A self-supported polymeric MacMillan catalyst for homogeneous organocatalysis and heterogeneous recycling

Chem Asian J. 2013 Jun;8(6):1110-4. doi: 10.1002/asia.201300152. Epub 2013 Apr 9.

Abstract

Lean on me: A soluble, "self-supported" chiral organosilica polymer (ChiOSP) with embedded imidazolidinone catalytic moieties was synthesized by a bottom-up strategy and applied as a highly efficient and recyclable organocatalyst for the asymmetric Diels-Alder reaction.