopiclone, and optically pure (-)-N-desmethylzopiclone in the treatment and prevention of diseases and conditions in mammals. The invention is further directed to novel methods of preparing N-desmethylzopiclone, optically pure (+)-N-desmethylzopiclone, and optically pure (-)-N-desmethylzopiclone.
本发明涉及包含和使用混合型N-去甲基唑
吡克隆、光学纯(+)-N-去甲基唑
吡克隆和光学纯(-)-N-去甲基唑
吡克隆的组合物,用于治疗和预防哺乳动物中的疾病和病状。本发明还涉及制备N-去甲基唑
吡克隆、光学纯(+)-N-去甲基唑
吡克隆和光学纯(-)-N-去甲基唑
吡克隆的新方法。