Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
5220711 | Tetrahedron | 2012 | 7 Pages |
Abstract
A new regio- and stereoselective synthesis of (E)-N-(2-arylvinyl)phthalimides as well as phthalimide-containing (E,E)-buta-1,3-dienes and (E)-but-1-en-3-ynes has been developed. The one-pot ruthenium-catalyzed silylative coupling/iododesilylation sequence provides (E)-N-(2-iodovinyl)phthalimide 1, which undergoes palladium-catalyzed Suzuki–Miyaura or Sonogashira cross-coupling to afford stereodefined highly π-conjugated phthalimides and functionalized dienimides containing phthalimide groups.
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