Synthesis of 3-spiropyrrolidine-3-spirooxindoles from Baylis–Hillman adducts of chromone with azomethine ylides via [3+2] cycloaddition reaction

Autor: Yuvaraj, Panneerselvam, Reddy, Boreddy S.R.
Zdroj: In Tetrahedron Letters 20 February 2013 54(8):821-827
Databáze: ScienceDirect