Title of article
Pyridinium N-2′-pyridylaminide: synthesis of 3-aryl-2-aminopyridines through an intramolecular radical process
Author/Authors
Ar?nzazu S?nchez، نويسنده , , Araceli N??ez، نويسنده , , Julio Alvarez-Builla، نويسنده , , Carolina Burgos، نويسنده ,
Issue Information
هفته نامه با شماره پیاپی سال 2004
Pages
8
From page
11843
To page
11850
Abstract
Tris(trimethylsilyl)silane (TTMSS) and azobisisobutironitrile (AIBN) promote the intramolecular heteroarylation of arenesulfonamides with pyridyl radicals under thermal conditions. The arenesulfonamides are easily prepared from pyridinium N-2′-pyridylaminide. The heteroarylation process involves pyridyl radical cyclization and ipso substitution.
Keywords
biaryls , radicals and radical reaction , Ipso-substitution mechanism , tris(trimethylsilyl)silane , arylation
Journal title
Tetrahedron
Serial Year
2004
Journal title
Tetrahedron
Record number
1087403
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