Metal trifluoromethanesulfonates [M(OTf)n;
M = Sc, Zr, In] catalyse the FriedelâCrafts alkenylation of arenes
using alkynes, including internal alkynes, to give, through an alkenyl
cation intermediate, 1,1-diarylalkenes in high to excellent yields.
金属三氟甲磺酸盐[M(OTf)n; M = Sc, Zr, In]可催化炔类(包括内部炔类)与炔烃的弗里德卡夫斯烯化反应,通过烯阳离子中间体以高产率甚至极高的产率得到 1,1-二芳基烯烃。
Traceless directing group mediated branched selective alkenylation of unbiased arenes
作者:Soumitra Agasti、Aniruddha Dey、Debabrata Maiti
DOI:10.1039/c6cc07032a
日期:——
–COOH group assisted branched selective olefination of simple arenes.