A novel cascade Krohnke condensation-an intramolecular nucleophilic cyclization approach toward annulated chromenes

作者：Voskressensky Leonid G^*; Kulikova Larisa N; Listratova Anna V; Borisov Roman S; Kukaniev Muhamadsho A; Varlamov Alexey V

来源：Tetrahedron Letters, 2010, 51(17): 2269-2270.

DOI：10.1016/j.tetlet.2010.02.102

A one-pot protocol toward previously unreported derivatives of chromeno[2',2':4,5]imidazo[2,1-a]isoquinoline via a cascade reaction of isoquinoline-derived immonium salts and a-hydroxy aromatic aldehydes is elaborated.

• 出版日期2010-4-28