The present invention relates to the active pharmaceutical ingredient dipyridamole. In particular, it relates to efficient processes for the preparation of dipyridamole which are amenable to large scale commercial production and provide the required product with improved yield and purity. The present invention also relates to a novel crystallization method for the purification of dipyridamole.
本发明涉及活性药物成分二
吡啶酰胺。特别地,本发明涉及适用于大规模商业生产的高效二
吡啶酰胺制备过程,并提供所需产品的产率和纯度改进。本发明还涉及一种新型结晶方法,用于纯化二
吡啶酰胺。