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公开(公告)号:US5705692A
公开(公告)日:1998-01-06
申请号:US721431
申请日:1996-09-27
IPC分类号: C07C213/02 , C07C231/02 , C07C231/08 , C07C231/12 , C07C231/14
CPC分类号: C07C213/02
摘要: Provided is a novel process for the preparation of iohexol having improved yields and purity, reduced number of isolated intermediates, and significantly reduced volume of ion-exchange resins required to desalinate the final product.
摘要翻译: 提供了一种制备具有提高的产率和纯度,减少分离的中间体数量和显着减少脱盐最终产物所需的离子交换树脂的体积的新型方法。