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发明公开
CN110498788A 一种高纯度沙利度胺α晶型的制备方法 有权 转让

一种高纯度沙利度胺α晶型的制备方法
摘要：
本发明涉及一种高纯度沙利度胺α晶型的制备方法。具体地，本发明方法制备得到的高纯度的α晶型沙利度胺。并且本发明方法所用的有机溶剂可以通过简单的蒸馏回收重复使用，结晶收率95％以上，操作简单、对环境绿色友好，具有较高的经济和社会价值。本发明方法所用的工艺容易实现工业化大生产。
摘要（英）：

The invention relates to a method for preparing a high-purity thalidomide alpha crystal form, and in particular to alpha crystal form thalidomide prepared by using the method provided by the invention. In addition, an organic solvent used in the method provided by the invention can be repeatedly used through distillation recycling, the crystallization yield is 95% or greater, and the method is simple in operation and green and environment-friendly, and has high economic and social value. By adopting the process of the method, industrial large-scale production can be easily achieved.

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