Preparation method of aliskiren intermediate compound

The invention discloses a preparation method of an aliskiren intermediate compound, which comprises the following steps: carrying out further chlorination reaction on pivaloyl chloride to obtain chlorinated pivaloyl chloride, and further aminating the chlorinated pivaloyl chloride to obtain a target intermediate compound 3-amino-2, 2-dimethyl propionamide. The method has the beneficial effects that the method is simple and easy to operate, few in by-products, simple in post-treatment and suitable for industrial expanded-scale production; the raw materials are cheap and easy to obtain, the production cost can be effectively reduced, and the preparation method is high in yield, good in purity, high in atom utilization rate, few in waste and good in environmental friendliness; the preparation method is short in reaction route and high in preparation efficiency, production raw materials can be effectively saved, and the production cost is reduced. 本发明公开了一种阿利克仑中间体化合物的制备方法，通过特戊酰氯的进一步氯化反应得到氯代特戊酰氯，氯代特戊酰氯进一步胺化得到目标中间体化