Beilstein J. Org. Chem.2021,17, 2585–2610, doi:10.3762/bjoc.17.173
organocatalysts in asymmetric aza-MR.
Keywords: asymmetric aza-Michael reaction; covalent bonding catalysis; nitrogen heterocycles; non-covalentbondingcatalysis; organocatalysis; Introduction
The Michael reaction though discovered about 135 years ago [1][2] continues to attract attention of the chemists owing
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Graphical Abstract
Scheme 1:
Asymmetric aza-Michael addition catalyzed by cinchona alkaloid derivatives.