Abstract
A convenient and effective method for the preparation of β‐amino‐α,β‐unsaturated esters and ketones has been developed through silica gel‐catalyzed and solvent‐free reactions of β‐dicarbonylic compounds with ammonia and primary amines.
Acknowledgments
The project was supported by NSFC (No. 20272002), the Excellent Young Teachers Program and the Scientific Research Foundation for the Returned Oversea Chinese Scholars of Ministry of Education of China, and Peking University (President grant).