The present invention relates to a method for preparing capecitabine and a method for preparing a β-anomer-rich trialkyl carbonate compound used therein, and a highly pure capecitabine can be efficiently prepared with a high yield by the method of the present invention using the β-anomer-rich trialkyl carbonate compound as an intermediate.
本发明涉及一种制备
卡培他滨的方法,以及用于其中的β-异构体富集的三烷基
碳酸酯化合物的制备方法,本发明的方法使用β-异构体富集的三烷基
碳酸酯化合物作为中间体,可以高效地制备高纯度的
卡培他滨,并且产率高。