. 2011 May 5;16(5):3802–3825. doi: 10.3390/molecules16053802
© 2011 by the authors;
licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).
Scheme 1.
DPPP-Catalyzed Mixed Double-Michael Reactions.