The present invention provides a process for the preparation of sugammadex sodium involving the step of: reacting 6-perdeoxy-6-per-halo-gamma-cyclodextrin with 3-mercapto propionic acid in the presence of alkali metal alkoxide in an organic solvents. The invention also provides a process for purifying the sugammadex or its pharmaceutically acceptable salts using water and organic solvents.
本发明提供了一种制备舒甘莫司
钠的方法,包括以下步骤:在有机溶剂中,在碱性
金属醇的存在下,将6-去氧-6-卤代-γ-
环糊精与
3-巯基丙酸反应。本发明还提供了一种用
水和有机溶剂纯化舒甘莫司或其药学上可接受的盐的方法。