ChemInform Abstract: Alum (KAl(SO₄)₂·12H₂O) Catalyzed Multicomponent Transformation: Simple, Efficient, and Green Route to Synthesis of Functionalized Spiro[chromeno[2,3‐d]pyrimidine‐5,3′‐indoline]‐tetraones in Ionic Liquid Media.

Abstract

no[2,3-d]pyrimidine-5,3'-indoline]-tetraones in Ionic Liquid Media. -All products are purified by recrystallization. The applied catalyst can be recycled several times. -(MIRHOSSEINI MOGHADDAM, M.; BAZGIR, A.; MOHAMMAD MEHDI, A.; GHAREMANZADEH*, R.; Chin. J. Chem. 30 (2012) 3, 709-714, http://dx.