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Benzylamine as an arylcarboxy surrogate: a copper catalysed o-benzoxylation of 2-phenylpyridines using benzyl amines†
Ahalya Behera,Saroj K. Rout,Srimanta Guin,Bhisma K. Patel
RSC Advances Pub Date : 10/09/2014 00:00:00 , DOI:10.1039/C4RA09922B
Abstract

Different reactivities and selectivities of Cu and Pd catalysts have been demonstrated in the reactions of benzylamines with 2-phenylpyridines. Although Pd is reported to give o-arylation (ArCO–), Cu introduces an arylcarboxy group (ArCOO–) at the proximal site of the directing group. For the first time benzylamine has been utilised as a synthetic equivalent of an arylcarboxy group.

Graphical abstract: Benzylamine as an arylcarboxy surrogate: a copper catalysed o-benzoxylation of 2-phenylpyridines using benzyl amines
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