n-BuLi-promoted [1,4]-Wittig rearrangement of allylic ethers was developed successfully in this work, in which the Wittig rearrangement reaction provided a facile approach to the synthesis of aromatic β-benzyl ketones under mild reaction conditions.
![Graphical abstract: Base-promoted [1,4]-Wittig rearrangement of chalcone-derived allylic ethers leading to aromatic β-benzyl ketones](http://hg.y866.cn/compound/lib/scimg/usr/1/C5RA03846D.jpg)
