Palladium-catalysed reactions of 8-hydroxy- and 8-benzyloxy-5,7-diiodoquinoline under aminocarbonylation conditions
作者:Attila Takács、Antal Szilágyi、Péter Ács、László Márk、Andreia F. Peixoto、Mariette M. Pereira、László Kollár
DOI:10.1016/j.tet.2011.02.003
日期:2011.4
palladium(0) catalysts. Under similar conditions (50 °C, 80 bar CO), 5,7-bis(N-tert-butyl-glyoxylamido)-8-hydroxyquinoline was obtained using tert-butylamine as N-nucleophile. The unprotected 5,7-diiodo-8-hydroxyquinoline underwent dehydroiodination resulting in 8-hydroxyquinoline as the major product.