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Pd(ii)-catalyzed remote regiodivergent ortho- and meta-C–H functionalizations of phenylethylamines†
Shangda Li,Huafang Ji,Lei Cai
Chemical Science Pub Date : 06/25/2015 00:00:00 , DOI:10.1039/C5SC01737H
Abstract

Site selectivity control is of vital importance in the direct functionalization of inert C–H bonds. Reported here is a novel example of remote regiodivergent ortho- and meta-C–H bond functionalizations of phenylethylamine derivatives by using a novel 2-cyanobenzoyl group as the original directing functionality, where the regioselectivity was adjusted by a methylation. The potential of the method was exemplified by sequential functionalizations of both ortho- and meta-C–H bonds of a phenylethylamine derivative in a streamlined manner.

Graphical abstract: Pd(ii)-catalyzed remote regiodivergent ortho- and meta-C–H functionalizations of phenylethylamines
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