Nair, VijayDevipriyaa, S.Eringathodi, Suresh2012-02-062012-02-062007Tetrahedron Letters 48 (2007) 3667–3670http://hdl.handle.net/1968424/756enEfficient synthesis of [1,3]oxazino[2,3-a]quinoline derivatives by a novel 1,4-dipolar cycloaddition involving a quinoline–DMAD zwitterion and carbonyl compoundsArticle