Synthesis method of ibrutinib intermediate

According to the preparation method of the ibrutinib intermediate salt, high-yield and high-purity ibrutinib can be obtained through the high-purity intermediate salt, and industrial production is easy. 本发明提供一种依鲁替尼中间体盐的制备方法，通过这种高纯度的中间体盐可以得到高收率和高纯度的依鲁替尼，易于工业化生产。