A Facile Atom-Economic Synthesis of Imidazoles with Chalcogenophosphoryl Substituents via Free-Radical Addition of Secondary Phosphine Chalcogenides to 1-Vinylimidazoles
Secondaryphosphinesulfides and selenides react with 1-vinylimidazoles under radical initiation conditions to give the corresponding anti-Markovnikov adducts in up to 98% yields. 1-vinylimidazoles - phosphinesulfides - phosphine selenides - radical addition