LiClO4 Accelerated Michael addition of amines to α,β-unsaturated olefins under solvent-free conditions
Najmedin Azizi and Mohammad R. Saidi*
*Department of Chemistry, Sharif University of Technology, P.O. Box 11365-9516, Tehran 11365, Iran, Email: saidisharif.edu
N. Azizi, M. R. Saidi, Tetrahedron, 2004, 60, 383-387.
The addition of primary and secondary amines to α,β-unsaturated esters, nitriles, amides, and ketones mediated by solid lithium perchlorate gave the corresponding saturated amines under solvent-free and environmentally friendly conditions at room temperature.
see article for more examples
Silicon Tetrachloride Catalyzed Aza-Michael Addition of Amines to Conjugated Alkenes under Solvent-Free Conditions
N. Azizi, R. Baghi, H. Ghafuri, M. Boloutchian, M. Hashemi, Synlett, 2010, 379-382.
Michael Addition, β-Amino Esters, Amines, α,β-Unsaturated olefins, Lithium perchlorate