EMTRICITABINE PURIFICATION METHOD

摘要

Provided is an emtricitabine purification method. The method comprises: separating out the emtricitabine in the form of emtricitabine benzoate from aqueous solution, and dissociating the benzoate to obtain high purity of the emtricitabine in a high production rate. The method is simple, has high efficiency and is particularly suitable for an industrial production.