The first catalytic method for Heck alkynylation of unactivated aryl bromides (copper-free Sonogashira) in an ionic liquid: 1 mol-percent palladium/triphenylphosphane/pyrrolidine in [BMIM][BF4] as a simple, inexpensive and recyclable system

Jean-Cyrille Hierso (1) , Julien Boudon (1) , Michel Picquet (1) , Philippe Meunier (1)

1 ICMUB - Institut de Chimie Moléculaire de l'Université de Bourgogne [Dijon]

Mots clés: Heck alkynylation; copper-free Sonogashira; ionic liquid; catalysis; palladium; triphenylphosphane; methylimidazolium

Domaines: Catalyse

Jean-Cyrille Hierso, Julien Boudon, Michel Picquet, Philippe Meunier. The first catalytic method for Heck alkynylation of unactivated aryl bromides (copper-free Sonogashira) in an ionic liquid: 1 mol-percent palladium/triphenylphosphane/pyrrolidine in [BMIM][BF4] as a simple, inexpensive and recyclable system. European Journal of Organic Chemistry, 2007, 4, pp.583-587. ⟨10.1002/ejoc.200600976⟩. ⟨hal-00460836⟩